R1112N2.0ATR [RICOH]
Analog IC ; 模拟IC\n
| 型号： | R1112N2.0ATR |
| 厂家： | 
RICOH ELECTRONICS DEVICES DIVISION |
| 描述： | Analog IC
|
| 文件： | 总22页 (文件大小：245K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
/2:#12,6(#483P$#/'2
5(*8/$725
544451#6(5,(6
$33/,&$7,21#0$18$/
NO. EA-059-0006
LOW NOISE 150mA LDO REGULATOR
544451#6(5,(6
OUTLINE
7KH#544451#6HULHV#DUH#YROWDJH#UHJXODWRU#,&V#ZLWK#KLJK#RXWSXW#YROWDJH#DFFXUDF\/#H[WUHPHO\#ORZ#VXSSO\#FXUUHQW/#ORZ
210UHVLVWDQFH/#DQG#KLJK#ULSSOH#UHMHFWLRQ#E\#&026#SURFHVV1#(DFK#RI#WKHVH#YROWDJH#UHJXODWRU#,&V#FRQVLVWV#RI#D#YROWDJH
UHIHUHQFH#XQLW/#DQ#HUURU#DPSOLILHU/#UHVLVWRUV/#D#FXUUHQW#OLPLW#FLUFXLW/#DQG#D#FKLS#HQDEOH#FLUFXLW1
7KHVH#,&V#SHUIRUP#ZLWK#ORZ#GURSRXW#YROWDJH#DQG#D#FKLS#HQDEOH#IXQFWLRQ1#7KH#OLQH#WUDQVLHQW#UHVSRQVH#DQG#ORDG#WUDQ0
VLHQW#UHVSRQVH#RI#WKH#544451#6HULHV#DUH#H[FHOOHQW/#WKXV#WKHVH#,&V#DUH#YHU\#VXLWDEOH#IRU#WKH#SRZHU#VXSSO\#IRU#KDQG0KHOG
FRPPXQLFDWLRQ#HTXLSPHQW1
7KH#RXWSXW#YROWDJH#RI#WKHVH#,&V#LV#IL[HG#ZLWK#KLJK#DFFXUDF\1#6LQFH#WKH#SDFNDJH#IRU#WKHVH#,&V#DUH#62705608#+0LQL0
PROG,#SDFNDJH#/#KLJK#GHQVLW\#PRXQWLQJ#RI#WKH#,&V#RQ#ERDUGV#LV#SRVVLEOH1
FEATURES
• 8OWUD0/RZ#6XSSO\#&XUUHQW11111111111111111111111111111111111111111111111111 7<31#433µ$
• 6WDQGE\#0RGH#&XUUHQW11111111111111111111111111111111111111111111111111111111 7<31#314µ$
• /RZ#'URSRXW#9ROWDJH 1111111111111111111111111111111111111111111111111111111111 7<31#314<9#+,287 433P$#6139#2XWSXW#W\SH,
• +LJK#5LSSOH#5HMHFWLRQ 111111111111111111111111111111111111111111111111111111111 7<31#;3G%+I 4N+],
• /RZ#7HPSHUDWXUH0'ULIW#&RHIILFLHQW#RI#2XWSXW#9ROWDJH#7<31#“433SSP2°&
• ([FHOOHQW#/LQH#5HJXODWLRQ111111111111111111111111111111111111111111111111111 7<31#3138(29
• +LJK#2XWSXW#9ROWDJH#$FFXUDF\ 1111111111111111111111111111111111111111111 “513(
• ([FHOOHQW#'\QDPLF#5HVSRQVH
• 6PDOO#3DFNDJH#111111111111111111111111111111111111111111111111111111111111111111111 62705608#+0LQL0PROG,
• 2XWSXW#9ROWDJH 111111111111111111111111111111111111111111111111111111111111111111111 6WHSZLVH#VHWWLQJ#ZLWK#D#VWHS#RI#3149#LQ#WKH#UDQJH#RI#4189#WR
