BU7262NUX [ROHM]

Full Swing Low Voltage Operation CMOS Operational Amplifiers; 如火如荼的低工作电压CMOS运算放大器
BU7262NUX
型号: BU7262NUX
厂家: ROHM    ROHM
描述:

Full Swing Low Voltage Operation CMOS Operational Amplifiers
如火如荼的低工作电压CMOS运算放大器

运算放大器
文件: 总37页 (文件大小:692K)
中文:  中文翻译
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Operational Amplifiers / Comparators  
Full Swing Low Voltage Operation  
CMOS Operational Amplifiers  
BU7261G, BU7261SG, BU7295HFV, BU7295SHFV,  
BU7262F/FVM/NUX, BU7262SF/FVM/NUX, BU7264F, BU7264SF,  
BU7241G, BU7241SG, BU7275HFV, BU7275SHFV,  
BU7242F/FVM/NUX, BU7242S F/FVM/NUX, BU7244F, BU7244SF  
No.10049EAT22  
Description  
Low Voltage CMOS Op-Amp integrates one or two or four independent output full swing Op-Amps and phase compensation  
capacitors on a single chip. Especially, this series is operable with low voltage, low supply current and low input bias current.  
Input-Output Full Swing : BU7261 (BU7261S) family, BU7241 (BU7241S) family,  
BU7295 (BU7295S) family, BU7275 (BU7275S) family,  
BU7262 (BU7262S) family, BU7242 (BU7242S) family,  
BU7264 (BU7264S) family, BU7244 (BU7244S) family,  
Features  
1) Operable with low voltage  
6) High large signal voltage gain  
7) Low supply current  
+1.8[V] ~ +5.5[V] (single supply):  
BU7261/BU7241 family BU7262/BU7242 family  
BU7264/BU7244 family BU7295/BU7275 family  
2) Operable input-Output full swing  
3) High slew rate (BU7261 family, BU7262 family)  
(BU7295 family, BU7264 family)  
(BU7241 family, BU7242 family)  
(BU7275 family, BU7244 family)  
8) Low input bias current 1[pA](Typ.)  
9) Internal ESD protection  
Human body model (HBM)±4000[V](Typ.)  
4) Internal phase compensation  
5) Wide temperature range  
-40[] ~ +85[]  
(BU7261G, BU7262 family, BU7264F, BU7295HFV)  
(BU7241G, BU7242 family, BU7244F, BU7275HFV)  
-40[] ~ +105[]  
(BU7261SG, BU7262S family, BU7264SF, BU7295SHFV)  
(BU7241SG, BU7242S family, BU7244SF, BU7275SHFV)  
Input-Output Full Swing  
High speed  
Single  
BU7261G  
(BU7261SG: Operation guaranteed up to 105  
)
BU7295HFV  
(BU7295SHFV: Operation guaranteed up to 105  
)
Dual  
Quad  
Single  
BU7262F/FVM/NUX  
(BU7262S F/FVM/NUX: Operation guaranteed up to 105  
)
BU7264F  
(BU7264SF: Operation guaranteed up to 105  
)
Low power  
BU7241G  
(BU7241SG: Operation guaranteed up to 105  
)
BU7275HFV  
(BU7275SHFV: Operation guaranteed up to 105  
)
Dual  
BU7242F/FVM/NUX  
(BU7242S F/FVM/NUX: Operation guaranteed up to 105  
)
Quad  
BU7244F  
(BU7244SF: Operation guaranteed up to 105  
)
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
1/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Pin Assignments  
1
14  
13  
OUT1  
OUT4  
IN4-  
CH1  
+
CH4  
+
OUT1  
IN1-  
1
8
1
2
3
5
VDD  
OUT2  
IN2-  
IN+  
VSS  
IN-  
VDD  
IN1-  
IN1+  
VDD  
IN2+  
IN2-  
2
3
4
5
6
7
-
-
CH1  
12  
11  
IN4+  
VSS  
+
-
2
3
7
6
+
CH2  
+
-
-
IN1+  
VSS  
10  
9
IN3+  
IN3-  
-
-
+
+
4 OUT  
CH3  
CH2  
4
5
IN2+  
8
OUT2  
OUT3  
SSOP5  
HVSOF5  
SOP8  
MSOP8  
VSON008X2030  
Package  
SOP14  
Input type  
SSOP5  
HVSOF5  
SOP8  
VSON008X2030  
MSOP8  
SOP14  
BU7261G  
BU7261SG  
BU7241G  
BU7241SG  
BU7275HFV  
BU7262F  
BU7262NUX BU7262FVM BU7264F  
BU7262SNUX BU7262SFVM BU7264SF  
BU7242NUX BU7242FVM BU7244F  
BU7242SNUX BU7242SFVM BU7244SF  
BU7275SHFV BU7262SF  
BU7295HFV BU7242F  
BU7295SHFV BU7242SF  
Input-output Full Swing  
Absolute maximum rating (Ta=25[])  
Ratings  
BU7261G, BU7241G,  
BU7261SG, BU7241SG,  
BU7262SF/FVM/NUX  
BU7242SF/FVM/NUX  
BU7264SF, BU7244SF  
BU7295SHFV, BU7275SHFV  
BU7262F/FVM/NUX  
BU7242F/FVM/NUX  
BU7264F, BU7244F  
BU7295HFV, BU7275HFV  
Parameter  
Symbol  
Unit  
Supply Voltage  
VDD-VSS  
Vid  
+7  
V
V
Differential Input Voltage(*1)  
Input Common-mode Voltage Range  
Operating Temperature  
VDDVSS  
Vicm  
(VSS-0.3)(VDD+0.3)  
V
Topr  
-40 ~ +85  
-40 ~ +105  
Storage Temperature  
Tstg  
-55 ~ +125  
+125  
Maximum Junction Temperature  
Tjmax  
Note: Absolute maximum rating item indicates the condition which must not be exceeded.  
Application of voltage in excess of absolute maximum rating or use out absolute maximum rated temperature environment  
may cause deterioration of characteristics.  
(*1) The voltage difference between inverting input and non-inverting input is the differential input voltage.  
Then input terminal voltage is set to more than VSS.  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
2/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Electrical characteristics  
BU7261 family (Unless otherwise specified VDD=+3[V], VSS=0[V], Ta=25[])  
Limits  
Temperature  
Range  
BU7261G,  
BU7261SG  
Symbol  
Unit  
Parameter  
Condition  
Min.  
Typ.  
1
Max.  
9
25℃  
VDD=1.8 ~ 5.5[V],  
VOUT=VDD/2  
Input Offset Voltage (*2)(*3)  
Input Offset Current (*2)  
Input Bias Current (*2)  
Vio  
Iio  
mV  
pA  
pA  
μA  
V
Full range  
10  
25℃  
25℃  
1
1
Ib  
25℃  
250  
550  
600  
RL=All Op-Amps  
AV=0[dB], VIN=1.5[V]  
Supply Current (*3)  
IDD  
VOH  
VOL  
AV  
Full range  
High Level Output Voltage  
Low Level Output Voltage  
Large Signal Voltage Gain  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
VDD-0.1  
95  
60  
80  
10  
12  
1.1  
2
RL=10[k]  
RL=10[k]  
70  
0
VSS+0.1  
V
3
dB RL=10[k]  
Input Common-mode Voltage Range Vicm  
V
VDD-VSS=3[V]  
Common-mode Rejection Ratio  
Power Supply Rejection Ratio  
Output Source Current (*4)  
Output Sink Current (*4)  
Slew Rate  
CMRR  
PSRR  
IOH  
IOL  
SR  
45  
60  
4
dB  
dB  
mA VDD-0.4[V]  
5
mA VSS+0.4[V]  
V/μs CL=25[pF]  
Gain Band width  
FT  
MHz CL=25[pF], AV=40[dB]  
Phase Margin  
θ
50  
°
CL=25[pF], AV=40[dB]  
(*2) Absolute value  
(*3) Full range: BU7261: Ta=-40[] ~ +85[] BU7261S: Ta=-40[] ~ +105[]  
(*4) Under the high temperature environment, consider the power dissipation of IC when selecting the output current.  
When the terminal short circuits are continuously output, the output current is reduced to climb to the temperature inside IC.  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
3/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7262 family (Unless otherwise specified VDD=+3[V], VSS=0[V], Ta=25[])  
Limits  
Temperature  
Range  
BU7262F/FVM/NUX  
BU7262S F/FVM/NUX  
Symbol  
Unit  
Parameter  
Condition  
Min.  
Typ.  
1
Max.  
9
25℃  
VDD=1.8 ~ 5.5[V]  
VOUT=VDD/2  
Input Offset Voltage (*5)(*6)  
Input Offset Current (*5)  
Input Bias Current (*5)  
Vio  
Iio  
mV  
pA  
pA  
μA  
V
Full range  
10  
25℃  
25℃  
1
1
Ib  
25℃  
550  
1100  
1200  
RL=All Op-Amps  
AV=0[dB], VIN=1.5[V]  
Supply Current (*6)  
IDD  
VOH  
VOL  
AV  
Full range  
High Level Output Voltage  
Low Level Output Voltage  
Large Signal Voltage Gain  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
VDD-0.1  
RL=10[k]  
RL=10[k]  
70  
0
VSS+0.1  
V
95  
3
dB RL=10[k]  
Input Common-mode Voltage Range Vicm  
V
VDD-VSS=3[V]  
Common-mode Rejection Ratio  
Power Supply Rejection Ratio  
Output Source Current (*7)  
Output Sink Current (*7)  
Slew Rate  
CMRR  
PSRR  
IOH  
IOL  
SR  
45  
60  
4
60  
80  
10  
12  
1.1  
2
dB  
dB  
mA VDD-0.4[V]  
5
mA VSS+0.4[V]  
V/μs CL=25[pF]  
Gain Band width  
FT  
MHz CL=25[pF], AV=40[dB]  
Phase Margin  
θ
50  
0.05  
100  
°
CL=25[pF], AV=40[dB]  
VOUT=0.8[Vp-p],  
f=1[kHz]  
Total Harmonic Distortion  
THD  
CS  
%
Channel Separation  
dB AV=40[dB]  
(*5) Absolute value  
(*6) Full range: BU7262: Ta=-40[] ~ +85[] BU7262S: Ta=-40[] ~ +105[]  
(*7) Under the high temperature environment, consider the power dissipation of IC when selecting the output current.  
When the terminal short circuits are continuously output, the output current is reduced to climb to the temperature inside IC.  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
4/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7264 family (Unless otherwise specified VDD=+3[V], VSS=0[V], Ta=25[])  
Limits  
Temperature  
Range  
BU7264F  
BU7264SF  
Symbol  
Unit  
Parameter  
Condition  
Min.  
Typ.  
Max.  
