LM7833-TA3-T [UTC]

Regulator;
LM7833-TA3-T
型号: LM7833-TA3-T
厂家: Unisonic Technologies    Unisonic Technologies
描述:

Regulator

文件: 总10页 (文件大小:161K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
UNISONIC TECHNOLOGIES CO., LTD  
LM78XX  
LINEAR INTEGRATED CIRCUIT  
3-TERMINAL 1A POSITIVE  
VOLTAGE REGULATOR  
1
DESCRIPTION  
TO-220  
The UTC LM78XX family is monolithic fixed voltage regulator  
integrated circuit. They are suitable for applications that required  
supply current up to 1 A.  
FEATURES  
1
* Output current up to 1A  
TO-220F  
* Fixed output voltage of 3.3V,4.7V,5V, 6V, 7V, 8V, 9V, 10V, 12V,  
15V, 18V and 24V available  
* Thermal overload shutdown protection  
* Short circuit current limiting  
* Output transistor SOA protection  
*Pb-free plating product number: LM78XXL  
ORDERING INFORMATION  
Order Number  
Pin Assignment  
Packing  
Package  
Normal  
Lead Free Plating  
1
I
2
3
LM78xx-TA3-T  
TO-220  
G
G
O
O
Tube  
Tube  
LM78xxL-TA3-T  
LM78xxL-TF3-T  
I
LM78xx-TF3-T  
TO-220F  
Note: O: Output G: GND I: Input  
LM78xxL -TA3-T  
(1)Packing Type  
(1) T: Tube  
(2) TA3: TO-220, TF3: TO-220F  
(2)Package Type  
(3)Lead Plating  
(3) L: Lead Free Plating, Blank: Pb/Sn  
(4) xx: refer to Marking Information  
(4)Output Voltage Code  
MARKING INFORMATION  
PACKAGE  
VOLTAGE CODE  
VOLTAGE CODE  
MARKING  
UTC  
33:3.3V  
47:4.7V  
05:5.0V  
06:6.0V  
07:7.0V  
08:8.0V  
09:9.0V  
10:10V  
12:12V  
15:15V  
18:18V  
24:24V  
LM78  
TO-220  
TO-220F  
Voltage Code  
Lead Plating  
Date Code  
1
2
3
www.unisonic.com.tw  
Copyright © 2005 Unisonic Technologies Co., Ltd  
1 of 10  
QW-R101-006,J  
LM78XX  
LINEAR INTEGRATED CIRCUIT  
TEST CIRCUIT  
INPUT  
1
Z2  
R13  
R14  
R17  
T8  
R9  
T12  
T14  
R19  
R18  
R12  
T10  
T9  
T13  
OUTPUT  
T11  
R11 R10  
T5  
3
T6  
R8  
R15  
R5  
T4  
Z1  
T15  
R4  
R2  
R6  
C1  
T7  
R7  
R1  
R16  
T3  
T1  
T2  
GND  
2
R3  
UNISONIC TECHNOLOGIES CO., LTD  
www.unisonic.com.tw  
2 of 10  
QW-R101-006,J  
LM78XX  
LINEAR INTEGRATED CIRCUIT  
ABSOLUTE MAXIMUM RATINGS  
(Operating temperature range applies unless otherwise specified)  
PARAMETER  
SYMBOL  
RATING  
UNIT  
V
VOUT=3.3~18V  
OUT=24V  
35  
40  
Input voltage  
VIN  
V
V
Output Current  
IOUT  
PD  
1
A
Power Dissipation  
Internally Limited  
-20 ~ +150  
-55 ~ +150  
W
Operating Junction Temperature  
Storage Temperature  
TOPR  
TSTG  
°C  
°C  
Note Absolute maximum ratings are those values beyond which the device could be permanently damaged.  
Absolute maximum ratings are stress ratings only and functional device operation is not implied.  