8139#LV#SRVVLEOH
• %XLOW0LQ#FKLS#HQDEOH#FLUFXLW#+5#W\SHV>#$=#DFWLYH#ORZ/#%=#DFWLYH#KLJK,
• 3LQ0RXW1111111111111111111111111111111111111111111111111111111111111111111111111111111111 6LPLODU#WR#WKH#/35<;32/35<;8
• %XLOW0LQ#IROG0EDFN#SURWHFWLRQ#FLUFXLW111111111111111111111111111111111111 7<31#63P$#+&XUUHQW#DW#VKRUW#PRGH,
• &HUDPLF#FDSDFLWRUV#UHFRPPHQGHG#WR#EH#XVHG#ZLWK#WKLV#,&
APPLICATIONS
• 3RZHU#VRXUFH#IRU#FHOOXODU#SKRQHV#VXFK#DV#*60/#&'0$#DQG#YDULRXV#NLQG#RI#3&6V1
• 3RZHU#VRXUFH#IRU#HOHFWULFDO#DSSOLDQFHV#VXFK#DV#FDPHUDV/#9&5V#DQG#FDPFRUGHUV1
• 3RZHU#VRXUFH#IRU#EDWWHU\0SRZHUHG#HTXLSPHQW1
1
R1112N
BLOCK DIAGRAM
R1112NXX1A
R1112NXX1B
1
5
1
5
V
DD
VOUT
V
DD
VOUT
Vref
Vref
Current Limit
Current Limit
CE
3
GND
2
CE
3
GND
2
SELECTION GUIDE
7KH#RXWSXW#YROWDJH/#WKH#DFWLYH#W\SH/#WKH#SDFNLQJ#W\SH/#DQG#WKH#WDSLQJ#W\SH#IRU#WKH#,&V#FDQ#EH#VHOHFWHG#DW#WKH#XVHU*V
UHTXHVW1#7KH#VHOHFWLRQ#FDQ#EH#PDGH#E\#GHVLJQDWLQJ#WKH#SDUW#QXPEHU#DV#VKRZQ#EHORZ=
54445;;;4;0;; ←3DUW#1XPEHU
↑ ↑ ↑ ↑
D E F G
Code
Contents
'HVLJQDWLRQ#RI#3DFNDJH#7\SH=
1=#62705608#+0LQL0PROG,
D
6HWWLQJ#2XWSXW#9ROWDJH#+9287,=
E
F
G
6WHSZLVH#VHWWLQJ#ZLWK#D#VWHS#RI#3149#LQ#WKH#UDQJH#RI#4189#WR#8139#LV#SRVVLEOH1
'HVLJQDWLRQ#RI#$FWLYH#7\SH=
$=#DFWLYH#ORZ#W\SH
%=#DFWLYH#KLJK#W\SH
'HVLJQDWLRQ#RI#7DSLQJ#7\SH=
([1#75/#7/#+UHIHU#WR#7DSLQJ#6SHFLILFDWLRQV>#75#W\SH#LV#WKH#VWDQGDUG#GLUHFWLRQ1,
2
R1112N
PIN CONFIGURATION
SOT-23-5
5
4
V
OUT
NC
CE
(mark side)
GND
V
DD
1
2
3
PIN DESCRIPTION
Pin No.
Symbol
Description
4
5
6
7
8
9''
*1'
,QSXW#3LQ
*URXQG#3LQ
#RU#&(
&(
1&
&KLS#(QDEOH#3LQ
1R#&RQQHFWLRQ
2XWSXW#SLQ
9287
3
R1112N
ABSOLUTE MAXIMUM RATINGS
Symbol
Item
Rating
:13
Unit
9
9,1
,QSXW#9ROWDJH
,QSXW#9ROWDJH+
#RU#&(#3LQ,
&(
9&(
0316#a#9,1.316
0316#a#9,1.316
533
9
9287
,287
2XWSXW#9ROWDJH
2XWSXW#&XUUHQW
3RZHU#'LVVLSDWLRQ
9
P$
P:
°&
°&
3'
583
7RSW
7VWJ
2SHUDWLQJ#7HPSHUDWXUH#5DQJH
6WRUDJH#7HPSHUDWXUH#5DQJH
073#a#;8
088#a#458
ELECTRICAL CHARACTERISTICS
• R1112NXX1A
7RSW 58°&
Symbol
9287
Item
2XWSXW#9ROWDJH
2XWSXW#&XUUHQW
Conditions
MIN.
TYP.
MAX.