9
25℃  
1
-
VDD=1.8 ~ 5.5[V]  
VOUT=VDD/2  
Input Offset Voltage (*8)(*9)  
Input Offset Current (*8)  
Input Bias Current (*8)  
Vio  
Iio  
mV  
pA  
pA  
μA  
V
Full range  
10  
25℃  
25℃  
1
1
Ib  
25℃  
1100  
2300  
2800  
RL=All Op-Amps  
AV=0[dB], VIN=1.5[V]  
Supply Current (*9)  
IDD  
VOH  
VOL  
AV  
Full range  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
VDD-0.1  
High Level Output Voltage  
Low Level Output Voltage  
Large Signal Voltage Gain  
Input Common-mode Voltage Range  
Common-mode Rejection Ratio  
Power Supply Rejection Ratio  
Output Source Current (*10)  
Output Sink Current (*10)  
Slew Rate  
RL=10[k]  
70  
0
VSS+0.1  
V
RL=10[k]  
95  
3
dB  
V
RL=10[k]  
Vicm  
CMRR  
PSRR  
IOH  
IOL  
SR  
VDD-VSS=3[V]  
45  
60  
4
60  
80  
10  
12  
1.1  
2
dB  
dB  
mA  
mA  
V/μs  
MHz  
°
VDD-0.4[V]  
VSS+0.4[V]  
CL=25[pF]  
5
FT  
Gain Band width  
CL=25[pF], AV=40[dB]  
CL=25[pF], AV=40[dB]  
θ
50  
0.05  
100  
Phase Margin  
VOUT=0.8[Vp-p],  
f=1[kHz]  
THD  
CS  
%
Total Harmonic Distortion  
dB  
Channel Separation  
AV=40[dB]  
(*8) Absolute value  
(*9) Full range: BU7264: Ta=-40[] ~ +85[] BU7264S: Ta=-40[] ~ +105[]  
(*10) Under the high temperature environment, consider the power dissipation of IC when selecting the output current.  
When the terminal short circuits are continuously output, the output current is reduced to climb to the temperature inside IC.  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
5/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7295 family (Unless otherwise specified VDD=+3[V], VSS=0[V], Ta=25[])  
Limits  
Temperature  
Range  
BU7295HFV  
BU7295SHFV  
Symbol  
Unit  
Parameter  
Condition  
Min.  
Typ.  
Max.  
6
Input Offset Voltage (*11)  
Input Offset Current (*11)  
Input Bias Current (*11)  
Vio  
Iio  
25℃  
25℃  
25℃  
1
mV  
pA  
pA  
μA  
V
1
1
Ib  
25℃  
150  
300  
400  
RL=All Op-Amps  
AV=0[dB], VIN=1.5[V]  
Supply Current (*12)  
IDD  
VOH  
VOL  
AV  
Full range  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
VDD-0.1  
95  
60  
80  
8
High Level Output Voltage  
Low Level Output Voltage  
Large Signal Voltage Gain  
Input Common-mode Voltage Range  
Common-mode Rejection Ratio  
Power Supply Rejection Ratio  
Output Source Current (*13)  
Output Sink Current (*13)  
Slew Rate  
RL=10[k]  
60  
0
VSS+0.1  
V
RL=10[k]  
3
dB  
V
RL=10[k]  
Vicm  
CMRR  
PSRR  
IOH  
IOL  
SR  
VDD-VSS=3[V]  
45  
60  
4
dB  
dB  
mA  
mA  
V/μs  
MHz  
°
VDD-0.4[V]  
VSS+0.4[V]  
CL=25[pF]  
9
18  
1.0  
1.0  
60  
FT  
Gain Band width  
CL=25[pF], AV=40[dB]  
CL=25[pF], AV=40[dB]  
θ
Phase Margin  
(*11) Absolute value  
(*12) Full range: BU7295: Ta=-40[] ~ +85[] BU7295S: Ta=-40[] ~ +105[]  
(*13) Under the high temperature environment, consider the power dissipation of IC when selecting the output current.  
When the terminal short circuits are continuously output, the output current is reduced to climb to the temperature inside IC.  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
6/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7241 family (Unless otherwise specified VDD=+3[V], VSS=0[V], Ta=25[])  
Limits  
Temperature  
Range  
BU7241G,  
BU7241SG  
Symbol  
Unit  
Parameter  
Condition  
Min.  
Typ.  
1
Max.  
9
25℃  
VDD=1.8 ~ 5.5[V]  
VOUT=VDD/2  
Input Offset Voltage (*14)(*15)  
Input Offset Current (*14)  
Input Offset Current (*14)  
Supply Current (*15)  
Vio  
Iio  
mV  
pA  
pA  
μA  
V
Full range  
10  
25℃  
25℃  
1
1
Ib  
25℃  
70  
150  
250  
RL=All Op-Amps  
AV=0[dB], VIN=1.5[V]  
IDD  
VOH  
VOL  
AV  
Full range  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
VDD-0.1  
High Level Output Voltage  
Low Level Output Voltage  
Large Signal Voltage Gain  
Input Common-mode Voltage Range  
Common-mode Rejection Ratio  
Power Supply Rejection Ratio  
Output Source Current (*16)  
Output Sink Current (*16)  
Slew Rate  
RL=10[k]  
70  
0
VSS+0.1  
V
RL=10[k]  
95  
3
dB  
V
RL=10[k]  
Vicm  
CMRR  
PSRR  
IOH  
IOL  
SR  
VDD-VSS=3[V]  
45  
60  
4
60  
dB  
dB  
mA  
mA  
V/μs  
MHz  
°
80  
10  
VDD-0.4[V]  
VSS+0.4[V]  
CL=25[pF]  
5
12  
0.4  
0.9  
50  
FT  
Gain Band width  
CL=25[pF], AV=40[dB]  
CL=25[pF], AV=40[dB]  
θ
Phase Margin  
VOUT=0.8[Vp-p],  
f=1[kHz]  
THD  
0.05  
%
Total Harmonic Distortion  
(*14) Absolute value  
(*15) Full range: BU7241: Ta=-40[] ~ +85[] BU7241S: Ta=-40[] ~ +105[]  
(*16) Under the high temperature environment, consider the power dissipation of IC when selecting the output current.  
When the terminal short circuits are continuously output, the output current is reduced to climb to the temperature inside IC.  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
7/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7242 family (Unless otherwise specified VDD=+3[V], VSS=0[V], Ta=25[])  
Limits  
Temperature  
Range  
BU7242F/FVM/NUX  
BU7242S F/FVM/NUX  
Symbol  
Unit  
Parameter  
Condition  
Min.  
Typ.  
1
Max.  
9
25℃  
VDD=1.8 ~ 5.5[V]  
VOUT=VDD/2  
Input Offset Voltage (*17) (*18)  
Input Offset Current (*17)  
Input Bias Current (*17)  
Supply Current (*18)  
Vio  
Iio  
mV  
pA  
pA  
μA  
V
Full range  
10  
25℃  
25℃  
1
1
Ib  
25℃  
180  
360  
600  
RL=All Op-Amps  
AV=0[dB], VIN=1.5[V]  
IDD  
VOH  
VOL  
AV  
Full range  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
VDD-0.1  
High Level Output Voltage  
Low Level Output Voltage  
Large Signal Voltage Gain  
Input Common-mode Voltage Range  
Common-mode Rejection Ratio  
Power Supply Rejection Ratio  
Output Source Current (*19)  
Output Sink Current (*19)  
Slew Rate  
RL=10[k]  
70  
0
VSS+0.1  
V
RL=10[k]  
95  
3
dB  
V
RL=10[k]  
Vicm  
CMRR  
PSRR  
IOH  
IOL  
SR  
VDD-VSS=3[V]  
45  
60  
4
60  
dB  
dB  
mA  
mA  
V/μs  
MHz  
°
80  
10  
VDD-0.4[V]  
VSS+0.4[V]  
CL=25[pF]  
5
12  
0.4  
0.9  
50  
FT  
Gain Band width  
CL=25[pF], AV=40[dB]  
CL=25[pF], AV=40[dB]  
θ
Phase Margin  
VOUT=0.8[Vp-p],  
f=1[kHz]  
THD  
CS  
0.05  
100  
%
Total Harmonic Distortion  
dB  
Channel Separation  
AV=40[dB]  
(*17) Absolute value  
(*18) Full range: BU7242: Ta=-40[] ~ +85[] BU7242S: Ta=-40[] ~ +105[]  
(*19) Under the high temperature environment, consider the power dissipation of IC when selecting the output current.  
When the terminal short circuits are continuously output, the output current is reduced to climb to the temperature inside IC.  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
8/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7244 family (Unless otherwise specified VDD=+3[V], VSS=0[V], Ta=25[])  
Limits  
Temperature  
Range  
BU7244F  
BU7244SF  
Symbol  
Unit  
Parameter  
Condition  
Min.  
Typ.  
1
Max.  
9
25℃  
VDD=1.8 ~ 5.5[V]  
VOUT=VDD/2  
Input Offset Voltage (*20) (*21)  
Input Offset Current (*20)  
Input Bias Current (*20)  
Supply Current (*21)  
Vio  
Iio  
mV  
pA  
pA  
μA  
V
Full range  
10  
25℃  
25℃  
1
1
Ib  
25℃  
360  
750  
RL=All Op-Amps  
AV=0[dB], VIN=1.5[V]  
IDD  
VOH  
VOL  
AV  
Full range  
1200  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
VDD-0.1  
High Level Output Voltage  
Low Level Output Voltage  
Large Signal Voltage Gain  
Input Common-mode Voltage Range  
Common-mode Rejection Ratio  
Power Supply Rejection Ratio  
Output Source Current (*22)  
Output Sink Current (*22)  
Slew Rate  
RL=10[k]  
70  
0
VSS+0.1  
V
RL=10[k]  
95  
3
dB  
V
RL=10[k]  
Vicm  
CMRR  
PSRR  
IOH  
IOL  
SR  
VDD-VSS=3[V]  
45  
60  
4
60  
dB  
dB  
mA  
mA  
V/μs  
MHz  
°
80  
10  
VDD-0.4[V]  
VSS+0.4[V]  
CL=25[pF]  
5
12  
0.4  
0.9  
50  
FT  
Gain Band width  
CL=25[pF], AV=40[dB]  
CL=25[pF], AV=40[dB]  
θ
Phase Margin  
VOUT=0.8[Vp-p],  
f=1[kHz]  
THD  
CS  
0.05  
100  
%
Total Harmonic Distortion  
dB  
Channel Separation  
AV=40[dB]  
(*20) Absolute value  
(*21) Full range: BU7244: Ta=-40[] ~ +85[] BU7244S: Ta=-40[] ~ +105[]  
(*22) Under the high temperature environment, consider the power dissipation of IC when selecting the output current.  
When the terminal short circuits are continuously output, the output current is reduced to climb to the temperature inside IC.  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
9/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7275 family (Unless otherwise specified VDD=+3[V], VSS=0[V], Ta=25[])  
Limits  
Temperature  
Range  
BU7275HFV  
BU7275SHFV  
Symbol  
Unit  
Parameter  
Condition  
Min.  
Typ.  
Max.  
6
Input Offset Voltage (*23)  
Input Offset Current (*23)  
Input Bias Current (*23)  
Vio  
Iio  
25℃  
25℃  
25℃  
1
mV  
pA  
pA  
μA  
V
1
1
Ib  
25℃  
40  
80  
RL=All Op-Amps  
AV=0[dB], VIN=1.5[V]  
Supply Current (*24)  
IDD  
VOH  
VOL  
AV  
Full range  
130  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
25℃  
VDD-0.1  
95  
60  
80  
8
High Level Output Voltage  
Low Level Output Voltage  
Large Signal Voltage Gain  
Input Common-mode Voltage Range  
Common-mode Rejection Ratio  
Power Supply Rejection Ratio  
Output Source Current (*25)  
Output Sink Current (*25)  
Slew Rate  
RL=10[k]  
60  
0
VSS+0.1  
V
RL=10[k]  
3
dB  
V
RL=10[k]  
Vicm  
CMRR  
PSRR  
IOH  
IOL  
SR  
VDD-VSS=3[V]  
45  
60  
4
dB  
dB  
mA  
mA  
V/μs  
MHz  
°
VDD-0.4[V]  
VSS+0.4[V]  
CL=25[pF]  
9
18  
0.3  
0.6  
60  
FT  
Gain Band width  
CL=25[pF], AV=40[dB]  
CL=25[pF], AV=40[dB]  
θ
Phase Margin  
(*23) Absolute value  
(*24) Full range: BU7275: Ta=-40[] ~ +85[] BU7275S: Ta=-40[] ~ +105[]  
(*25) Under the high temperature environment, consider the power dissipation of IC when selecting the output current.  
