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PDF CJ7912 Data sheet ( Hoja de datos )
| Número de pieza | CJ7912 | |
| Descripción | Three-terminal positive voltage regulator | |
| Fabricantes | Jiangsu Changjiang Electronics Technology | |
| Logotipo |  |
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JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-251/252 Encapsulate Voltage Regulator
CJ7912 Three-terminal negative voltage regulator
FEATURES
Maximum Output current IOM: 1.5 A
Output voltage Vo: - 12 V
Continuous total dissipation
PD: 1.25 W (TJ = 25 ℃ )
TO-251
TO-252-2L
1. IN
2. GND
3. OUT
1
1 123
ABSOLUTE MAXIMUM RATINGS(Operating temperature range applies unless otherwise specified)
Parameter
Input Voltage
Thermal resistance junction-air
Thermal resistance junction-cases
Operating Junction Temperature Range
Storage Temperature Range
Symbol
Vi
RθJA
RθJC
TOPR
TSTG
Value
-35
65
5
0-150
-65-150
Unit
V
℃/W
℃/W
℃
℃
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
Output voltage
TJ=25℃
Vo -14.5V≤V i≤-27V, Io=5mA-1A
P≤15W
-11.5
-11.4
-12
-12
-12.5
-12.6
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Output voltage drift
∆Vo
∆Vo
Iq
∆Iq
∆Iq
VN
△Vo/△T
TJ=25℃, Io=5mA-1.5A
TJ=25℃, Io=250mA-750mA
-14.5V≤V i≤-30V, TJ=25℃
-16V≤V i≤-22V, TJ=25℃
TJ=25℃
-14.5V≤V i≤-30V
5mA≤I O≤1A
10Hz≤f≤100KHz
IO=5mA
15 200
5 75
5 80
3 30
23
0.5
0.5
300
-0.8
Ripple Rejection
Dropout Voltage
Peak Current
RR -15V≤V i≤-25V,f=120Hz, TJ=25℃
Vd TJ=25℃, Io=1A
Ipk TJ=25℃
54 60
1.1
2.1
UNIT
V
V
mV
mV
mV
mV
mA
mA
mA
µV
mV/℃
dB
V
A
TYPICAL APPLICATION
Vi 2
Ci
2.2µF
CUJT7C912
1
3 Vo
Co
1µF
1 page | ||
| Páginas | Total 1 Páginas | |
| PDF Descargar | [ Datasheet CJ7912.PDF ] | |
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