Unit
9,1# #6HW#9287.49
4P$#≤#,287#≤#63P$
9287
9287
9
×31<;
×4135
,287
9,1#0#9287# #4139
483
P$
P9
9,1# #6HW#9287.49
4P$#≤#,287#≤#;3P$
∆92872∆,287 /RDG#5HJXODWLRQ
45
73
5HIHU#WR#WKH#(/(&75,&$/#&+$5$&7(5,67,&6#E\#287387
9',)
'URSRXW#9ROWDJH
92/7$*(
,66
6XSSO\#&XUUHQW
9,1# #6HW#9287.49
433
314
4:3
413
µ$
µ$
9,1# #9&(# #6HW#9287.49
,VWDQGE\
6XSSO\#&XUUHQW#+6WDQGE\,
6HW#9287.3189#≤#9,1#≤#;9
,287# #63P$
∆92872∆9,1 /LQH#5HJXODWLRQ
3138
;3
3153
(29
I# #4N+]/#5LSSOH#3189S0S
9,1# #6HW#9287.49
55
9,1
5LSSOH#5HMHFWLRQ
,QSXW#9ROWDJH
G%
9
513
913
2XWSXW#9ROWDJH
,287# #63P$
SSP
∆92872∆7
“433
7HPSHUDWXUH#&RHIILFLHQW
073°&#≤#7RSW#≤#;8°&
2°&
,OLP
538
9&(+
9&(/
HQ
6KRUW#&XUUHQW#/LPLW
9287# #39
63
8
P$
0Ω
9
#3XOO0XS#5HVLVWDQFH
#,QSXW#9ROWDJH#´+µ
#,QSXW#9ROWDJH#´/µ
&(
&(
&(
518
418
3
43
9,1
3158
9
2XWSXW#1RLVH
%: 43+]#WR#433N+]
63
µ9UPV
4
R1112N
• R1112NXX1B
7RSW 58°&
Symbol
Item
2XWSXW#9ROWDJH
2XWSXW#&XUUHQW
∆92872∆,287 /RDG#5HJXODWLRQ
Conditions
MIN.
TYP.
MAX.
Unit
9,1# #6HW#9287.49
4P$#≤#,287#≤#63P$
9287
9287
9287
,287
9
×31<;
×4135
9,1#0#9287# #4139
483
P$
P9
9,1# #6HW#9287.49
4P$#≤#,287#≤#;3P$
45
73
5HIHU#WR#WKH#(/(&75,&$/#&+$5$&7(5,67,&6#E\#287387
9',)
,66
'URSRXW#9ROWDJH
92/7$*(
6XSSO\#&XUUHQW
9,1# #6HW#9287.49
433
314
4:3
413
µ$
µ$
9,1# #6HW#9287.49
,VWDQGE\
6XSSO\#&XUUHQW#+6WDQGE\,
9&( *1'
6HW#9287.3189#≤#9,1#≤#;9
,287# #63P$
∆92872∆9,1 /LQH#5HJXODWLRQ
3138
;3
3153
(29
I# #4N+]/#5LSSOH#3189S0S
9,1# #6HW#9287.49
55
9,1
5LSSOH#5HMHFWLRQ
,QSXW#9ROWDJH
G%
9
513
913
2XWSXW#9ROWDJH
,287# #63P$
SSP
∆92872∆7
“433
7HPSHUDWXUH#&RHIILFLHQW
073°&#≤#7RS#W#≤#;8°&
2°&
,OLP
53'
9&(+
9&(/
HQ
6KRUW#&XUUHQW#/LPLW
&(#3XOO0GRZQ#5HVLVWDQFH
&(#,QSXW#9ROWDJH#´+µ
&(#,QSXW#9ROWDJH#´/µ
2XWSXW#1RLVH
9287# #39
63
8
P$
0Ω
9
518
418
3
43
9,1
3158
9
%: 43+]#WR#433N+]
63
µ9UPV
• ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE
7RSW# #58°&
Dropout Voltage
VDIF (V)
Output Voltage
VOUT (V)
Condition
TYP.
MAX.