When the terminal short circuits are continuously output, the output current is reduced to climb to the temperature inside IC.  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
10/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Reference Data (BU7261 family)  
BU7261 family  
BU7261 family  
BU7261 family  
800  
600  
400  
200  
0
1000  
800  
600  
400  
200  
0
800  
600  
400  
200  
0
BU7261G  
BU7261SG  
105℃  
85℃  
25℃  
-40℃  
85  
105  
100  
0
50  
100  
150  
0
50  
150  
1
2
3
4
5
6
AMBIENT TEMPERATURE [  
]
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.1  
Fig.2  
Fig.3  
Supply Current – Supply Voltage  
Derating curve  
Derating curve  
BU7261 family  
BU7261 family  
BU7261 family  
6
5
4
3
2
1
0
1000  
800  
600  
400  
200  
0
6
5
4
3
2
1
0
5.5V  
3.0V  
105℃  
85℃  
25℃  
5.5V  
3.0V  
1.8V  
-40℃  
1.8V  
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
Fig.4  
Fig.5  
Fig.6  
Supply Current – Ambient Temperature  
Output Voltage High – Supply Voltage  
Output Voltage High – Ambient Temperature  
(RL=10[k])  
(RL=10[k])  
BU7261 family  
BU7261 family  
BU7261 family  
50  
20  
20  
-40℃  
40  
105℃  
15  
10  
5
25℃  
15  
5.5V  
85℃  
30  
20  
10  
3.0V  
25℃  
85℃  
1.8V  
5
105℃  
-40℃  
10  
0
0
0
0
0.5  
1
1.5  
2
2.5  
3
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.7  
Fig.8  
Fig.9  
Output Voltage Low – Supply Voltage  
Output Voltage Low – Ambient Temperature  
Output Source Current – Output Voltage  
(VDD=3[V])  
(RL=10[k])  
(RL=10[k])  
BU7261 family  
BU7261 family  
BU7261 family  
80  
20  
40  
5.5V  
-40℃  
60  
15  
30  
5.5V  
3.0V  
25℃  
40  
10  
20  
1.8V  
85℃  
3.0V  
105℃  
20  
5
0
10  
1.8V  
0
0
-60  
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
3.0  
-60  
-30  
0
30  
60  
90  
120  
-30  
0
30  
60  
90  
120  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [ ]  
Fig.10  
Fig.11  
Fig.12  
Output Source Current – Ambient Temperature  
(VOUT=VDD-0.4[V])  
Output Sink Current – Output Voltage  
(VDD=3[V])  
Output Sink Current – Ambient Temperature  
(VOUT=VSS+0.4[V])  
(*) The above data is ability value of sample, it is not guaranteed. BU7261G: -40[] ~ +85[] BU7261SG: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
11/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7261 family  
BU7261 family  
BU7261 family  
10.0  
7.5  
10.0  
7.5  
10.0  
7.5  
25℃  
5.0  
5.0  
5.0  
5.5V  
85℃  
105℃  
25℃  
-40℃  
105℃  
2.5  
2.5  
2.5  
0.0  
0.0  
0.0  
85℃  
-40℃  
-2.5  
-5.0  
-7.5  
-10.0  
-2.5  
-5.0  
-7.5  
-10.0  
-2.5  
-5.0  
-7.5  
-10.0  
3.0V  
1.8V  
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.13  
Fig.14  
Fig.15  
Input Offset Voltage – Supply Voltage  
(Vicm=VDD, VOUT=1.5[V])  
Input Offset Voltage – Ambient Temperature  
(Vicm=VDD, VOUT=1.5[V])  
Input Offset Voltage – Ambient Temperature  
(VDD=3[V])  
BU7261 family  
BU7261 family  
BU7261 family  
160  
160  
140  
120  
100  
80  
120  
100  
140  
1.8V  
105℃  
25℃  
-40℃  
85℃  
80  
85℃  
120  
60  
105℃  
5.5V  
3.0V  
-40℃  
25℃  
100  
80  
40  
20  
0
60  
60  
1
2
3
4
5
6
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.16  
Fig.17  
Fig.18  
Large Signal Voltage Gain  
– Supply Voltage  
Common Mode Rejection Ratio  
– Supply Voltage  
Large Signal Voltage Gain  
– Ambient Temperature  
BU7261 family  
BU7261 family  
BU7261 family  
5
4
3
2
1
0
120  
100  
80  
60  
40  
20  
0
140  
120  
100  
80  
5.5V  
5.5V  
60  
3.0V  
1.8V  
40  
3.0V  
1.8V  
20  
0
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
Fig.19  
Fig.20  
Fig.21  
Common Mode Rejection Ratio  
Power Supply Rejection Ratio  
– Ambient Temperature  
Slew Rate L-H – Ambient Temperature  
– Ambient Temperature  
BU7261 family  
BU7261 family  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
100  
80  
60  
40  
20  
0
200  
150  
100  
50  
Phase  
5.5V  
Gain  
3.0V  
1.8V  
0
-60  
-30  
0
30  
60  
90  
120  
1.E+00 1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08  
AMBIENT TEMPERATURE [  
]
FREQUENCY [Hz]  
Fig.22  
Fig.23  
Voltage Gain – Frequency  
Slew Rate H-L – Ambient Temperature  
(*) The above data is ability value of sample, it is not guaranteed. BU7261G: -40[] ~ +85[] BU7261SG: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
12/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Reference Data (BU7262 family)  
BU7262 family  
BU7262 family  
BU7262 family  
2000  
1600  
1200  
800  
400  
0
1000  
800  
600  
400  
200  
0
1000  
800  
600  
400  
200  
0
BU7262F  
105℃  
BU7262SF  
BU7262FVM  
BU7262SFVM  
85℃  
BU7262NUX  
BU7262SNUX  
25℃  
-40℃  
105  
100  
85  
0
50  
100  
150  
0
50  
150  
1
2
3
4
5
6
AMBIENT TEMPERATURE [  
]
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.24  
Fig.25  
Fig.26  
Derating curve  
Supply Current – Supply Voltage  
Derating curve  
BU7262 family  
BU7262 family  
BU7262 family  
1500  
1200  
900  
600  
300  
0
6
5
4
3
2
1
0
6
5
4
3
2
1
0
105℃  
5.5V  
3.0V  
5.5V  
3.0V  
85℃  
25℃  
1.8V  
-40℃  
1.8V  
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
Fig.27  
Fig.28  
Fig.29  
Supply Current – Ambient Temperature  
Output Voltage High – Supply Voltage  
Output Voltage High – Ambient Temperature  
(RL=10[k])  
(RL=10[k])  
BU7262 family  
BU7262 family  
BU7262 family  
50  
20  
20  
-40℃  
40  
105℃  
25℃  
85℃  
15  
15  
30  
20  
5.5V  
1.8V  
10  
10  
105℃  
85℃  
25℃  
5
5
10  
0
3.0V  
-40℃  
0
0
0
0.5  
1
1.5  
2
2.5  
3
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.30  
Fig.31  
Fig.32  
Output Source Current – Output Voltage  
(VDD=3.0[V])  
Output Voltage Low – Ambient Temperature  
Output Voltage Low – Supply Voltage  
(RL=10[k])  
(RL=10[k])  
BU7262 family  
BU7262 family  
BU7262 family  
80  
40  
20  
5.5V  
3.0V  
-40℃  
5.5V  
60  
30  
15  
10  
5
25℃  
40  
20  
1.8V  
3.0V  
105℃  
85℃  
20  
0
10  
1.8V  
30  
0
-60  
0
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
3.0  
-30  
0
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE[ ]  
AMBIENT TEMPERATURE [  
]
Fig.33  
Fig.34  
Fig.35  
Output Sink Current – Ambient Temperature  
(VOUT=VSS+0.4[V])  
Output Source Current – Ambient Temperature  
(VOUT=VDD-0.4[V])  
Output Sink Current – Output Voltage  
(VDD=3[V])  
(*)The above data is ability value of sample, it is not guaranteed. BU7262F/FVM/NUX: -40[] ~ +85[] BU7262S F/FVM/NUX: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
13/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7262 family  
BU7262 family  
BU7262 family  
10.0  
7.5  
10.0  
7.5  
15  
10  
5
5.0  
5.0  
5.5V  
-40℃  
25℃  
25℃  
-40℃  
2.5  
2.5  
0.0  
0.0  
0
-2.5  
-5.0  
-7.5  
-10.0  
-2.5  
-5.0  
-7.5  
-10.0  
105℃  
85℃  
3.0V  
1.8V  
-5  
85℃  
105℃  
-10  
-15  
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
-1  
0
1
2
3
4
SUPPLY VOLTAGE[V]  
INPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.36  
Fig.37  
Fig.38  
Input Offset Voltage – Supply Voltage  
(Vicm=VDD,VOUT=1.5[V])  
Input Offset Voltage – Input Voltage  
(VDD=3[V])  
Input Offset Voltage – Ambient Temperature  
(Vicm=VDD, VOUT=1.5[V])  
BU7262 family  
BU7262 family  
BU7262 family  
120  
100  
80  
60  
40  
20  
0
160  
160  
25℃  
-40℃  
140  
1.8V  
120  
140  
120  
100  
80  
105℃  
85℃  
105℃  
100  
85℃  
25℃  
3.0V  
5.5V  
-40℃  
80  
60  
60  
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
1
2
3
4
5
6
AMBIENT TEMPERATURE [  
]
SUPPLY VOLTAGE [V]  
SUPPLY VOLTAGE [V]  
Fig.39  
Fig.40  
Fig.41  
Large Signal Voltage Gain  
– Supply Voltage  
Large Signal Voltage Gain  
– Ambient Temperature  
Common Mode Rejection Ratio  
– Supply Voltage  
BU7262 family  
BU7262 family  
BU7262 family  
140  
120  
100  
80  
120  
100  
80  
60  
40  
20  
0
5
5.5V  
4
3
2
1
0
5.5V  
3.0V  
60  
1.8V  
40  
3.0V  
60  
20  
1.8V  
0
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [ ]  
AMBIENT TEMPERATURE [  
]
Fig.42  
Fig.43  
Fig.44  
Common Mode Rejection Ratio  
– Ambient Temperature  
Power Supply Rejection Ratio  
– Ambient Temperature  
Slew Rate L-H – Ambient Temperature  
BU7262 family  
BU7 mily  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
100  
80  
60  
40  
20  
0
200  
Phase  
150  
100  
50  
5.5V  
Gain  
3.0V  
1.8V  
0
1.E+00 1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
FREQUENCY [Hz]  
Fig.45  
Fig.46  
Slew Rate H-L – Ambient Temperature  
Voltage Gain – Frequency  
(*)The above data is ability value of sample, it is not guaranteed. BU7262F/FVM/NUX: -40[] ~ +85[] BU7262S F/FVM/NUX: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
14/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Reference Data (BU7264 family)  
BU7264 family  
BU7264 family  
BU7264 family  
1000  
800  
600  
400  
200  
0
1000  
800  
600  
400  
200  
0
3000  
2500  
2000  
1500  
1000  
500  
105℃  
85℃  
25℃  
BU7264F  
BU7264SF  
-40℃  
0
105  
100  
85  
0
50  
100  
150  
0
50  
150  
1
2
3
4
5
6
AMBIENT TEMPERATURE [  
Fig.47  
]
AMBIENT TEMPERATURE [ ]  
SUPPLY VOLTAGE [V]  
Fig.48  