THERMAL DATA  
PARAMETER  
SYMBOL  
θJA  
RATING  
UNIT  
°C/W  
°C/W  
65  
5
Thermal Resistance  
θJC  
ELECTRICAL CHARACTERISTICS  
(IOUT=0.5A, TJ= 0°C - 125°C, C1=0.33uF, Co=0.1uF, unless otherwise specified)(Note 1)  
For UTC LM7833 (VIN=5.8V)  
PARAMETER  
SYMBOL  
TEST CONDITIONS  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =5.8V ~ 18.3V,  
MIN TYP MAX UNIT  
3.168 3.30 3.432  
V
Output Voltage  
VOUT  
3.135  
3.465  
V
I
OUT=5mA - 1.0A, PD15W  
Dropout Voltage  
Load Regulation  
Line regulation  
VD  
TJ =25°C  
2.0  
V
mV  
mV  
mV  
mV  
mA  
mA  
mA  
µV  
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =5.8V ~ 18.3V, TJ =25°C  
33  
17  
VOUT  
33  
VOUT  
IQ  
VIN =5.8V ~ 18.3V, TJ =25°C, IOUT=1.0A  
33  
Quiescent Current  
TJ =25°C, IOUT1.0A  
VIN =5.8V ~ 18.3V  
IOUT=5mA - 1.0A  
8.0  
1.0  
0.5  
Quiescent Current Change  
IQ  
eN  
Output Noise Voltage  
Temperature Coefficient of Vo  
Ripple Rejection  
10Hzf100kHz  
55  
-0.4  
57  
Vo/T IOUT=5mA  
mV/°C  
dB  
RR  
IPEAK  
ISC  
VI N=6.3V–16.3V, f=120Hz, TJ =25°C  
TJ =25°C  
VIN=35V, TJ =25°C  
Peak Output Current  
Short-Circuit Current  
For UTC LM7847 (VIN =9.7V)  
PARAMETER  
1.8  
250  
A
mA  
SYMBOL  
VOUT  
TEST CONDITIONS  
MIN TYP MAX UNIT  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =7.2V ~ 19.7V,  
4.512 4.70 4.888  
V
Output Voltage  
4.465  
4.935  
V
I
OUT=5mA - 1.0A, PD15W  
Dropout Voltage  
Load Regulation  
Line regulation  
VD  
TJ =25°C  
2.0  
V
mV  
mV  
mV  
mV  
mA  
mA  
mA  
µV  
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =7.2V ~ 19.7V, TJ =25°C  
VIN =7.2V ~ 19.7V, TJ =25°C, IOUT=1.0A  
TJ =25°C, IOUT1.0A  
47  
24  
VOUT  
47  
VOUT  
IQ  
47  
Quiescent Current  
8.0  
1.0  
0.5  
VIN =7.2V ~ 19.7V  
Quiescent Current Change  
IQ  
eN  
I
OUT=5mA - 1.0A  
Output Noise Voltage  
Temperature Coefficient of Vo  
Ripple Rejection  
10Hzf100kHz  
40  
-0.6  
80  
Vo/T IOUT=5mA  
mV/°C  
dB  
RR  
IPEAK  
ISC  
VIN =7.7V -17.7V, f=120Hz, TJ =25°C  
TJ =25°C  
VIN =35V, TJ =25°C  
62  
Peak Output Current  
Short-Circuit Current  
1.8  
250  
A
mA  
UNISONIC TECHNOLOGIES CO., LTD  
www.unisonic.com.tw  
3 of 10  
QW-R101-006,J  
LM78XX  
LINEAR INTEGRATED CIRCUIT  
ELECTRICAL CHARACTERISTICS(Cont.)  
