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CJ78M12-TO220-3L Datasheet, PDF (1/1 Pages) ZP Semiconductor – TO-220-3L Plastic-Encapsulate Regulators | |||
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CJ78M12
TO-220-3L Plastic-Encapsulate Regulators
CJ78M12 Three-terminal positive voltage regulator
FEATURES
Maximum output current IOM: 0.5 A
Output voltage VO: 12V
Continuous total dissipation
PD: 1.5 W (Ta= 25 â)
15 W (Tc= 25 â)
TO-220-3L
1. IN
2. GND
3. OUT
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Unit
Input Voltage
Thermal Resistance from Junction to Ambient
Thermal Resistance from Junction to Case
Operating Junction Temperature Range
Storage Temperature Range
Vi
RθJA
RθJC
TOPR
TSTG
35
83.3
8.3
0~+15
-55~+150
V
â/W
â/W
â
â
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JUNCTION TEMPERATURE (Vi=19V,Io=350mA, Ci=0.33μF,Co=0.1μF, unless otherwise specified )
Parameter
Symbol
Test conditions
Min Typ Max Unit
Output Voltage
25â
11.5 12
12.5
V
Vo
14.5â¤Viâ¤27V, Io=5mA-350mA
0-125â 11.4 12
12.6
V
Poâ¤15W
Load Regulation
Line Regulation
ÎVo
ÎVo
Io=5mA-500mA
Io=5mA-200mA
14.5Vâ¤Viâ¤30V, Io=200mA
16Vâ¤Viâ¤30V, Io=200mA
25â
25â
25â
25â
25
240 mV
10
120 mV
10
100 mV
3
50
mV
Quiescent Current
Quiescent Current Change
Iq
ÎIq
14.5Vâ¤Viâ¤30V, Io=200mA
ÎIq
5mAâ¤IOâ¤350mA
25â
0-125â
0-125â
4.6
6
mA
0.8 mA
0.5 mA
Output Noise Voltage
VN
10Hzâ¤fâ¤100KHz
25â
75
μV
Ripple Rejection
RR
15â¤Viâ¤25V,f=120Hz,Io=300mA 0-125â 55
80
dB
Dropout Voltage
Vd
Io=350mA
25â
2
V
Short Circuit Current
Peak Current
Isc
Vi=19V
Ipk
25â
240
mA
25â
0.5
A
TYPICAL APPLICATION
Vi
Ci
0.33μF
1
CUJT7C8M12
2
3
Vo
0.5A
Co
0.1μF
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