Fig.49  
Derating curve  
Derating curve  
Supply Current – Supply Voltage  
BU7264 family  
BU7264 family  
BU7264 family  
3000  
2500  
2000  
1500  
1000  
500  
6
5
4
3
2
1
0
6.0  
5.0  
4.0  
3.0  
2.0  
1.0  
0.0  
5.5V  
105℃  
-40℃  
85℃  
3.0V  
5.5V  
3.0V  
25℃  
1.8V  
1.8V  
30  
0
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
60  
90  
120  
1
2
3
4
5
6
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
Fig.50  
Fig.51  
Fig.52  
Output Voltage High – Supply Voltage  
Output Voltage High – Ambient Temperature  
Supply Current – Ambient Temperature  
(RL=10[k])  
(RL=10[k])  
BU7264 family  
BU7264 family  
BU7264 family  
50  
15  
15  
-40℃  
40  
30  
20  
10  
0
25℃  
10  
10  
85℃  
105℃  
5.5V  
1.8V  
5
0
5
105℃  
85℃  
25℃  
3.0V  
-40℃  
0
-60  
0
0.5  
1
1.5  
2
2.5  
3
1
2
3
4
5
6
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.53  
Fig.54  
Fig.55  
Output Voltage Low – Supply Voltage  
Output Voltage Low – Ambient Temperature  
Output Source Current – Output Voltage  
(VDD=3[V])  
(RL=10[k])  
(RL=10[k])  
BU7264 family  
BU7264 family  
BU7264 family  
20  
80  
40  
5.5V  
-40℃  
5.5V  
15  
60  
30  
25℃  
3.0V  
10  
40  
20  
3.0V  
1.8V  
85℃  
105℃  
5
20  
0
10  
1.8V  
0
0
-60  
-60  
-30  
0
30  
60  
90  
120  
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
3.0  
-30  
0
30  
60  
90  
120  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE[  
]
Fig.56  
Fig.57  
Fig.58  
Output Source Current – Ambient Temperature  
(VOUT=VDD-0.4[V])  
Output Sink Current – Output Voltage  
(VDD=3[V])  
Output Sink Current – Ambient Temperature  
(VOUT=VSS+0.4[V])  
(*)The above data is ability value of sample, it is not guaranteed. BU7264F: -40[] ~ +85[] BU7264SF: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
15/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7264 family  
BU7264 family  
BU7264 family  
10.0  
15  
10  
5
10.0  
7.5  
7.5  
5.0  
5.0  
2.5  
2.5  
105℃  
105℃  
25℃  
85℃  
5.5V  
0.0  
0
0.0  
-2.5  
-5.0  
-7.5  
-10.0  
-2.5  
-5.0  
-7.5  
-10.0  
25℃  
-5  
-40℃  
1.8V  
85℃  
3.0V  
-40℃  
-10  
-15  
-60  
-30  
0
30  
60  
90  
120  
-1  
0
1
2
3
4
1
2
3
4
5
6
INPUT VOLTAGE [V]  
INPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.59  
Fig.60  
Fig.61  
Input Offset Voltage – Input Voltage  
(VDD=3[V])  
Input Offset Voltage – Supply Voltage  
(Vicm=VDD,VOUT=1.5[V])  
Input Offset Voltage – Ambient Temperature  
(Vicm=VDD,VOUT=1.5[V])  
BU7264 family  
BU7264 family  
BU7264 family  
160  
160  
120  
100  
80  
60  
40  
20  
0
-40℃  
140  
120  
100  
80  
25℃  
140  
25℃  
1.8V  
3.0V  
5.5V  
-40℃  
120  
100  
80  
85℃  
105℃  
60  
105℃  
85℃  
40  
20  
0
60  
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
SUPPLY VOLTAGE [V]  
Fig.62  
Fig.63  
Fig.64  
Large Signal Voltage Gain  
– Supply Voltage  
Large Signal Voltage Gain  
– Ambient Temperature  
Common Mode Rejection Ratio  
– Supply Voltage  
BU7264 family  
BU7264 family  
BU7264 family  
120  
100  
80  
60  
40  
20  
0
5
4
3
2
1
0
140  
120  
100  
80  
5.5V  
3.0V  
5.5V  
60  
3.0V  
1.8V  
40  
1.8V  
20  
0
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [ ]  
Fig.65  
Fig.66  
Fig.67  
Slew Rate L-H – Ambient Temperature  
Power Supply Rejection Ratio  
– Ambient Temperature  
Common Mode Rejection Ratio  
– Ambient Temperature  
BU7264 family  
BU7264 family  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
100  
200  
Phase  
80  
60  
40  
20  
0
150  
100  
50  
5.5V  
3.0V  
Gain  
1.8V  
0
1.E+00 1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
FREQUENCY [Hz]  
Fig.69  
Fig.68  
Voltage Gain – Frequency  
Slew Rate H-L – Ambient Temperature  
(*)The above data is ability value of sample, it is not guaranteed. BU7264F: -40[] ~ +85[] BU7264SF: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
16/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Reference Data (BU7295 family)  
BU7295 family  
BU7295 family  
BU7295 family  
300  
250  
200  
150  
100  
50  
1000  
800  
600  
400  
200  
0
1000  
800  
600  
400  
200  
0
85℃  
105℃  
BU7295HFV  
BU7295SHFV  
-40℃  
25℃  
0
85  
1
2
3
4
5
6
0
50  
100  
150  
105  
0
50  
100  
150  
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
Fig.70  
Fig.71  
Fig.72  
Supply Current – Supply Voltage  
Derating curve  
Derating curve  
BU7295 family  
BU7295 family  
BU7295 family  
300  
250  
200  
150  
100  
50  
6.0  
5.0  
4.0  
3.0  
2.0  
1.0  
0.0  
6
5
4
3
2
1
0
105℃  
5.5V  
3.0V  
5.5V  
85℃  
3.0V  
25℃  
1.8V  
-40℃  
1.8V  
0
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
]
120  
1
2
3
4
5
6
AMBIENT TEMPERATURE [  
AMBIENT TEMPERATURE [  
]
SUPPLY VOLTAGE [V]  
Fig.73  
Fig.74  
Fig.75  
Output Voltage High – Ambient Temperature  
Output Voltage High – Supply Voltage  
Supply Current – Ambient Temperature  
(RL=10[k])  
(RL=10[k])  
BU7295 family  
BU7295 family  
BU7295 family  
50  
15  
15  
40  
25℃  
-40℃  
10  
5
10  
5
30  
20  
10  
0
105℃  
85℃  
5.5V  
3.0V  
-40℃  
1.8V  
105℃  
85℃  
25℃  
0
0
0
0.5  
1
1.5  
2
2.5  
3
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.76  
Fig.77  
Fig.78  
Output Source Current – Output Voltage  
(VDD=3[V])  
Output Voltage Low – Supply Voltage  
Output Voltage Low – Ambient Temperature  
(RL=10[k])  
(RL=10[k])  
BU7295 family  
BU7295 family  
BU7295 family  
50  
20  
80  
-40℃  
40  
5.5V  
15  
10  
5
60  
5.5V  
25℃  
30  
3.0V  
40  
20  
1.8V  
3.0V  
105℃  
85℃  
20  
0
10  
1.8V  
0
-60  
0
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
3.0  
AMBIENT TEMPERATURE[  
]
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.79  
Fig.80  
Fig.81  
Output Sink Current – Ambient Temperature  
Output Source Current – Ambient Temperature  
(VOUT=VDD-0.4[V])  
Output Sink Current – Output Voltage  
(VDD=3[V])  
(VOUT=VSS+0.4[V])  
(*)The above data is ability value of sample, it is not guaranteed. BU7295HFV: -40[] ~ +85[] BU7295SHFV: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
17/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7295 family  
BU7295 family  
BU7295 family  
10  
8
10.0  
7.5  
10  
8
6
6
5.0  
-40℃  
25℃  
5.5V  
1.8V  
4
4
105℃  
2.5  
2
2
25℃  
0
0.0  
0
-2  
-4  
-6  
-8  
-10  
-2  
-4  
-6  
-8  
-10  
3.0V  
-2.5  
-5.0  
-7.5  
-10.0  
85℃  
105℃  
-40℃  
85℃  
-60  
-30  
0
30  
60  
90  
120  
-1  
0
1
2
3
4
1
2
3
4
5
6
INPUT VOLTAGE [V]  
INPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.82  
Fig.83  
Fig.84  
Input Offset Voltage – Input Voltage  
(VDD=3[V])  
Input Offset Voltage – Supply Voltage  
(Vicm=VDD,VOUT=1.5[V])  
Input Offset Voltage – Ambient Temperature  
(Vicm=VDD,VOUT=1.5[V])  
BU7295 family  
BU7295 family  
BU7295 family  
160  
160  
120  
-40℃  
25℃  
140  
120  
100  
80  
105℃  
100  
80  
60  
40  
20  
0
140  
120  
100  
80  
3.0V  
85℃  
1.8V  
5.5V  
85℃  
105℃  
-40℃  
25℃  
60  
40  
20  
60  
0
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
1
2
3
4
5
6
SUPPLY VOLTAGE [V]  
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [ ]  
Fig.85  
Fig.86  
Fig.87  
Large Signal Voltage Gain  
– Supply Voltage  
Common Mode Rejection Ratio  
– Supply Voltage  
Large Signal Voltage Gain  
– Ambient Temperature  
BU7295 family  
BU7295 family  
BU7295 family  
120  
100  
80  
60  
40  
20  
0
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
140  
120  
100  
80  
3.0V  
5.5V  
5.5V  
60  
3.0V  
1.8V  
40  
1.8V  
20  
0
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [ ]  
AMBIENT TEMPERATURE [  
]
Fig.88  
Fig.89  
Fig.90  
Slew Rate L-H – Ambient Temperature  
Common Mode Rejection Ratio  
– Ambient Temperature  
BU7295 family  
Power Supply Rejection Ratio  
– Ambient Temperature  
BU7295 family  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
100  
80  
60  
40  
20  
0
200  
150  
100  
50  
Phase  
3.0V  
5.5V  
Gain  
1.8V  
0
1.E+00 1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
FREQUENCY [Hz]  
Fig.91  
Fig.92  
Slew Rate H-L – Ambient Temperature  
Voltage Gain – Frequency  
(*)The above data is ability value of sample, it is not guaranteed. BU7295HFV: -40[] ~ +85[] BU7295SHFV: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
18/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Reference Data (BU7241 family)  
BU7241 family  
BU7241 family  
BU7241 family  
250  
200  
150  
100  
50  
800  
600  
400  
200  
0
800  
600  
400  
200  
0
105℃  
85℃  
BU7241G  
BU7241SG  
25℃  
-40℃  
0
85  
105  
100  
0
50  
100  
150  
1
2
3
4
5
6
0
50  
150  
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
Fig.93  
Fig.94  
Fig.95  
Supply Current – Supply Voltage  
Derating curve  
Derating curve  
BU7241 family  
BU7241 family  
BU7241 family  
250  
200  
150  
100  
50  
6
5
4
3
2
1
0
6
5
4
3
2
1
0
5.5V  
3.0V  
105℃  
5.5V  
85℃  
25℃  
3.0V  
1.8V  
-40℃  
1.8V  
0
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
SUPPLY VOLTAGE [V]  
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.96  
Fig.97  
Fig.98  
Supply Current – Ambient Temperature  