3188
317:
3168
315<
3159
418#≤#9287#≤#419
41:#≤#9287#≤#41;
41<#≤#9287#≤#516
517#≤#9287#≤#51:
51;#≤#9287#≤#813
3165
315;
3158
3153
314<
,287# #433P$
5
R1112N
OPERATION
R1112NXX1A
R1112NXX1B
1
5
1
5
V
DD
V
OUT
V
DD
V
OUT
R1
R1
Vref
Vref
R2
R2
Current Limit
Current Limit
CE
GND
CE
3
GND
3
2
2
,Q#WKHVH#,&V/#IOXFWXDWLRQ#RI#2XWSXW#9ROWDJH/#9287#LV#GHWHFWHG#E\#)HHG0EDFN#5HJLVWHUV#54/#55/#DQG#WKH#UHVXOW#LV#FRP0
SDUHG#ZLWK#D#UHIHUHQFH#YROWDJH#E\#(UURU#$PSOLILHU/#VR#WKDW#D#FRQVWDQW#YROWDJH#LV#RXWSXW1#$#FXUUHQW#OLPLW#FLUFXLW#IRU#SUR0
WHFWLRQ#DW#VKRUW#PRGH#DQG#D#FKLS#HQDEOH#FLUFXLW#DUH#LQFOXGHG1
TECHNICAL NOTES
:KHQ#XVLQJ#WKHVH#,&V/#FRQVLGHU#WKH#IROORZLQJ#SRLQWV=
3KDVH#&RPSHQVDWLRQ
,Q#WKHVH#,&V/#SKDVH#FRPSHQVDWLRQ#LV#PDGH#IRU#VHFXULQJ#VWDEOH#RSHUDWLRQ#HYHQ#LI#WKH#ORDG#FXUUHQW#LV#YDULHG1#)RU#WKLV
SXUSRVH/#EH#VXUH#WR#XVH#D#FDSDFLWRU#&287#ZLWK#JRRG#IUHTXHQF\#FKDUDFWHULVWLFV#DQG#(65#+(TXLYDOHQW#6HULHV#5HVLVWDQFH,1
:H#XVH#&HUDPLF#&DSDFLWRUV#IRU#HYDOXDWLRQ#RI#WKHVH#,&V1
5HFRPPHQGHG#&DSDFLWRUV> *5073;85558.916#+0XUDWD,
*50730367;85668.916#+0XUDWD,
*50730367;857:8.916#+0XUDWD,
+1RWH=#:KHQ#WKH#DGGLWLRQDO#FHUDPLF#FDSDFLWRUV#DUH#FRQQHFWHG#WR#WKH#2XWSXW#3LQ#ZLWK#2XWSXW#FDSDFLWRU#IRU#SKDVH#FRP0
SHQVDWLRQ/#WKH#RSHUDWLRQ#PLJKW#EH#XQVWDEOH1#%HFDXVH#RI#WKLV/#WHVW#WKHVH#,&V#ZLWK#DV#VDPH#H[WHUQDO#FRPSRQHQWV#DV#RQHV
WR#EH#XVHG#RQ#WKH#3&%1,
3&%#/D\RXW
0DNH#9''#DQG#*1'#OLQH#VXIILFLHQW1#:KHQ#WKH#LPSHGDQFH#RI#WKHVH#LV#KLJK/#LW#ZRXOG#EH#D#FDXVH#RI#SLFNLQJ#XS#WKH#QRLVH
RU#XQVWDEOH#RSHUDWLRQ1#&RQQHFW#D#FDSDFLWRU#ZLWK#D#FDSDFLWDQFH#YDOXH#RI#515µ)#RU#PRUH#EHWZHHQ#9''#DQG#*1'#SLQ#DV
FORVH#DV#SRVVLEOH1
6HW#H[WHUQDO#FRPSRQHQWV/#HVSHFLDOO\#RXWSXW#FDSDFLWRU#DV#FORVH#DV#SRVVLEOH#WR#WKH#,&V#DQG#PDNH#ZLULQJ#VKRUWHVW1
6
R1112N
TEST CIRCUITS
CE
CE
3
3
V
DD
V
OUT
V
DD
V
OUT
IN
OUT
IN
OUT
1
5
1
5
R1112Nxx1B Series
R1112Nxx1B Series
I
OUT
I
SS
2
2
GND
GND
2.2µF
2.2µF
Fig.1 Standard test Circuit
Fig.2 Supply Current Test Circuit
CE
3
CE
3
V
DD
VOUT
V
DD
VOUT
IN
OUT
IN
OUT
1
5
1
5
R1112Nxx1B Series
R1112Nxx1B Series
I
OUT
P. G
2
2
GND
GND
2.2µF
I1 I2
Fig.3 Ripple Rejection, Line Transient Response
Test Circuit
Fig.4 Load Transient Response Test Circuit
7
R1112N
TYPICAL APPLICATION
CE
CE
IN
V
DD
VOUT
OUT IN
V
DD
VOUT
OUT
R1112NXX1A
Series
R1112Nxx1B
Series
GND
GND
Cap.
Cap.
Cap.
Cap.