For UTC LM7805 (VIN =10V)  
PARAMETER  
SYMBOL  
VOUT  
TEST CONDITIONS  
MIN TYP MAX UNIT  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =7.5V ~ 20V,  
OUT=5mA - 1.0A,PD15W  
4.80  
5.0  
5.20  
V
Output Voltage  
4.75  
5.25  
V
I
Dropout Voltage  
Load Regulation  
VD  
TJ =25°C  
2.0  
V
mV  
mV  
mV  
mV  
mA  
mA  
mA  
µV  
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =7V ~ 25V, TJ =25°C  
VIN =7.5V ~ 20V, TJ =25°C, IOUT=1.0A  
TJ =25°C, IOUT1.0A  
50  
25  
VOUT  
50  
Line regulation  
VOUT  
IQ  
50  
Quiescent Current  
Quiescent Current Change  
8.0  
1.0  
0.5  
VIN =7.5V ~ 20V  
IQ  
eN  
I
OUT=5mA - 1.0A  
Output Noise Voltage  
Temperature Coefficient of Vo  
Ripple Rejection  
10Hzf100kHz  
40  
-0.6  
80  
Vo/T IOUT=5mA  
mV/°C  
dB  
RR  
IPEAK  
ISC  
VIN =8V - 18V,f=120Hz, TJ =25°C  
TJ =25°C  
VIN =35V, TJ =25°C  
62  
Peak Output Current  
Short-Circuit Current  
1.8  
250  
A
mA  
For UTC LM7806 (VIN =11V)  
PARAMETER  
SYMBOL  
VOUT  
TEST CONDITIONS  
MIN TYP MAX UNIT  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =8.5V ~ 21V,  
OUT=5mA - 1.0A, PD15W  
5.76  
6.0  
6.24  
V
Output Voltage  
5.70  
6.30  
V
I
Dropout Voltage  
Load Regulation  
VD  
TJ =25°C  
2.0  
V
mV  
mV  
mV  
mV  
mA  
mA  
mA  
µV  
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =8V ~ 25V, TJ =25°C  
VIN =8.5V ~ 21V, TJ =25°C,IOUT=1.0A  
TJ =25°C, IOUT1.0A  
60  
30  
VOUT  
60  
Line regulation  
VOUT  
IQ  
60  
Quiescent Current  
Quiescent Current Change  
8.0  
1.0  
0.5  
VIN =8.5V ~ 21V  
IQ  
eN  
I
OUT=5mA - 1.0A  
Output Noise Voltage  
Temperature Coefficient of Vo  
Ripple Rejection  
10Hzf100kHz  
45  
-0.7  
75  
Vo/T IOUT=5mA  
mV/°C  
dB  
RR  
IPEAK  
ISC  
VIN =9V - 19V,f=120Hz, TJ =25°C  
TJ =25°C  
VIN =35V, TJ =25°C  
59  
Peak Output Current  
Short-Circuit Current  
1.8  
250  
A
mA  
UNISONIC TECHNOLOGIES CO., LTD  
www.unisonic.com.tw  
4 of 10  
QW-R101-006,J  
LM78XX  
LINEAR INTEGRATED CIRCUIT  
ELECTRICAL CHARACTERISTICS(Cont.)  
For UTC LM7807 (VIN =13V)  
PARAMETER  
SYMBOL  
VOUT  
TEST CONDITIONS  
MIN TYP MAX UNIT  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =9.5V ~ 22V,  
OUT=5mA - 1.0A, PD15W  
6.72  
7.0  
7.28  
V
Output Voltage  
6.65  
7.35  
V
I
Dropout Voltage  
Load Regulation  
VD  
TJ =25°C  
2.0  
V
mV  
mV  
mV  
mV  
mA  
mA  
mA  
µV  
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =9V ~ 25V, TJ =25°C  
VIN =9.5V ~ 22V, TJ =25°C,IOUT=1.0A  
TJ =25°C, IOUT1.0A  
70  
35  
VOUT  
70  
Line regulation  
VOUT  
IQ  
70  
Quiescent Current  
Quiescent Current Change  
8.0  
1.0  
0.5  
VIN =9.5V ~ 22V  
IQ  
eN  
I
OUT=5mA - 1.0A  
Output Noise Voltage  
Temperature Coefficient of Vo  
Ripple Rejection  
10Hzf100kHz  
50  
-0.8  
75  
Vo/T IOUT=5mA  
mV/°C  
dB  
RR  
IPEAK  
ISC  
VIN =10V - 20V,f=120Hz, TJ =25°C  
TJ =25°C  
VIN =35V, TJ =25°C  
59  
Peak Output Current  
Short-Circuit Current  
1.7  
250  
A
mA  
For UTC LM7808 (VIN =14V)  
PARAMETER  
SYMBOL  
VOUT  
TEST CONDITIONS  
MIN TYP MAX UNIT  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =10.5V ~ 23V,  
OUT=5mA - 1.0A, PD15W  
7.68  
8.0  
8.32  
V
Output Voltage  
7.60  
8.40  
V
I
Dropout Voltage  
Load Regulation  
VD  
TJ =25°C  
2.0  
V
mV  
mV  
mV  
mV  
mA  
mA  
mA  
µV  
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =10.5V ~ 25V, TJ =25°C  
80  
40  
VOUT  
80  
Line regulation  
VOUT  
IQ  
VIN =10.5V ~ 23V, TJ =25°C,IOUT=1.0A  
80  
Quiescent Current  
Quiescent Current Change  
TJ =25°C, IOUT1.0A  
VIN =10.5V ~ 23V  
IOUT=5mA - 1.0A  
8.0  
1.0  
0.5  
IQ  
eN  
Output Noise Voltage  
10Hzf100kHz  
58  
Temperature Coefficient of Vo  
Vo/T IOUT=5mA  
-0.9  
mV/°C  
RR  
VIN =11.5V ~ 21.5V,  
f=120Hz, TJ =25°C  
TJ =25°C  
Ripple Rejection  
56  
72  
dB  
Peak Output Current  
Short-Circuit Current  
IPEAK  
ISC  
1.8  
A
VIN =35V, TJ =25°C  
250  
mA  
UNISONIC TECHNOLOGIES CO., LTD  
www.unisonic.com.tw  
5 of 10  
QW-R101-006,J  
LM78XX  
LINEAR INTEGRATED CIRCUIT  
ELECTRICAL CHARACTERISTICS(Cont.)  