Output Voltage High – Supply Voltage  
Output Voltage High – Ambient Temperature  
(RL=10[k])  
(RL=10[k])  
BU7241 family  
BU7241 family  
BU7241 family  
60  
50  
60  
50  
40  
30  
20  
10  
0
50  
40  
40  
-40℃  
25℃  
5.5V  
30  
20  
10  
0
25℃  
30  
3.0V  
1.8V  
-40℃  
20  
85℃  
105℃  
10  
105℃  
85℃  
0
0
0.5  
1
1.5  
2
2.5  
3
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
OUTPUT VOLTAGE [V]  
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.99  
Fig.100  
Fig.101  
Output Voltage Low – Ambient Temperature  
Output Source Current – Output Voltage  
(VDD=3[V])  
Output Voltage Low – Supply Voltage  
(RL=10[k])  
(RL=10[k])  
BU7241 family  
BU7241 family  
BU7241 family  
40  
80  
20  
70  
60  
5.5V  
30  
15  
10  
5
50  
40  
30  
20  
10  
0
25℃  
85℃  
3.0V  
5.5V  
3.0V  
20  
10  
1.8V  
105℃  
-40℃  
1.8V  
0
-60  
0
-30  
0
30  
60  
90  
120  
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
3.0  
-60  
-30  
0
30  
60  
90  
120  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
Fig.102  
Fig.103  
Fig.104  
Output Source Current – Ambient Temperature  
(VOUT=VDD-0.4[V])  
Output Sink Current – Output Voltage  
(VDD=3[V])  
Output Sink Current – Ambient Temperature  
(VOUT=VSS+0.4[V])  
(*)The above data is ability value of sample, it is not guaranteed. BU7241G: -40[] ~ +85[] BU7241SG: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
19/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7241 family  
BU7241 family  
BU7241 family  
10.0  
7.5  
15  
10  
5
10.0  
7.5  
5.0  
5.0  
-40℃  
85℃  
5.5V  
25℃  
2.5  
2.5  
105℃  
25℃  
85℃  
0.0  
0
0.0  
-40℃  
105℃  
-2.5  
-5.0  
-7.5  
-10.0  
-2.5  
-5.0  
-7.5  
-10.0  
3.0V  
1.8V  
-5  
-10  
-15  
-60  
-30  
0
30  
60  
90  
120  
-1  
0
1
2
3
4
1
2
3
4
5
6
INPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
SUPPLY VOLTAGE [V]  
Fig.105  
Fig.106  
Fig.107  
Input Offset Voltage – Ambient Temperature  
(Vicm=VDD, VOUT=1.5[V])  
Input Offset Voltage – Input Voltage  
Input Offset Voltage – Supply Voltage  
(Vicm=VDD, VOUT=1.5[V])  
BU7241 family  
(VDD=3[V])  
BU7241 family  
BU7241 family  
160  
120  
100  
80  
60  
40  
20  
0
160  
105℃  
140  
140  
120  
100  
80  
105℃  
85℃  
3.0V  
5.5V  
85℃  
120  
100  
80  
25℃  
25℃  
-40℃  
-40℃  
1.8V  
60  
60  
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
1
2
3
4
5
6
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
SUPPLY VOLTAGE [V]  
Fig.108  
Fig.109  
Fig.110  
Large Signal Voltage Gain  
– Supply Voltage  
Large Signal Voltage Gain  
– Ambient Temperature  
Common Mode Rejection Ratio  
– Supply Voltage  
BU7241 family  
BU7241 family  
BU7241 family  
120  
100  
80  
60  
40  
20  
0
150  
120  
90  
60  
30  
0
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
5.5V  
5.5V  
3.0V  
1.8V  
3.0V  
1.8V  
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [ ]  
Fig.111  
Fig.112  
Fig.113  
Common Mode Rejection Ratio  
– Ambient Temperature  
Slew Rate L-H – Ambient Temperature  
Power Supply Rejection Ratio  
– Ambient Temperature  
BU7241 family  
BU7241 family  
2.0  
1.5  
1.0  
0.5  
0.0  
100  
200  
150  
100  
50  
Phase  
80  
60  
40  
20  
0
5.5V  
Gain  
3.0V  
1.8V  
0
1.E+00 1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
FREQUENCY[Hz]  
Fig.114  
Fig.115  
Slew Rate H-L – Ambient Temperature  
Voltage Gain – Frequency  
(*)The above data is ability value of sample, it is not guaranteed. BU7241G: -40[] ~ +85[] BU7241SG: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
20/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Reference Data (BU7242 family)  
BU7242 family  
BU7242 family  
BU7242 family  
1000  
800  
600  
400  
200  
0
500  
400  
300  
200  
100  
0
1000  
800  
600  
400  
200  
0
105℃  
85℃  
BU7242SF  
BU7242F  
BU7242SFVM  
BU7242FVM  
BU7242NUX  
BU7242SNUX  
25℃  
-40℃  
105  
85  
0
50  
100  
150  
0
50  
100  
150  
1
2
3
4
5
6
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
SUPPLY VOLTAGE [V]  
Fig.116  
Fig.117  
Fig.118  
Supply Current – Supply Voltage  
Derating curve  
Derating curve  
BU7242 family  
BU7242 family  
BU7242 family  
800  
600  
400  
200  
0
6
5
4
3
2
1
0
6
5
4
3
2
1
105℃  
25℃  
5.5V  
3.0V  
85℃  
-40℃  
5.5V  
3.0V  
1.8V  
1.8V  
0
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [ ]  
Fig.119  
Fig.120  
Fig.121  
Output Voltage High – Ambient Temperature  
Supply Current – Ambient Temperature  
Output Voltage High – Supply Voltage  
(RL=10[k])  
(RL=10[k])  
BU7242 family  
BU7242 family  
BU7242 family  
50  
60  
50  
40  
30  
20  
10  
0
60  
50  
40  
30  
20  
10  
0
40  
-40℃  
30  
25℃  
105℃  
85℃  
20  
85℃  
105℃  
5.5V  
3.0V  
1.8V  
10  
0
25℃  
-40℃  
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
0
0.5  
1
1.5  
2
2.5  
3
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.122  
Fig.123  
OUTPUFT iVgO.1LT2A4GE [V]  
Output Voltage Low – Ambient Temperature  
Output Source Current – Output Voltage  
(VDD=3[V])  
Output Voltage Low – Supply Voltage  
(RL=10[k])  
(RL=10[k])  
BU7242 family  
BU7242 family  
BU7242 family  
40  
80  
20  
5.5V  
30  
20  
10  
0
15  
10  
5
60  
85℃  
25℃  
5.5V  
3.0V  
1.8V  
40  
20  
0
3.0V  
1.8V  
105℃  
-40℃  
0
-60  
-60  
-30  
0
30  
60  
90  
120  
-30  
0
30  
60  
90  
120  
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
3.0  
AMBIENT TEMPERATURE[  
]
AMBIENT TEMPERATURE [  
]
OUTPUT VOLTAGE [V]  
Fig.125  
Fig.126  
Fig.127  
Output Sink Current – Ambient Temperature  
(VOUT=VSS+0.4[V])  
Output Sink Current – Output Voltage  
(VDD=3[V])  
Output Source Current – Ambient Temperature  
(VOUT=VDD-0.4[V])  
(*)The above data is ability value of sample, it is not guaranteed. BU7242F/FVM/NUX: -40[] ~ +85[] BU7242S F/FVM/NUX: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
21/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7242 family  
BU7242 family  
BU7242 family  
10.0  
7.5  
10.0  
7.5  
15  
10  
5
5.5V  
3.0V  
-40℃  
25℃  
5.0  
5.0  
25℃  
-40℃  
85℃  
2.5  
2.5  
0.0  
0.0  
0
85℃  
105℃  
105℃  
-2.5  
-5.0  
-7.5  
-10.0  
-2.5  
-5.0  
-7.5  
-10.0  
-5  
1.8V  
-10  
-15  
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
-1  
0
1
2
3
4
SUPPLY VOLTAGE[V]  
AMBIENT TEMPERATURE [  
]
INPUT VOLTAGE [V]  
Fig.128  
Fig.129  
Fig.130  
Input Offset Voltage – Supply Voltage  
(Vicm=VDD, VOUT=1.5[V])  
Input Offset Voltage – Ambient Temperature  
(Vicm=VDD, VOUT=1.5[V])  
Input Offset Voltage – Input Voltage  
(VDD=3[V])  
BU7242 family  
BU7242 family  
BU7242 family  
160  
140  
120  
100  
80  
140  
120  
120  
100  
80  
60  
40  
20  
0
3.0V  
85℃  
105℃  
105℃  
85℃  
100  
80  
1.8V  
5.5V  
25℃  
60  
-40℃  
40  
20  
0
25℃  
-40℃  
60  
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
SUPPLY VOLTAGE [V]  
Fig.131  
Fig.132  
Fig.133  
Large Signal Voltage Gain  
– Supply Voltage  
Common Mode Rejection Ratio  
– Supply Voltage  
Large Signal Voltage Gain  
– Ambient Temperature  
BU7242 family  
BU7242 family  
BU7242 family  
120  
100  
80  
60  
40  
20  
0
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
150  
5.5V  
3.0V  
120  
90  
60  
30  
0
5.5V  
1.8V  
3.0V  
1.8V  
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [ ]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
Fig.134  
Fig.135  
Fig.136  
Common Mode Rejection Ratio  
– Ambient Temperature  
Power Supply Rejection Ratio  
– Ambient Temperature  
Slew Rate L-H – Ambient Temperature  
BU7242 family  
BU7242 family  
2.0  
1.5  
1.0  
0.5  
0.0  
100  
80  
60  
40  
20  
0
200  
150  
100  
50  
Phase  
5.5V  
Gain  
3.0V  
1.8V  
0
-60  
-30  
0
30  
60  
90  
120  
1.E+00 1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08  
AMBIENT TEMPERATURE [  
]
FREQUENCY [Hz]  
Fig.137  
Fig.138  
Slew Rate H-L – Ambient Temperature  
Voltage Gain – Frequency  
(*)The above data is ability value of sample, it is not guaranteed. BU7242F/FVM/NUX: -40[] ~ +85[] BU7242S F/FVM/NUX: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
22/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Reference Data (BU7244 family)  
BU7244 family  
BU7244 family  
BU7244 family  
1000  
800  
600  
400  
200  
0
1000  
800  
600  
400  
200  
0
1000  
800  
600  
400  
200  
0
105℃  
85℃  
BU7244F  
BU7244 SF  
-40℃  
25℃  
105  
100  
85  
0
50  
100  
150  
1
2
3
4
5
6
0
50  
150  
AMBIENT TEMPERATURE [  
]
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.139  
Fig.140  
Fig.141  
Supply Current – Supply Voltage  
Derating curve  
Derating curve  
BU7244 family  
BU7244 family  
BU7244 family  
6.00  
5.00  
4.00  
3.00  
2.00  
1.00  
0.00  
8
6
4
2
0
1000  
800  
600  
400  
200  
0
5.5V  
105℃  
-40℃  
5.5V  
85℃  
3.0V  
25℃  
3.0V  
1.8V  
1.8V  
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
Fig.142  
Fig.143  
Fig.144  
Output Voltage High – Ambient Temperature  
Supply Current – Supply Voltage  
Output Voltage High – Supply Voltage  
(RL=10[k])  
(RL=10[k])  
BU7244 family  
BU7244 family  
BU7244 family  
50  
20  
15  
