CJ7912F-TO-220F Datasheet, PDF (1/1 Pages) Jiangsu Changjiang Electronics Technology Co., Ltd – Three-terminal negative voltage regulator

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-220F Plastic-Encapsulate Voltage Regulator
CJ7912F Three-terminal negative voltage regulator
TO-220F
FEATURES
Maximum Output Current
I_OM: 1.5 A
Output voltage
V_{o :} 12 V
1. GND
2. IN
3. OUT
ABSOLUTE MAXIMUM RATINGSO ( perating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Input Voltage
V_i
-35
Operating Junction Temperature Range
T_OPR
0-+125
Storage Temperature Range
T_STG
-55-+150
Unit
V
℃
℃
ELECTRICAL CHARACTERISTICS (Vi=-19V, Io= 500mA, 0℃<T_J<125℃,Ci=2µF, Co=0.1µF, unless otherwise specified )
Parameter
Symbol
Test conditions
MIN TYP MAX UNIT
Output voltage
T_J=25℃
Vo
-14.5V≤V_i≤-27V, Io=5mA-1A P≤15W
-11.5 -12 -12.5
V
-11.4 -12 -12.6
V
Load Regulation
T_J =25℃, Io=5mA-1.5A
∆Vo
T_J =25℃, Io=250mA-750mA
Line regulation
-14.5V≤V _i≤-30V, T_J =25℃
∆Vo
-16V≤V _i≤-22V, T_J =25℃
Quiescent Current
Iq
T_J =25℃
Quiescent
Current ∆Iq -14.5V≤Vi≤-30V
Change
∆Iq 5mA≤I_O≤1A
Output Noise Voltage
V_N
10Hz≤f≤100KHz
Ripple Rejection
RR -15V≤V_i≤-25V, f=120Hz, T_J =25℃
Dropout Voltage
Vd
T_J =25℃, Io=1A
Peak Current
Ipk
T_J =25℃
15
200
mV
5
75
mV
5
80
mV
3
30
mV
2
3
mA
0.5
mA
0.5
mA
300
µV
54
60
dB
1.1
V
2.1
A
TYPICAL APPLICATION
Vi
Ci
2µF
1
C_UJ_T7_C912F
2
3
Vo
Co
1µF