For UTC LM7809 (VIN =15V)  
PARAMETER  
SYMBOL  
VOUT  
TEST CONDITIONS  
MIN TYP MAX UNIT  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =11.5V ~ 24V,  
OUT=5mA - 1.0A,PD15W  
8.64  
9.0  
9.36  
V
Output Voltage  
8.55  
9.45  
V
I
Dropout Voltage  
Load Regulation  
VD  
TJ =25°C  
2.0  
V
mV  
mV  
mV  
mV  
mA  
mA  
mA  
µV  
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =11.5V ~ 25 V, TJ =25°C  
VIN =11.5V ~ 24V, TJ =25°C, IOUT=1.0A  
TJ =25°C, IOUT1.0A  
90  
45  
VOUT  
90  
Line regulation  
VOUT  
IQ  
90  
Quiescent Current  
Quiescent Current Change  
8.0  
1.0  
0.5  
VIN =11.5V ~ 24V  
IQ  
eN  
I
OUT=5mA – 1.0A  
Output Noise Voltage  
Temperature Coefficient of Vo  
Ripple Rejection  
10Hzf100kHz  
58  
-1.1  
72  
Vo/T IOUT=5mA  
mV/°C  
dB  
RR  
IPEAK  
ISC  
VIN =12.5V ~ 22.5V,f=120Hz, TJ =25°C  
TJ =25°C  
VIN =35V, TJ =25°C  
56  
Peak Output Current  
Short-Circuit Current  
1.8  
250  
A
mA  
For UTC LM7810 (VIN =16V)  
PARAMETER  
SYMBOL  
VOUT  
TEST CONDITIONS  
MIN TYP MAX UNIT  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =12.5V ~ 25V,  
OUT=5mA - 1.0A,PD15W  
9.60 10.0 10.40  
V
V
Output Voltage  
9.50  
10.50  
I
Dropout Voltage  
Load Regulation  
VD  
TJ =25°C  
2.0  
V
mV  
mV  
mV  
mV  
mA  
mA  
mA  
µV  
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =13V ~ 25V, TJ =25°C  
100  
50  
VOUT  
100  
100  
8.0  
1.0  
0.5  
Line regulation  
VOUT  
IQ  
VIN =13V ~ 25V, TJ =25°C,IOUT=1.0A  
Quiescent Current  
Quiescent Current Change  
TJ =25°C, IOUT1.0A  
VIN =12.6V ~ 25V  
IOUT=5mA - 1.0A  
IQ  
eN  
Output Noise Voltage  
Temperature coefficient of Vo  
Ripple Rejection  
10Hzf100kHz  
58  
-1.1  
72  
Vo/T IOUT=5mA  
mV/°C  
dB  
RR  
IPEAK  
ISC  
VIN =13V - 23V,f=120Hz, TJ =25°C  
TJ =25°C  
VIN =35V, TJ =25°C  
56  
Peak Output Current  
Short-Circuit Current  
1.8  
250  
A
mA  
UNISONIC TECHNOLOGIES CO., LTD  
www.unisonic.com.tw  
6 of 10  
QW-R101-006,J  
LM78XX  
LINEAR INTEGRATED CIRCUIT  
ELECTRICAL CHARACTERISTICS(Cont.)  