+([WHUQDO#&RPSRQHQWV,
2XWSXW#&DSDFLWRU> &HUDPLF#515µ)+6HW#2XWSXW#9ROWDJH#LQ#WKH#UDQJH#IURP#518#WR#8139,
&HUDPLF#71:µ)#+6HW#2XWSXW#9ROWDJH#LQ#WKH#UDQJH#IURP#418#WR#5189,
,QSXW#&DSDFLWRU> &HUDPLF#515µ)
8
R1112N
TYPICAL CHARACTERISTICS
1) Output Voltage vs. Output Current
R11x2N151B
R11x2N201B
2.5
2
1.8
1.6
1.4
V
V
V
IN=2.0V
IN=2.5V
IN=3.5V
1.2
1
V
IN=2.3V
IN=2.5V
IN=3.0V
IN=4.0V
1.5
1
V
V
V
0.8
0.6
0.4
0.5
0
0.2
0
0
100
200
300
400
500
0
0
0
100
200
300
400
500
500
500
Output Current IOUT(mA)
Output Current IOUT(mA)
R11x2N301B
R11x2N401B
3.5
3
5
4
3
2
1
0
2.5
2
V
IN=4.3V
IN=4.5V
IN=5.0V
IN=6.0V
V
IN=3.3V
IN=3.5V
IN=4.0V
IN=5.0V
V
V
V
V
V
V
1.5
1
0.5
0
0
100
200
300
400
500
100
200
300
400
Output Current IOUT(mA)
Output Current IOUT(mA)
R11x2N501B
6
5
4
3
2
1
0
V
IN=5.3V
IN=5.5V
IN=6.0V
IN=7.0V
V
V
V
100
200
300
400
Output Current IOUT(mA)
9
R1112N
2) Output Voltage vs. Input Voltage
R11x2N151B
R11x2N201B
1.600
2.100
2.000
1.900
1.800
1.700
1.600
1.500
1.500
1.400
1.300
1.200
1.100
1.000
I
I
I
OUT=1mA
OUT=30mA
OUT=50mA
I
I
I
OUT=1mA
OUT=30mA
OUT=50mA
1
2
2
2
3
4
5
6
7
7
7
1
2
3
4
5
6
7
Input Voltage VIN(V)
Input Voltage VIN(V)
R11x2N301B
R11x2N401B
3.100
3.000
2.900
2.800
2.700
2.600
2.500
4.500
4.000
3.500
3.000
2.500
I
I
I
OUT=1mA
OUT=30mA
OUT=50mA
I
OUT=1mA
OUT=30mA
OUT=50mA
I
I
3
4
5
6
2
3
4
5
6
7
Input Voltage VIN(V)
Input Voltage VIN(V)
R11x2N501B
5.500
5.000
4.500
4.000
3.500
3.000
2.500
I
OUT=1mA
OUT=30mA
OUT=50mA
I
I
3
4
5
6
Input Voltage VIN(V)
10
R1112N
3) Dropout Voltage vs. Output Current
R11x2N151B
R11x2N201B
0.600
0.600
0.500
0.400
0.300
0.200
0.100
0.000
Topt=-40°C
Topt=-40°C
Topt=25°C
Topt=85°C
0.500
Topt=25°C
Topt=85°C
0.400
0.300
0.200
0.100
0.000
0
0
0
50
100
150
150
150
0
50
100
150
Output Current IOUT(mA)
Output Current IOUT(mA)
R11x2N301B
R11x2N401B
0.600
0.500
0.400
0.300
0.200
0.100
0.000
0.600
0.500
0.400
0.300
0.200
0.100
0.000
Topt=-40°C
Topt=25°C
Topt=85°C
Topt=-40°C
Topt=25°C
Topt=85°C
50
100
0
50
100
150
Output Current IOUT(mA)
Output Current IOUT(mA)
R11x2N501B
0.600
0.500
0.400
0.300
0.200
0.100
0.000
Topt=-40°C
Topt=25°C
Topt=85°C
50
100
Output Current IOUT(mA)
11
R1112N
4) Output Voltage vs. Temperature
R11x2N151A/B
R11x2N201B
V
IN=2.5V CIN=1µF
V
IN=3.0V CIN=1µF
C
OUT=2.2µF IOUT=30mA
C
OUT=2.2µF IOUT=30mA
1.53
1.52
2.10
2.08
2.06
2.04
2.02
2.00
1.98
1.96
1.94
1.92
1.90
1.51
1.50
1.49
1.48
1.47
-50
-50
-50
-25
-25
-25
0
25
100
50
75
-50
-25
0
25
100
50
75
Temperature Topt (°C)
Temperature Topt (°C)
R11x2N301A/B
R11x2N401A/B
V
