78M12 Datasheet, PDF (1/1 Pages) Guangdong Kexin Industrial Co.,Ltd – Three-terminal Positive Voltage Regulator

SMD Type
Integrate Circuit
Three-terminal Positive Voltage Regulator
78M12
■ Features
● Maximum Output current IOM: 0.5 A
● Output voltage VO: 12V
● Continuous total dissipation PD: 1.25W
TO-252
6.50+0.15
-0.15
5.30+0.2
-0.2
2.30+0.1
-0.1
0.50+0.8
-0.7
0.80+0.1
-0.1
0.127
max
12
2.3
4.60^+0.15
-0.15
3
0.60+0.1
-0.1
■ Absolute Maximum Ratings Ta = 25℃
Parameter
Input Voltage
Operating Junction Temperature Range
Storage Temperature Range
Symbol
Rating
Unit
Vi
35
V
TOPR
0 to +125
℃
TSTG
-65 to +150
℃
Unit: mm
1 IN
2 GND
3 OUT
■ Electrical Characteristics (VIN=19V,Io=350mA,0℃<Tj<125℃,Ci=0.33μF,Co=0.1μF, unless otherwise specified)
Parameter
Output voltage
Load regulation
Line regulation
Quiescent current
Quiescent current change
Output noise voItage
Ripple rejection
Dropout Voltage
Short Circuit Current
Peak Output Current
Symbol
Testconditons
Min Typ Max Unit
Tj=25℃
11.5 12 12.5 V
VO
14.5≤VI≤27V, Io=5mA～350mA,PO≤15W 11.4 12 12.6 V
Io=5mA～500mA,Tj=25℃
△VO
Io=5mA～200mA,Tj=25℃
25 240 mV
10 120 mV
14.5≤VI≤30V, Io=200mA,Tj=25℃
△VO
16≤VI≤30V, Io=200mA,Tj=25℃
10 100 mV
3 50 mV
Iq Tj=25℃
4.6 6.0 mA
14.5V≤Vl≤30V, Io=200mA
△Iq
5mA≤IO≤350mA
0.8 mA
0.5 mA
VN 10Hz≤f≤100KHz,Tj=25℃
75
μV
RR 15V≤VI≤25V,f=120Hz, IoUT=300mA
55 80
dB
Vd lo=350mA,Tj=25℃
2.0
V
ISC VI =19V, Tj=25℃
240
mA
Ipk Tj=25℃
0.7
A
■ Typical Application
Vi
1
3
Vo
78M12
0.5A
Ci
2
0.33μF
Co
0.1μF
1
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