10  
5
20  
-40℃  
40  
25℃  
15  
10  
5
30  
20  
5.5V  
85℃  
105℃  
3.0V  
-40℃  
1.8V  
105℃  
85℃  
10  
0
25℃  
0
0
0
0.5  
1
1.5  
2
2.5  
3
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.145  
Fig.146  
Fig.147  
Output Voltage Low – Supply Voltage  
Output Source Current – Output Voltage  
(VDD=3[V])  
Output Voltage Low – Ambient Temperature  
(RL=10[k])  
(RL=10[k])  
BU7244 family  
BU7244 family  
BU7244 family  
20  
80  
40  
5.5V  
25℃  
15  
10  
5
60  
30  
85℃  
5.5V  
40  
20  
1.8V  
3.0V  
3.0V  
-40℃  
105℃  
20  
0
10  
1.8V  
0
0
-60  
-60  
-30  
0
30  
60  
90  
120  
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
3.0  
-30  
0
30  
60  
90  
120  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE[  
]
Fig.148  
Fig.149  
Fig.150  
Output Sink Current – Ambient Temperature  
(VOUT=VSS+0.4[V])  
Output Source Current – Ambient Temperature  
(VOUT=VDD-0.4[V])  
Output Sink Current – Output Voltage  
(VDD=3[V])  
(*)The above data is ability value of sample, it is not guaranteed. BU7244F: -40[] ~ +85[] BU7244SF: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
23/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
BU7244 family  
BU7244 family  
BU7244 family  
10.0  
7.5  
10.0  
7.5  
15  
10  
5
5.0  
5.0  
-40℃  
25℃  
25℃  
5.5V  
1.8V  
2.5  
2.5  
105℃  
0.0  
0.0  
0
85℃  
-2.5  
-5.0  
-7.5  
-10.0  
-2.5  
-5.0  
-7.5  
-10.0  
-5  
3.0V  
105℃  
-40℃  
85℃  
-10  
-15  
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
-1  
0
1
2
3
4
INPUT VOLTAGE [V]  
INPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.151  
Fig.152  
Fig.153  
Input Offset Voltage – Ambient Temperature  
(Vicm=VDD,VOUT=1.5[V])  
Input Offset Voltage – Input Voltage  
(VDD=3[V])  
Input Offset Voltage – Supply Voltage  
(Vicm=VDD,VOUT=1.5[V])  
BU7244 family  
BU7244 family  
BU7244 family  
160  
140  
120  
100  
80  
160  
120  
100  
80  
60  
40  
20  
0
85℃  
140  
120  
100  
80  
1.8V  
3.0V  
5.5V  
-40℃  
25℃  
105℃  
-40℃  
25℃  
60  
85℃  
105℃  
40  
20  
60  
0
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
1
2
3
4
5
6
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [ ]  
SUPPLY VOLTAGE [V]  
Fig.154  
Fig.155  
Fig.156  
Large Signal Voltage Gain  
– Ambient Temperature  
Common Mode Rejection Ratio  
Large Signal Voltage Gain  
– Supply Voltage  
– Supply Voltage  
BU7244 family  
BU7244 family  
BU7244 family  
2.0  
1.5  
1.0  
0.5  
0.0  
140  
120  
100  
80  
120  
100  
80  
60  
40  
20  
0
5.5V  
5.5V  
3.0V  
60  
3.0V  
1.8V  
40  
1.8V  
20  
0
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE[  
]
Fig.157  
Fig.158  
Fig.159  
Slew Rate L-H – Ambient Temperature  
Common Mode Rejection Ratio  
– Ambient Temperature  
Power Supply Rejection Ratio  
– Ambient Temperature  
BU7244 family  
BU7244 family  
2.0  
1.5  
1.0  
0.5  
0.0  
100  
80  
60  
40  
20  
0
200  
150  
100  
50  
Phase  
3.0V  
Gain  
5.5V  
1.8V  
60  
0
1.E+00 1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08  
-60  
-30  
0
30  
90  
120  
AMBIENT TEMPERATURE [  
]
FREQUENCY [Hz]  
Fig.161  
Fig.160  
Slew Rate H-L – Ambient Temperature  
Voltage Gain – Frequency  
(*)The above data is ability value of sample, it is not guaranteed. BU7244F: -40[] ~ +85[] BU7244SF: -40[] ~ +105[]  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
24/36  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Reference Data (BU7275 family)  
BU7275 family  
BU7275 family  
BU7275 family  
1000  
800  
600  
400  
200  
0
100  
75  
50  
25  
0
1000  
800  
600  
400  
200  
0
BU7275HFV  
BU7275SHFV  
105℃  
85℃  
25℃  
-40℃  
105  
100  
85  
0
50  
100  
150  
0
50  
150  
1
2
3
4
5
6
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [ ]  
Fig.162  
Fig.163  
Fig.164  
Derating curve  
Derating curve  
Supply Current – Supply Voltage  
BU7275 family  
BU7275 family  
BU7275 family  
6.00  
5.00  
4.00  
3.00  
2.00  
1.00  
0.00  
100  
75  
50  
25  
0
8
6
4
2
0
5.5V  
105℃  
85℃  
5.5V  
3.0V  
25℃  
3.0V  
1.8V  
-40℃  
1.8V  
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE [ ]  
Fig.165  
Fig.166  
Fig.167  
Output Voltage High – Supply Voltage  
Output Voltage High – Ambient Temperature  
Supply Current – Supply Voltage  
(RL=10[k])  
(RL=10[k])  
BU7275 family  
BU7275 family  
BU7275 family  
50  
15  
10  
5
15  
40  
25℃  
-40℃  
10  
5
30  
20  
10  
0
105℃  
85℃  
-40℃  
5.5V  
3.0V  
1.8V  
105℃  
85℃  
25℃  
0
0
0
0.5  
1
1.5  
2
2.5  
3
1
2
3
4
5
6
-60  
-30  
0
30  
60  
90  
120  
SUPPLY VOLTAGE [V]  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.168  
Fig.169  
Fig.170  
Output Voltage Low – Ambient Temperature  
Output Source Current – Output Voltage  
(VDD=3 [V])  
Output Voltage Low – Supply Voltage  
(RL=10[k])  
(RL=10[k])  
BU7275 family  
BU7275 family  
BU7275 family  
20  
80  
50  
-40℃  
5.5V  
40  
15  
10  
5
60  
5.5V  
25℃  
30  
20  
3.0V  
1.8V  
40  
105℃  
85℃  
3.0V  
20  
10  
1.8V  
0
0
0
-60  
-60  
-30  
0
30  
60  
90  
120  
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
3.0  
-30  
0
30  
60  
90  
120  
OUTPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
AMBIENT TEMPERATURE[  
]
Fig.171  
Fig.172  
Fig.173  
Output Source Current – Ambient Temperature  
(VOUT=VDD-0.4[V])  
Output Sink Current – Output Voltage  
(VDD=3[V])  
Output Sink Current – Ambient Temperature  
(VOUT=VSS+0.4[V])  
(*)The above data is ability value of sample, it is not guaranteed. BU7275 HFV: -40[] ~ +85[] BU7275S HFV: -40[] ~ +105[]  
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Technical Note  
BU7275 family  
BU7275 family  
BU7275 family  
10  
8
10.0  
7.5  
10  
8
6
6
5.0  
-40℃  
25℃  
-40℃  
25℃  
5.5V  
1.8V  
4
4
85℃  
2.5  
2
2
0
0.0  
0
85℃  
-2  
-4  
-6  
-8  
-10  
-2  
-4  
-6  
-8  
-10  
-2.5  
-5.0  
-7.5  
-10.0  
3.0V  
105℃  
105℃  
-60  
-30  
0
30  
60  
90  
120  
-1  
0
1
2
3
4
1
2
3
4
5
6
INPUT VOLTAGE [V]  
INPUT VOLTAGE [V]  
AMBIENT TEMPERATURE [  
]
Fig.174  
Fig.175  
Fig.176  
Input Offset Voltage – Supply Voltage  
(Vicm=VDD,VOUT=1.5[V])  
Input Offset Voltage – Input Voltage  
(VDD=3[V])  
Input Offset Voltage – Ambient Temperature  
(Vicm=VDD,VOUT=1.5[V])  
BU7275 family  
BU7275 family  
BU7275 family  
160  
140  
120  
100  
80  
160  
120  
100  
80  
60  
40  
20  
0
85℃  
105℃  
140  
120  
100  
80  
3.0V  
1.8V  
5.5V  
85℃  
25℃  
105℃  
-40℃  
-40℃  
25℃  
60  
40  
20  
60  
0
-60  
-30  
0
30  
60  
90  
120  
1
2
3
4
5
6
1
2
3
4
5
6
SUPPLY VOLTAGE [V]  
AMBIENT TEMPERATURE [ ]  
SUPPLY VOLTAGE [V]  
Fig.177  
Fig.178  
Fig.179  
Large Signal Voltage Gain  
– Supply Voltage  
Large Signal Voltage Gain  
– Ambient Temperature  
Common Mode Rejection Ratio  
– Supply Voltage  
BU7275 family  
BU7275 family  
BU7275 family  
120  
100  
80  
60  
40  
20  
0
1.0  
0.8  
0.6  
0.4  
0.2  
0.0  
140  
120  
100  
80  
5.5V  
3.0V  
3.0V  
5.5V  
60  
1.8V  
40  
1.8V  
20  
0
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE[  
]
AMBIENT TEMPERATURE [ ]  
AMBIENT TEMPERATURE [  
]
Fig.180  
Fig.181  
Fig.182  
Common Mode Rejection Ratio  
– Ambient Temperature  
Power Supply Rejection Ratio  
– Ambient Temperature  
Slew Rate L-H – Ambient Temperature  
BU7275 family  
BU7275 family  
1.0  
0.8  
0.6  
0.4  
0.2  
0.0  
100  
80  
60  
40  
20  
0
200  
150  
100  
50  
Phase  
3.0V  
Gain  
5.5V  
1.8V  
0
1.E+00 1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08  
-60  
-30  
0
30  
60  
90  
120  
AMBIENT TEMPERATURE [  
]
FREQUENCY [Hz]  
Fig.183  
Fig.184  
Slew Rate H-L – Ambient Temperature  
Voltage Gain – Frequency  
(*)The above data is ability value of sample, it is not guaranteed. BU7275HFV: -40[] ~ +85[] BU7275SHFV: -40[] ~ +105[]  
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Technical Note  
Test circuit 1 NULL method  
VDD, VSS, EK, Vicm Unit: [V]  
Parameter  
Input Offset Voltage  
VF  
S1  
S2  
S3  
VDD  
3
VSS  
0
EK  
Vicm Calculation  
VF1  
VF2  
VF3  
VF4  
VF5  
VF6  
VF7  
ON  
ON  
OFF  
-1.5  
-0.5  
-2.5  
3
1
2
Large Signal Voltage Gain  
ON  
ON  
ON  
ON  
ON  
ON  
ON  
OFF  
OFF  
3
3
0
0
0
1.5  
0
3
Common-mode Rejection Ratio  
(Input Common-mode Voltage Range)  
-1.5  
-0.9  
3
4
1.8  
5.5  
Power Supply Rejection Ratio  
0
Calculation-  
1. Input Offset Voltage (Vio)  
|VF1|  
1+Rf/Rs  
Vio  
[V]  
=
2×(1+Rf/Rs)  
|VF2-VF3|  
Av = 20Log  
[dB]  
2. Large Signal Voltage Gain (Av)  
1.8×(1+Rf/Rs)  
3. Common-mode Rejection Ratio (CMRR)  
4. Power Supply Rejection Ratio (PSRR)  
CMRR = 20Log  
[dB]  
|VF4-VF5|  
3.7×(1+Rf/Rs)  
|VF6-VF7|  
[dB]  
PSRR 20Log  
=
0.1[µF]  
Rf=50[kΩ]  
500[kΩ]  
0.01[µF]  
VDD  
SW1  
15[V]  
EK  
RS=50[Ω]  
Ri=1[MΩ]  
Vo  
500[kΩ]  
0.015[µF]  
0.015[µF]  
LL  
DUT  
SW3  
1000[pF]  
Ri=1[MΩ]  
SW2  
RS=50[Ω]  
50[kΩ]  
VF  
RL  
Vicm  
-15[V]  
VSS  
VRL  
Fig.185 Test circuit 1 (one channel only)  
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Technical Note  
Test circuit2 switch condition  
SW SW SW SW SW SW SW SW SW SW SW SW  
10 11 12  
SW No.  