IN=5.0V CIN=1µF
V
IN=4.0V CIN=1µF
C
OUT=2.2µF IOUT=30mA
C
OUT=2.2µF IOUT=30mA
4.08
4.06
4.04
4.02
3.06
3.04
3.02
3.00
2.98
4.00
3.98
3.96
3.94
2.96
2.94
3.92
-50
-25
0
25
100
0
25
100
50
75
50
75
Temperature Topt (°C)
Temperature Topt (°C)
R11x2N501A/B
V
IN=6.0V CIN=1µF
COUT=2.2µF IOUT=30mA
5.10
5.08
5.06
5.04
5.02
5.00
4.98
4.96
4.94
4.92
4.90
0
25
100
50
75
Temperature Topt (°C)
12
R1112N
5) Supply Current vs. Input Voltage
R11x2N151B
R11x2N201B
120
120
100
100
80
60
40
20
0
80
60
40
20
0
1
1
1
2
2
2
3
4
5
6
6
6
7
7
7
1
2
3
4
5
6
7
Input Voltage VIN (V)
Input Voltage VIN (V)
R11x2N301B
R11x2N401B
120
100
120
100
80
60
40
20
0
80
60
40
20
0
3
4
5
1
2
3
4
5
6
7
Input Voltage VIN (V)
Input Voltage VIN (V)
R11x2N501B
120
100
80
60
40
20
0
3
4
5
Input Voltage VIN (V)
13
R1112N
6) Supply Current vs. Temperature
R11x2N151A/B
R11x2N201A/B
VIN=2.5V CIN=1µF
V
IN=3.0V CIN=1µF
COUT=2.2µF
COUT=2.2µF
200
150
100
50
200
150
100
50
0
0
-50
-25
-25
-25
0
25
50
75
100
-50
-25
0
25
50
75
100
Temperature Topt (°C)
Temperature Topt (°C)
R11x2N301A/B
R11x2N401A/B
V
C
IN=4.0V CIN=1µF
OUT=2.2µF
V
IN=5.0V CIN=1µF
COUT=2.2µF
200
150
100
50
200
150
100
50
0
0
-50
0
25
50
75
100
-50
-25
0
25
50
75
100
Temperature Topt (°C)
Temperature Topt (°C)
R11x2N501A/B
V
C
IN=6.0V CIN=1µF
OUT=2.2µF
200
150
100
50
0
-50
0
25
50
75
100
Temperature Topt (°C)
14
R1112N
7) Ripple Rejection vs. Frequency
R11x2N151A/B
R11x2N201A/B
V
IN=2.5V+0.5Vp-p
V
IN=3.0V+0.5Vp-p
COUT=2.2µF IOUT=30mA
COUT=2.2µF IOUT=30mA
90.00
80.00
90.00
80.00
70.00
60.00
50.00
40.00
30.00
70.00
60.00
50.00
40.00
30.00
20.00
10.00
0.00
20.00
10.00
0.00
0.1
0.1
0.1
1
10
100
0.1
1
10
100
Frequency Freq (kHz)
Frequency Freq (kHz)
R11x2N301A/B
R11x2N401A/B
V
IN=4.0V+0.5Vp-p
OUT=2.2µF IOUT=30mA
V
IN=5.0V+0.5Vp-p
OUT=2.2µF IOUT=30mA
C
C
90.00
80.00
90.00
80.00
70.00
60.00
50.00
40.00
30.00
70.00
60.00
50.00
40.00
30.00
20.00
10.00
0.00
20.00
10.00
0.00
1
10
100
0.1
1
10
100
Frequency Freq (kHz)
Frequency Freq (kHz)
R11x2N501A/B
V
IN=6.0V+0.5Vp-p
OUT=2.2µF IOUT=30mA
C
90.00
80.00
70.00
60.00
50.00
40.00
30.00
20.00
10.00
0.00
1
10
100
Frequency Freq (kHz)
15
R1112N
8) Ripple Rejection vs. Input Voltage (DC bias)
R11x2N301B
R11x2N301B
COUT=Ceramic 2.2µF
COUT=Ceramic 2.2µF
I
OUT=1mA
I
OUT=10mA
90.00
80.00
90.00
80.00
70.00
60.00
50.00
40.00
30.00
70.00
60.00
50.00
40.00
30.00
f=400Hz
f=1kHz
f=10kHz
f=400Hz
f=1kHz
f=10kHz
20.00
10.00
0.00
20.00
10.00
0.00
3.10
3.20
3.30
3.40
3.50
3.10
3.20
3.30
3.40
3.50
Input Voltage VIN (v)
Input Voltage VIN (v)
