CJ7812F Datasheet PDF - Jiangsu Changjiang Electronics Technology

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CJ7812F
Jiangsu Changjiang Electronics Technology

Part Number CJ7812F
Description Three-terminal positive voltage regulator
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www.DataSheet4U.com JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-220F Encapsulate Three-terminal Voltage Regulator
CJ7812F Three-terminal positive voltage regulator
FEATURES
Maximum Output current IOM: 1.5 A
Output voltage Vo: 12 V
Continuous total dissipation
PD: 2 W (TJ = 25 )
15 W (TC= 25 )
TO-220F
123
1. IN
2. GND
3. OUT
ABSOLUTE MAXIMUM RATINGS(Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Input Voltage
Operating Junction Temperature Range
Storage Temperature Range
Vi
TOPR
TSTG
35
0-150
-65-150
Unit
V
ELECTRICAL CHARACTERISTICS(Vi=19V,Io=500mA,0<TJ<125,Ci=0.33μF,Co=0.1μF, unless otherwise specified )
Parameter
Symbol
Test conditions
MIN TYP MAX UNIT
Output voltage
TJ=25
Vo Io=5.0mA-1.0A, P≤15W
14.5V≤ Vi ≤27V
11.5
11.4
12.0
12
12.5
12.6
V
V
Load Regulation
Vo TJ=25, 14.5V≤ Vi ≤30V
TJ=25, 16V≤Vi≤22V
10 240
3 120
mV
mV
Line regulation
Vo TJ=25, IO =5.0mA-1.5A
TJ=25, IO=250mA-750mA
11 240
5.0 120
mV
mV
Quiescent Current
Iq TJ=25
5.1 8
mA
Quiescent Current Change Iq 5.0mA≤ IO ≤1.0A
14.5V ≤Vi≤ 30V
0.5 mA
1.0 mA
Output Noise VoItage
VN f =10Hz to 100KHz,TJ=25
76 μV
Ripple Rejection
RR f =120Hz, 15V≤ Vi ≤25V
55 71
dB
Dropout Voltage
Vd IO=1.0A,TJ=25
2V
Output resistance
RO f = 1KHz
18 mΩ
Short Circuit Current
Isc Vi=35V, TJ=25
230 mA
Peak Current
Ipk TJ=25
2.2 A
TYPICAL APPLICATION
Vi
Ci
0.33μF
1
CUJT7C812F
2
3 Vo
Co
0.1μF



CJ7812F datasheet pdf
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