1
2
3
4
5
6
7
8
9
Supply Current  
OFF OFF ON OFF ON OFF OFF OFF OFF OFF OFF OFF  
OFF ON OFF OFF ON OFF OFF ON OFF OFF ON OFF  
OFF ON OFF OFF ON OFF OFF OFF OFF ON OFF OFF  
OFF OFF ON OFF OFF OFF ON OFF ON OFF OFF ON  
ON OFF OFF ON ON OFF OFF OFF ON OFF OFF ON  
Maximum Output Voltage RL=10 [k]  
Output Current  
Slew Rate  
Maximum Frequency  
SW4  
R2 100[kΩ]  
VDD=3[V]  
SW1  
SW2  
SW8 SW9  
SW10 SW11 SW12  
SW5  
SW6  
SW7  
R1  
1[kΩ]  
GND  
RL  
CL  
VIN-  
VIN+  
Vo  
Fig.186 Test circuit 2  
VIN  
[V]  
VOUT  
[V]  
SR = V / Δ t  
Δ
3[V]  
0[V]  
3[V]  
ΔV  
3[VP-P  
]
Δ t  
0[V]  
t
t
Input waveform  
Output waveform  
Fig.187. Slew rate input output wave  
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Technical Note  
Test circuit 3 Channel separation  
R2=100[k]  
R2=100[k]  
VDD  
VDD  
R1=1[k]  
R1=1[k]  
VOUT1  
=1[Vrms]  
V
V
VOUT2  
R1//R2  
R1//R2  
VIN  
VSS  
VSS  
100×VOUT1  
VOUT2  
CS=20Log  
Fig.188 Test circuit 3  
Schematic diagram  
VDD  
Vbias  
IN  
IN  
class  
AB control  
OUT  
Vbias  
VSS  
Fig.189 Simplified schematic  
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Technical Note  
Examples of circuit  
Voltage follower  
Voltage gain is 0 [dB].  
This circuit controls output voltage (Vout) equal input  
voltage (Vin), and keeps Vout with stable because of high  
input impedance and low output impedance.  
Vout is shown next formula.  
VDD  
Vout  
Vout=Vin  
Vin  
VSS  
Fig. 190 Voltage follower circuit  
Inverting amplifier  
R2  
For inverting amplifier, Vin is amplified by voltage gain  
decided R1 and R2, and phase reversed voltage is  
outputted.  
VDD  
Vout is shown next formula.  
R1  
Vin  
Vout=-(R2/R1)Vin  
Vout  
Input impedance is R1.  
R1//R2  
VSS  
Fig. 191 Inverting amplifier circuit  
Non-inverting amplifier  
R1  
R2  
VDD  
For non-inverting amplifier, Vin is amplified by voltage  
gain decided R1 and R2, and phase is same with Vin.  
Vout is shown next formula.  
Vout=(1+R2/R1)Vin  
Vout  
Vin  
This circuit realizes high input impedance because Input  
impedance is operational amplifier’s input Impedance.  
VSS  
Fig. 192 Non-inverting amplifier circuit  
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Technical Note  
Examples of circuit  
Adder circuit  
R3  
VDD  
Adder circuit output the voltage that added up Input  
voltage. A phase of the output voltage turns over,  
because non-inverting circuit is used.  
R1  
R2  
Vin1  
Vin2  
Vout is shown next formula.  
Vout  
Vout = -R3(Vin1/R1+Vin2/R2)  
When three input voltage is as above, it connects  
with input through resistance like R1 and R2.  
VSS  
Fig. 193 Adder circuit  
Differential amplifier  
R2  
VDD  
Differential amplifier output the voltage  
that amplified a difference of input voltage.  
In the case of R1=R3=Ra, R2=R4=Rb  
Vout is shown next formula.  
R1  
Vin1  
Vout  
R3  
Vin2  
Vout = -Rb/Ra(Vin1-Vin2)  
R4  
VSS  
Fig. 194 Differential amplifier  
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Technical Note  
Description of electrical characteristics  
Described here are the terms of electric characteristics used in this technical note. Items and symbols used are also shown.  
Note that item name and symbol and their meaning may differ from those on another manufacture’s document or general document.  
1. Absolute maximum ratings  
Absolute maximum rating item indicates the condition which must not be exceeded. Application of voltage in excess of  
absolute maximum rating or use out of absolute maximum rated temperature environment may cause deterioration of  
dharacteristics.  
1.1 Power supply voltage (VDD/VSS)  
Indicates the maximum voltage that can be applied between the positive power supply terminal and negative power  
supply terminalwithout deterioration or destruction of characteristics of internal circuit.  
1.2 Differential input voltage (Vid)  
Indicates the maximum voltage that can be applied between non-inverting terminal and inverting terminal without  
deterioration and destruction of characteristics of IC.  
1.3 Input common-mode voltage range (Vicm)  
Indicates the maximum voltage that can be applied to non-inverting terminal and inverting terminal without  
deterioration or destruction of characteristics. Input common-mode voltage range of the maximum ratings not assure  
normal operation of IC. When normalOperation of IC is desired, the input common-mode voltage of characteristics  
item must be followed.  
1.4 Power dissipation (Pd)  
Indicates the power that can be consumed by specified mounted board at the ambient temperature 25(normal  
temperature).  
As for package product, Pd is determined by the temperature that can be permitted by IC chip in the package  
(maximum junction temperature) and thermal resistance of the package.  
2. Electrical characteristics item  
2.1 Input offset voltage (Vio)  
Indicates the voltage difference between non-inverting terminal and inverting terminal. It can be translated into the  
input voltage difference required for setting the output voltage at 0 [V].  
2.2 Input offset current (Iio)  
Indicates the difference of input bias current between non-inverting terminal and inverting terminal.  
2.3 Input bias current (Ib)  
Indicates the current that flows into or out of the input terminal. It is defined by the average of input bias current at  
non-inverting terminal and input bias current at inverting terminal.  
2.4 Circuit current (IDD)  
Indicates the IC current that flows under specified conditions and no-load steady status.  
2.5 High level output voltage / Low level output voltage (VOM)  
Indicates the voltage range that can be output by the IC under specified load condition. It is typically divided into  
high-level output voltage and low-level output voltage. High-level output voltage indicates the upper limit of output  
voltage. Low-level output voltage indicates the lower limit.  
2.6 Large signal voltage gain (AV)  
Indicates the amplifying rate (gain) of output voltage against the voltage difference between non-inverting terminal  
and inverting terminal. It is normally the amplifying rate (gain) with reference to DC voltage.  
Av = (Output voltage fluctuation) / (Input offset fluctuation)  
2.7 Input common-mode voltage range (Vicm)  
Indicates the input voltage range where IC operates normally.  
2.8 Common-mode rejection ratio (CMRR)  
Indicates the ratio of fluctuation of input offset voltage when in-phase input voltage is changed. It is normally the  
fluctuation of DC.  
CMRR =(Change of Input common-mode voltage)/(Input offset fluctuation)  
2.9 Power supply rejection ratio (PSRR)  
Indicates the ratio of fluctuation of input offset voltage when supply voltage is changed. It is normally the fluctuation of DC.  
PSRR=(Change of power supply voltage)/(Input offset fluctuation)  
2.10 Channel separation (CS)  
Indicates the fluctuation of input offset voltage or that of output voltage with reference to the change of output voltage  
of driven channel.  
2.11 Slew rate (SR)  
Indicates the time fluctuation ratio of voltage output when step input signal is applied.  
2.12 Unity gain frequency (ft)  
Indicates a frequency where the voltage gain of Op-Amp is 1.  
2.13 Total harmonic distortion + Noise (THD+N)  
Indicates the fluctuation of input offset voltage or that of output voltage with reference to the change of output voltage  
of driven channel.  
2.14 Input referred noise voltage (Vn)  
Indicates a noise voltage generated inside the operational amplifier equivalent by ideal voltage source connected in  
series with input terminal.  
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Technical Note  
Derating curve  
Power dissipation (total loss) indicates the power that can be consumed by IC at Ta=25(normal temperature).IC is heated  
when it consumed power, and the temperature of IC ship becomes higher than ambient temperature. The temperature that  
can be accepted by IC chip depends on circuit configuration, manufacturing process, and consumable power is limited.  
Power dissipation is determined by the temperature allowed in IC chip (maximum junction temperature) and thermal  
resistance of package (heat dissipation capability). The maximum junction temperature is typically equal to the maximum  
value in the storage temperature range. Heat generated by consumed power of IC radiates from the mold resin or lead frame  
of the package. The parameter which indicates this heat dissipation capability (hardness of heat release) is called thermal  
resistance, represented by the symbol θj-a[/W]. The temperature of IC inside the package can be estimated by this  
thermal resistance. Fig.195 (a) shows the model of thermal resistance of the package. Thermal resistance θja, ambient  
temperature Ta, junction temperature Tj, and power dissipation Pd can be calculated by the equation below :  
θja (TjTa) / Pd  
[/W]  
・・・・・ ()  
Derating curve in Fig.195(b) indicates power that can be consumed by IC with reference to ambient temperature. Power that  
can be consumed by IC with reference to ambient temperature. Power that can be consumed by IC begins to attenuate at  
certain ambient temperature. This gradient is determined by thermal resistance θja. Thermal resistance θja depends on chip  
size, power consumption, package, ambient temperature, package condition, wind velocity, etc even when the same of  
package is used. Thermal reduction curve indicates a reference value measured at a specified condition. Fig196(c) ~ (h)  
show a derating curve for an example of low voltage full swing  
[W]  
CMOS Op-Amp.  