For UTC LM7812 (VIN =19V)  
PARAMETER  
SYMBOL  
VOUT  
TEST CONDITIONS  
MIN TYP MAX UNIT  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =14.5V ~ 27V,  
OUT=5mA - 1.0A,PD15W  
11.52 12.0 12.48  
V
Output Voltage  
11.40  
12.60  
V
I
Dropout Voltage  
Load Regulation  
VD  
TJ =25°C  
2.0  
V
mV  
mV  
mV  
mV  
mA  
mA  
mA  
µV  
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =14.5V ~ 30V, TJ =25°C  
VIN =14.6V ~ 27V, TJ =25°C, IOUT=1.0A  
TJ =25°C, IOUT1.0A  
120  
60  
VOUT  
120  
120  
8.0  
1.0  
0.5  
Line regulation  
VOUT  
IQ  
Quiescent Current  
Quiescent Current Change  
VIN =14.5V ~ 30V  
IQ  
eN  
I
OUT=5mA - 1.0A  
Output Noise Voltage  
Temperature Coefficient of Vo  
Ripple Rejection  
10Hzf100kHz  
75  
-1.5  
72  
Vo/T IOUT=5mA  
mV/°C  
dB  
RR  
IPEAK  
ISC  
VIN =15V - 25V,f=120Hz, TJ =25°C  
TJ =25°C  
VIN =35V, TJ =25°C  
55  
Peak Output Current  
Short-Circuit Current  
1.8  
250  
A
mA  
For UTC LM7815 (VIN =23V)  
PARAMETER  
SYMBOL  
VOUT  
TEST CONDITIONS  
MIN TYP MAX UNIT  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =17.5V ~ 30V,  
OUT=5mA - 1.0A,PD15W  
14.40 15.0 15.60  
V
Output Voltage  
14.25  
15.75  
V
I
Dropout Voltage  
Load Regulation  
VD  
TJ =25°C  
2.0  
V
mV  
mV  
mV  
mV  
mA  
mA  
mA  
µV  
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =18.5V ~ 30V, TJ =25°C  
150  
75  
VOUT  
150  
150  
8.0  
1.0  
0.5  
Line regulation  
VOUT  
IQ  
VIN =17.7V ~ 30V, TJ =25°C, IOUT =1.0A  
Quiescent Current  
Quiescent Current Change  
TJ =25°C, IOUT1.0A  
VIN =17.5V ~ 30V  
IOUT=5mA - 1.0A  
IQ  
eN  
Output Noise Voltage  
Temperature Coefficient of Vo  
Ripple Rejection  
10Hzf100kHz  
90  
-1.8  
70  
Vo/T IOUT=5mA  
mV/°C  
dB  
RR  
IPEAK  
ISC  
VIN =18.5V ~ 28.5V,f=120Hz, TJ =25°C  
TJ =25°C  
VIN =35V, TJ =25°C  
54  
Peak Output Current  
Short-Circuit Current  
1.8  
250  
A
mA  
UNISONIC TECHNOLOGIES CO., LTD  
www.unisonic.com.tw  
7 of 10  
QW-R101-006,J  
LM78XX  
LINEAR INTEGRATED CIRCUIT  
ELECTRICAL CHARACTERISTICS(Cont.)  
