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78M08 Datasheet, PDF (1/2 Pages) Shenzhen Luguang Electronic Technology Co., Ltd – Three-terminal Positive Voltage Regulator | |||
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Features
 Maximum Output current
IOM: 0.5 A
 Output voltage
VO: 8V
 Continuous total dissipation
PD: 1.25 W (Ta = 25 â )
1.IN
2.GND
3.OUT
78M08
Three-terminal Positive Voltage Regulator
TO-251
TO-252-2L
Dimensions in inches and (millimeters)
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Unit
Input Voltage
VI
35
V
Operating Junction Temperature Range
TOPR
0-+125
â
Storage Temperature Range
TSTG
-65-+150
â
ELECTRICAL CHARACTERISTICS (Vi=14V,Io=350mA,Ci=0.33μF,Co=0.1μF,unless otherwise specified)
Parameter
Symbol
Test conditions
MIN TYP MAX
Output voltage
Vo 10.5â¤V iâ¤23V, Io=5mA-350mA
Po⤠15W
25â 7.7
8
8.3
0-125â 7.6
8
8.4
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
TYPICAL APPLICATION
Io=5mA-500mA
ÎVo
Io=5mA-200mA
25â
25â
20
160
10
80
10.5Vâ¤V iâ¤25V, Io=200mA
ÎVo
11Vâ¤V iâ¤25V, Io=200mA
25â
25â
6
100
2
50
Iq
25â
4.6
6
ÎIq 10.5Vâ¤V iâ¤25V, Io=200mA
0-125â
0.8
ÎIq 5mAâ¤I Oâ¤350mA
0-125â
0.5
VN 10Hz⤠f â¤100KHz
25â
52
RR 11.5Vâ¤Viâ¤21.5V,f=120Hz,Io=300mA 0-125â 56
80
Vd Io=350mA
25â
2
Isc Vi=14V
25â
250
Ipk
25â
0.7
Vi
1
3
Vo
7U8TMC08
0.5A
UNIT
V
V
mV
mV
mV
mV
mA
mA
mA
uV
dB
V
mA
A
Ci
2
0.33μF
Co
0.1μF
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