R11x2N301B
COUT=Ceramic 2.2µF
I
OUT=50mA
90.00
80.00
70.00
60.00
50.00
40.00
30.00
f=400Hz
f=1kHz
f=10kHz
20.00
10.00
0.00
3.10
3.20
3.30
3.40
3.50
Input Voltage VIN (v)
9) Input Transient Response
R11X2N151B
7RSW 58°&
Tek Run : 2.50MS/s Average
[ T
]
VIN
1→
2→
VOUT
9,1 5189↔6189
,287 63P$
&,1 QRQH
&287 515µ)
WU2WI 8µV
24 Jan 2000
08:50:58
ChC1h1 1.00V
Ch2 20.0mV M20.0µs
3.02V
Ch1
16
R1112N
R11X2N201B
7RSW 58°&
Tek Run : 2.50MS/s Average
[ T
]
VIN
1→
2→
VOUT
9,1 6139↔7139
,287 63P$
&,1 QRQH
&287 515µ)
WU2WI 8µV
24 Jan 2000
08:42:51
Ch1 1.00V
Ch2 20.0mV M20.0µs
3.52V
4.48V
5.52V
Ch1
Ch1
Ch1
R11X2N301B
7RSW 58°&
Tek Run : 2.50MS/s Average
[ T
]
VIN
1→
2→
V
OUT
9,1 7139↔8139
,287 63P$
&,1 QRQH
&287 515µ)
WU2WI 8µV
24 Jan 2000
08:35:01
Ch1 1.00V
Ch2 20.0mV M20.0µs
R11X2N401B
7RSW 58°&
Tek Run : 2.50MS/s Average
[ T
]
VIN
1→
2→
9,1 8139↔9139
,287 63P$
&,1 QRQH
VOUT
&287 515µ)
WU2WI 8µV
24 Jan 2000
08:26:04
Ch1 1.00V
Ch2 20.0mV M20.0µs
17
R1112N
R11X2N501B
7RSW 58°&
Tek Run : 2.50MS/s Average
[ T
]
VIN
1→
2→
V
OUT
9,1 9139↔:139
,287 63P$
&,1 QRQH
&287 515µ)
WU2WI 8µV
24 Jan 2000
08:19:23
Ch1 1.00V
Ch2 20.0mV M20.0µs
6.50V
Ch1
10) Load Transient Response
R11X2N151B
7RSW 58°&
Tek Run : 2.50MS/s Average
[ T
]
I
OUT
1→
V
OUT
,287 83P$↔433P$
9,1 5189
2→
&,1 515µ)
&287 515µ)
WU2WI 8µV
24 Jan 2000
15:02:01
Ch1 500mV Ch2 50.0mV M20.0µs
-10mV
Ch1
R11X2N201B
7RSW 58°&
Tek Run : 2.50MS/s Average
[ T
]
IOUT
1→
VOUT
,287 83P$↔433P$
9,1 6139
2→
&,1 515µ)
&287 515µ)
WU2WI 8µV
24 Jan 2000
14:55:44
Ch1 500mV Ch2 50.0mV M20.0µs
-10mV
Ch1
18
R1112N
R11X2N301B
7RSW 58°&
Tek Run : 2.50MS/s Average
[ T
]
I
OUT
1→
V
OUT
,287 83P$↔433P$
9,1 7139
2→
&,1 515µ)
&287 515µ)
WU2WI 8µV
24 Jan 2000
14:47:54
Ch1 500mV Ch2 50.0mV M20.0µs
-10mV
Ch1
R11X2N401B
7RSW 58°&
Tek Run : 2.50MS/s Average
[ T
]
I
OUT
1→
V
OUT
,287 83P$↔433P$
9,1 8139
2→
&,1 515µ)
&287 515µ)
WU2WI 8µV
24 Jan 2000
14:41:23
Ch1 500mV Ch2 50.0mV M20.0µs
-10mV
Ch1
R11X2N501B
7RSW 58°&
Tek Run : 2.50MS/s Average
[ T
]
I
OUT
1→
V
OUT
,287 83P$↔433P$
9,1 9139
2→
&,1 515µ)
&287 515µ)
WU2WI 8µV
24 Jan 2000
14:32:55
Ch1 500mV Ch2 50.0mV M20.0µs
-20mV
Ch1
19
R1112N
TECHNICAL NOTES
:KHQ#XVLQJ#WKHVH#,&V/#FRQVLGHU#WKH#IROORZLQJ#SRLQWV=
,Q#WKHVH#,&V/#SKDVH#FRPSHQVDWLRQ#LV#PDGH#IRU#VHFXULQJ#VWDEOH#RSHUDWLRQ#HYHQ#LI#WKH#ORDG#FXUUHQW#LV#YDULHG1#)RU#WKLV
SXUSRVH/#EH#VXUH#WR#XVH#D#FDSDFLWRU#&287#ZLWK#JRRG#IUHTXHQF\#FKDUDFWHULVWLFV#DQG#(65#+(TXLYDOHQW#6HULHV#5HVLVWDQFH,
RI#ZKLFK#LV#LQ#WKH#UDQJH#GHVFULEHG#DV#IROORZV=
CE
3
1
V
OUT1
5
Ceramic
Cap.