For UTC LM7818 (VIN =27V)  
PARAMETER  
SYMBOL  
VOUT  
TEST CONDITIONS  
MIN TYP MAX UNIT  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =21V ~ 33V,  
OUT=5mA - 1.0A, PD15W  
17.28 18.0 18.72  
V
Output Voltage  
17.10  
18.90  
V
I
Dropout Voltage  
Load Regulation  
VD  
TJ =25°C  
2.0  
V
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =21V ~ 33V,Tj=25°C  
180  
90  
mV  
mV  
mV  
mV  
VOUT  
180  
180  
Line regulation  
VOUT  
VIN =21V ~ 33V,  
TJ =25°C, IOUT =1.0A  
TJ =25°C, IOUT1.0A  
VIN =21.5V ~ 33V  
Quiescent Current  
IQ  
8.0  
1.0  
0.5  
mA  
mA  
mA  
µV  
mV/°C  
dB  
Quiescent Current Change  
IQ  
eN  
I
OUT=5mA - 1.0A  
Output Noise Voltage  
Temperature Coefficient of Vo  
Ripple Rejection  
10Hzf100kHz  
110  
-2.2  
69  
Vo/T IOUT=5mA  
RR  
IPEAK  
ISC  
VIN =22V - 32V,f=120Hz, TJ =25°C  
TJ =25°C  
VIN =35V, TJ =25°C  
53  
Peak Output Current  
Short-Circuit Current  
1.8  
250  
A
mA  
For UTC LM7824 (VIN =33V)  
PARAMETER  
SYMBOL  
VOUT  
TEST CONDITIONS  
MIN TYP MAX UNIT  
TJ =25°C, IOUT=5mA - 1.0A  
VIN =27V ~ 38V,  
OUT=5mA - 1.0A, ,PD15W  
23.04 24.0 24.96  
V
Output Voltage  
22.80  
25.20  
V
I
Dropout Voltage  
Load Regulation  
VD  
TJ =25°C  
2.0  
V
mV  
mV  
mV  
mV  
mA  
mA  
mA  
µV  
TJ =25°C,IOUT=5mA - 1.0A  
TJ =25°C,IOUT=0.25A - 0.75A  
VIN =27V ~ 38V, TJ =25°C  
240  
120  
240  
240  
8.0  
VOUT  
Line regulation  
VOUT  
IQ  
VIN =27V ~ 38V, TJ =25°C,IOUT=1.0A  
Quiescent Current  
Quiescent Current Change  
TJ =25°C, IOUT1.0A  
VIN =28V ~ 38V  
1.0  
IQ  
eN  
IOUT=5mA - 1.0A  
10Hzf100kHz  
0.5  
Output Noise Voltage  
Temperature Coefficient of Vo  
Ripple Rejection  
170  
-2.8  
66  
Vo/T IOUT=5mA  
mV/°C  
dB  
RR  
IPEAK  
ISC  
VIN =28V - 38V,f=120Hz, TJ =25°C  
TJ =25°C  
VIN =35V, TJ =25°C  
50  
Peak Output Current  
Short-Circuit Current  
1.8  
250  
A
mA  
Note 1: The Maximum steady state usable output current are dependent on input voltage, heat sinking, lead length  
of the package and copper pattern of PCB. The data above represents pulse test conditions with junction  
temperatures specified at the initiation of test.  
Note 2: Power dissipation<0.5W  
UNISONIC TECHNOLOGIES CO., LTD  
www.unisonic.com.tw  
8 of 10  
QW-R101-006,J  
LM78XX  
LINEAR INTEGRATED CIRCUIT  
APPLICATION CIRCUIT  
Vi  
Vo  
1
3
UTC LM78XX  
2
C1  
0.33 µF  
C0  
0.1 µF  
Note 1: To specify an output voltage, substitute voltage value for "XX".  
2: Bypass capacitors are recommended for optimum stability and transient response and should be located as  
close as possible to the regulators.  
UNISONIC TECHNOLOGIES CO., LTD  
www.unisonic.com.tw  
9 of 10  
QW-R101-006,J  
LM78XX  
LINEAR INTEGRATED CIRCUIT  
TYPICAL CHARACTERISTICS  
Fig.1 Ambient temperature vs. Power  
dissipation  
Fig.2 Output Voltage vs. Ambient  
temperature  
16  
14  
θ
JC=5/W  
θJA=65/W  
T
J(max)=150℃  
θHS=0/W  
5.2  
5.1  
5.0  
θHS=5/W  
12  
8
θHS=15/W  
4
0
4.9  
4.8  
No Heatsink  
-50  
-25  
0
25  
50  
75  
105  
125  
150  
-50  
0
50  
100  
Ambient Temperature, Ta ()  
Ambient Temperature, Ta ()  
Fig.3 Dropout Voltage  
2.5  
2.0  
IOUT=70mA  
I
OUT=40mA  
1.5  
1.0  
I
OUT=1.0mA  
0.5  
DROPOUT CONDITIONS  
VOUT=2% of VOUT  
0
25  
50  
75  
100  
125  
Junction Temperature, TJ ()  
UTC assumes no responsibility for equipment failures that result from using products at values that  
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or  
other parameters) listed in products specifications of any and all UTC products described or contained  
herein. UTC products are not designed for use in life support appliances, devices or systems where  
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in  
whole or in part is prohibited without the prior written consent of the copyright owner. The information  
presented in this document does not form part of any quotation or contract, is believed to be accurate  
and reliable and may be changed without notice.  
UNISONIC TECHNOLOGIES CO., LTD  
www.unisonic.com.tw  
10 of 10  
QW-R101-006,J  

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