Pd(max)  
P2  
θja = ( Tj Ta ) / Pd  
[ /W]  
θja2 <θja1  
θja2  
Ambient temperature Ta []  
P1  
Tj(max)  
θja1  
0
50  
75  
100  
25  
125  
Chip surface temperature Tj []  
Ambient temperature Ta []  
Power dissin]  
(b) Derating curve  
(a)Thermal resistance  
Fig. 195 Thermal resistance and derating  
1000  
800  
600  
400  
200  
0
1000  
800  
600  
400  
200  
0
1000  
620[mW]  
BU7261G(*26)  
BU7241G(*26)  
BU7262F(*27)  
540[mW]  
535[mW]  
BU7242F(*27)  
800  
BU7264F(*31)  
BU7244F(*31)  
480[mW] BU7262FVM(*28)  
488[mW]  
BU7242FVM(*28)  
BU7295HFV(*30)  
BU7275HFV(*30)  
600  
400  
200  
0
412[mW]  
BU7262NUX(*29)  
BU7242NUX(*29)  
85  
85  
85  
0
50  
100  
150  
0
50  
100  
150  
0
50  
100  
150  
AMBIENT TEMPERATURE[  
]
AMBIENT TEMPERATURE[  
]
AMBIENT TEMPERATURE[  
]
(c) BU7261G BU7241G  
(e) BU7264F BU7244F  
(d) BU7262F/FVM/NUX BU7242F/FVM/NUX  
BU7275HFV BU7295HFV  
1000  
800  
600  
400  
200  
0
1000  
1000  
800  
600  
400  
200  
0
620[mW]  
BU7261SG(*26)  
540[mW]  
BU7262SF(*27)  
BU7241SG(*26)  
BU7242SF(*27)  
800  
BU7264SF(*31)  
BU7244SF(*31)  
480[mW] BU7262SFVM(*28)  
488[mW]  
BU7242SFVM(*28)  
BU7295SHFV(*30)  
535[mW]  
600  
BU7275SHFV(*30)  
412[mW]  
BU7262SNUX(*29)  
BU7242SNUX(*29)  
400  
200  
0
105  
100  
105  
105  
0
50  
150  
0
50  
100  
150  
0
50  
100  
150  
AMBIENT TEMPERATURE[  
]
AMBIENT TEMPERATURE[  
]
AMBIENT TEMPERATURE[  
]
(f) BU7261SG BU7241SG  
(g) BU7262S F/FVM/NUX BU7242S F/FVM/NUX  
(h) BU7264SF BU7244SF  
BU7275SHFV BU7295SHFV  
(*29)  
4.12  
(*26)  
5.4  
(*27)  
6.2  
(*28)  
4.8  
(*30)  
5.35  
(*31)  
4.88  
Unit  
[mW/]  
When using the unit above Ta=25[], subtract the value above per degree[]. Permissible dissipation is the value.  
when FR4 glass epoxy board 70[mm]×70[mm]×1.6[mm] (cooper foil area below 3[]) is mounted.  
Fig. 196 Derating Curve  
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2010.12 - Rev.A  
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BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Notes for use  
1) Absolute maximum ratings  
Absolute maximum ratings are the values which indicate the limits, within which the given voltage range can be safely  
charged to the terminal. However, it does not guarantee the circuit operation.  
2) Applied voltage to the input terminal  
For normal circuit operation of voltage comparator, please input voltage for its input terminal within input common mode  
voltage VDD + 0.3[V].  
Then, regardless of power supply voltage, VSS-0.3[V] can be applied to input terminals without deterioration or destruction  
of its characteristics.  
3) Operating power supply (split power supply/single power supply)  
The voltage comparator operates if a given level of voltage is applied between VDD and VSS.  
Therefore, the operational amplifier can be operated under single power supply or split power supply.  
4) Power dissipation (pd)  
If the IC is used under excessive power dissipation. An increase in the chip temperature will cause deterioration of the  
radical characteristics of IC. For example, reduction of current capability. Take consideration of the effective power  
dissipation and thermal design with a sufficient margin. Pd is reference to the provided power dissipation curve.  
5) Short circuits between pins and incorrect mounting  
Short circuits between pins and incorrect mounting when mounting the IC on a printed circuits board, take notice of the  
direction and positioning of the IC.  
If IC is mounted erroneously, It may be damaged. Also, when a foreign object is inserted between output, between output  
and VDD terminal or VSS terminal which causes short circuit, the IC may be damaged.  
6) Using under strong electromagnetic field  
Be careful when using the IC under strong electromagnetic field because it may malfunction.  
7) Usage of IC  
When stress is applied to the IC through warp of the printed circuit board, The characteristics may fluctuate due to the  
piezo effect. Be careful of the warp of the printed circuit board.  
8) Testing IC on the set board  
When testing IC on the set board, in cases where the capacitor is connected to the low impedance, make sure to  
discharge per fabrication because there is a possibility that IC may be damaged by stress.  
When removing IC from the set board, it is essential to cut supply voltage. As a countermeasure against the static  
electricity, observe proper grounding during fabrication process and take due care when carrying and storage it.  
9) The IC destruction caused by capacitive load  
The transistors in circuits may be damaged when VDD terminal and VSS terminal is shorted with the charged output  
terminal capacitor.When IC is used as a operational amplifier or as an application circuit, where oscillation is not activated  
by an output capacitor, the output capacitor must be kept below 0.1[μF] in order to prevent the damage mentioned above.  
10) Decupling capacitor  
Insert the decupling capacitance between VDD and VSS, for stable operation of operational amplifier.  
11) Latch up  
Be careful of input voltage that exceed the VDD and VSS. When CMOS device have sometimes occur latch up operation.  
And protect the IC from abnormaly noise  
12) Decupling capacitor  
Insert the decupling capacitance between VDD and VSS, for stable operation of operational amplifier.  
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2010.12 - Rev.A  
34/36  
© 2010 ROHM Co., Ltd. All rights reserved.  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
Ordering part number  
-
B U  
7
2
6
2
S
F
V M  
T R  
Part No.  
Part No.  
Package  
Packaging and forming specification  
7261 7261S 7264 7264S  
7241 7241S 7244 7244S  
7262 7262S 7295 7295S  
7242 7242S 7275 7275S  
G
F
: SSOP5  
: SOP8, SOP14  
E2: Embossed tape and reel  
(SOP8/SOP14)  
FVM : MSOP8  
NUX : VSON008X2030  
HFV : HVSOF5  
TR: Embossed tape and reel  
(SSOP5/MSOP8/VSON008X2030/HVSOF5)  
SOP8  
<Tape and Reel information>  
5.0 0.2  
(MAX 5.35 include BURR)  
Tape  
Embossed carrier tape  
2500pcs  
+
6
°
4°  
4
°
Quantity  
8
7
6
5
E2  
Direction  
of feed  
The direction is the 1pin of product is at the upper left when you hold  
reel on the left hand and you pull out the tape on the right hand  
(
)
1
2
3
4
0.595  
+0.1  
0.17  
-
0.05  
S
0.1  
S
1.27  
Direction of feed  
1pin  
0.42 0.1  
Reel  
Order quantity needs to be multiple of the minimum quantity.  
(Unit : mm)  
SOP14  
<Tape and Reel information>  
8.7 0.2  
(MAX 9.05 include BURR)  
Tape  
Embossed carrier tape  
Quantity  
2500pcs  
14  
8
E2  
Direction  
of feed  
The direction is the 1pin of product is at the upper left when you hold  
reel on the left hand and you pull out the tape on the right hand  
(
)
1
7
0.15 0.1  
1.27  
0.4 0.1  
0.1  
Direction of feed  
1pin  
Reel  
(Unit : mm)  
Order quantity needs to be multiple of the minimum quantity.  
SSOP5  
<Tape and Reel information>  
°
°
+
4  
2.9 0.2  
5
6
°
4
Tape  
Embossed carrier tape  
4
Quantity  
3000pcs  
TR  
Direction  
of feed  
The direction is the 1pin of product is at the upper right when you hold  
reel on the left hand and you pull out the tape on the right hand  
(
)
1
2
3
1pin  
+0.05  
0.13  
0.03  
S
+0.05  
0.04  
0.42  
0.95  
0.1  
S
Direction of feed  
Order quantity needs to be multiple of the minimum quantity.  
Reel  
(Unit : mm)  
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2010.12 - Rev.A  
35/36  
© 2010 ROHM Co., Ltd. All rights reserved.  
BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family  
BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family  
Technical Note  
MSOP8  
<Tape and Reel information>  
2.9 0.1  
Tape  
Embossed carrier tape  
3000pcs  
(MAX 3.25 include BURR)  
+
6°  
4°  
Quantity  
4°  
8
7
6
5
TR  
Direction  
of feed  
The direction is the 1pin of product is at the upper right when you hold  
reel on the left hand and you pull out the tape on the right hand  
(
)
1
2
3
4
1PIN MARK  
+0.05  
1pin  
+0.05  
0.03  
0.145  
0.475  
S
0.22  
0.04  
0.08  
S
Direction of feed  
Order quantity needs to be multiple of the minimum quantity.  
0.65  
Reel  
(Unit : mm)  
HVSOF5  
<Tape and Reel information>  
1.6 0.05  
(0.8)  
(0.3)  
Tape  
Embossed carrier tape  
3000pcs  
Quantity  
1.0 0.05  
TR  
Direction  
of feed  
5
1
4
3
4
5
The direction is the 1pin of product is at the upper right when you hold  
reel on the left hand and you pull out the tape on the right hand  
(
)
3
2 1  
2
1pin  
0.13 0.05  
S
0.1  
0.22 0.05  
S
0.5  
Direction of feed  
Order quantity needs to be multiple of the minimum quantity.  
M
0.08  
Reel  
(Unit : mm)  
VSON008X2030  
<Tape and Reel information>  
2.0 0.1  
Tape  
Embossed carrier tape  
Quantity  
4000pcs  
TR  
1PIN MARK  
Direction  
of feed  
S
The direction is the 1pin of product is at the upper right when you hold  
reel on the left hand and you pull out the tape on the right hand  
(
)
0.08  
S
1.5 0.1  
0.5  
C0.25  
1
4
8
5
0.25  
Direction of feed  
1pin  
+0.05  
0.04  
0.25  
Reel  
Order quantity needs to be multiple of the minimum quantity.  
(Unit : mm)  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
2010.12 - Rev.A  
36/36  
Notice  
N o t e s  
No copying or reproduction of this document, in part or in whole, is permitted without the  
consent of ROHM Co.,Ltd.  
The content specified herein is subject to change for improvement without notice.  
The content specified herein is for the purpose of introducing ROHM's products (hereinafter  
"Products"). If you wish to use any such Product, please be sure to refer to the specifications,  
which can be obtained from ROHM upon request.  
Examples of application circuits, circuit constants and any other information contained herein  
illustrate the standard usage and operations of the Products. The peripheral conditions must  
be taken into account when designing circuits for mass production.  
Great care was taken in ensuring the accuracy of the information specified in this document.  
However, should you incur any damage arising from any inaccuracy or misprint of such  
information, ROHM shall bear no responsibility for such damage.  
The technical information specified herein is intended only to show the typical functions of and  
examples of application circuits for the Products. ROHM does not grant you, explicitly or  
implicitly, any license to use or exercise intellectual property or other rights held by ROHM and  
other parties. ROHM shall bear no responsibility whatsoever for any dispute arising from the  
use of such technical information.  
The Products specified in this document are intended to be used with general-use electronic  
equipment or devices (such as audio visual equipment, office-automation equipment, commu-  
nication devices, electronic appliances and amusement devices).  
The Products specified in this document are not designed to be radiation tolerant.  
While ROHM always makes efforts to enhance the quality and reliability of its Products, a  
Product may fail or malfunction for a variety of reasons.  
Please be sure to implement in your equipment using the Products safety measures to guard  
against the possibility of physical injury, fire or any other damage caused in the event of the  
failure of any Product, such as derating, redundancy, fire control and fail-safe designs. ROHM  
shall bear no responsibility whatsoever for your use of any Product outside of the prescribed  
scope or not in accordance with the instruction manual.  
The Products are not designed or manufactured to be used with any equipment, device or  
system which requires an extremely high level of reliability the failure or malfunction of which  
may result in a direct threat to human life or create a risk of human injury (such as a medical  
instrument, transportation equipment, aerospace machinery, nuclear-reactor controller, fuel-  
controller or other safety device). ROHM shall bear no responsibility in any way for use of any  
of the Products for the above special purposes. If a Product is intended to be used for any  
such special purpose, please contact a ROHM sales representative before purchasing.  
If you intend to export or ship overseas any Product or technology specified herein that may  
be controlled under the Foreign Exchange and the Foreign Trade Law, you will be required to  
obtain a license or permit under the Law.  
Thank you for your accessing to ROHM product informations.  
More detail product informations and catalogs are available, please contact us.  
ROHM Customer Support System  
http://www.rohm.com/contact/  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
R1010  
A

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