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What is 78M12?

This electronic component, produced by the manufacturer "Tuofeng Semiconductor", performs the same function as "Three-terminal positive voltage regulator".


78M12 Datasheet PDF - Tuofeng Semiconductor

Part Number 78M12
Description Three-terminal positive voltage regulator
Manufacturers Tuofeng Semiconductor 
Logo Tuofeng Semiconductor Logo 


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Shenzhen Tuofeng Semiconductor Technology Co., Ltd
TO-251-3L/TO-252-2L Plastic-Encapsulate Regulators
78M12 Three-terminal positive voltage regulator
FEATURES
Maximum Output current IOM: 0.5 A
Output voltage VO: 12V
Continuous total dissipation
PD: 1.25 W (Ta= 25 )
15 W (Tc= 25 )
TO-251-3L
TO-252-2L
1.IN
2.GND
3.OUT
123
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
Storage Temperature Range
TSTG
-65-+150
ELECTRICAL CHARACTERISTICS (Vi=19V,Io=350mA, Ci=0.33μF,Co=0.1μF, unless otherwise specified )
Parameter
Output Voltage
Symbol
Vo
Test conditions
25
14.5Vi27V, Io=5mA-350mA
Po1.25W
0-125
Min
11.5
11.4
Typ
12
12
Load Regulation
Line Regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
Io=5mA-500mA
ΔVo
Io=5mA-200mA
25
25
25
10
ΔVo 14.5VVi30V, Io=200mA
16VVi30V, Io=200mA
25
25
10
3
Iq
25
4.6
ΔIq 14.5VVi30V, Io=200mA
0-125
ΔIq 5mAIO350mA
0-125
VN 10Hzf100KHz
25
75
RR 15Vi25V,f=120Hz,Io=300mA 0-12555 80
Vd Io=350mA
25
2
Isc Vi=19V
25
240
Ipk
25
0.7
Max
12.5
12.6
240
120
100
50
6
0.8
0.5
Unit
V
V
mV
mV
mV
mV
mA
mA
mA
μV
dB
V
mA
A
TYPICAL APPLICATION
Vi
Ci
0.33μF
1
7UT8CM12
2
3 Vo
0.5A
Co
0.1μF


Part Details

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78M12 regulator datasheet


1. - 12V, Voltage Regulator (Transistor)

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