R1112NXX1B
S.A
Spectrum
ESR
V
IN
GND
Ceramic
Cap.
2
V
IN
I
OUT
Analyzer
Measuring Circuit for white noise; R1112NXX1B
7KH#UHODWLRQV#EHWZHHQ#,287#+2XWSXW#&XUUHQW,#DQG#(65#RI#2XWSXW#&DSDFLWRU#DUH#VKRZQ#EHORZ1#7KH#FRQGLWLRQV#ZKHQ
WKH#ZKLWH#QRLVH#OHYHO#LV#XQGHU#73µ9#+$YJ1,#DUH#PDUNHG#DV#WKH#KDWFKHG#DUHD#LQ#WKH#JUDSK1
+QRWH=#:KHQ#WKH#DGGLWLRQDO#FHUDPLF#FDSDFLWRUV#DUH#FRQQHFWHG#WR#WKH#2XWSXW#3LQ#ZLWK#2XWSXW#FDSDFLWRU#IRU#SKDVH#FRP0
SHQVDWLRQ/#WKH#RSHUDWLRQ#PLJKW#EH#XQVWDEOH1#%HFDXVH#RI#WKLV/#WHVW#WKHVH#,&V#ZLWK#DV#VDPH#H[WHUQDO#FRPSRQHQWV#DV#RQHV
WR#EH#XVHG#RQ#WKH#3&%1,
?PHDVXULQJ#FRQGLWLRQV!
+4, 9,1 9287.49
+5, )UHTXHQF\#EDQG=#43+]#WR#40+]
+6, 7HPSHUDWXUH=#58°&
R11X2N151B
R11X2N151B
COUT=2.2µF,CIN=2.2µF
COUT=4.7µF,CIN=2.2µF
100
10
100
10
1
0.1
1
0.1
0.01
0.01
0
30
60
90
120
150
0
30
60
90
120
150
IOUT (mA)
IOUT (mA)
20
R1112N
R11X2N301B
R11X2N301B
COUT=2.2µF,CIN=2.2µF
COUT=4.7µF,CIN=2.2µF
100
10
100
10
1
0.1
1
0.1
0.01
0.01
0
30
60
90
120
150
0
30
60
90
120
150
IOUT (mA)
I
OUT (mA)
• 0DNH#9''#DQG#*1'#OLQH#VXIILFLHQW1#:KHQ#WKH#LPSHGDQFH#RI#WKHVH#LV#KLJK/#WKH#QRLVH#PLJKW#EH#SLFNHG#XS#RU#QRW#ZRUN
FRUUHFWO\1
• &RQQHFW#WKH#FDSDFLWRU#ZLWK#D#FDSDFLWDQFH#RI#515µ)#RU#PRUH#EHWZHHQ#9''#DQG#*1'#DV#FORVH#DV#SRVVLEOH1
• 6HW#H[WHUQDO#FRPSRQHQWV/#HVSHFLDOO\#2XWSXW#&DSDFLWRU/#DV#FORVH#DV#SRVVLEOH#WR#WKH#,&V#DQG#PDNH#ZLULQJ#VKRUWHVW1
21
相关型号：
©2020 ICPDF网 联系我们和版权申明