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H7912 Datasheet(PDF) 2 Page - SHANTOU HUASHAN ELECTRONIC DEVICES CO.,LTD

Part # H7912
Description  3-TERMINAL 1A NEGATIVE VOLTAGE REGULATORS
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Manufacturer  HUASHAN [SHANTOU HUASHAN ELECTRONIC DEVICES CO.,LTD]
Direct Link  http://www.huashan.com.cn
Logo HUASHAN - SHANTOU HUASHAN ELECTRONIC DEVICES CO.,LTD

H7912 Datasheet(HTML) 2 Page - SHANTOU HUASHAN ELECTRONIC DEVICES CO.,LTD

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Shantou Huashan Electronic Devices Co.,Ltd.
H 7912
（unless otherwise specified，0℃≤TJ≤125℃,IO=500mA,VI=18V,CI=2.2μF,CO=1μF）
Symbol
Parameter
Min.
Typ.
Max.
Unit
Conditions
-11.5
-12
-12.5
TJ=25℃
VO
Output Voltage
-11.4
-12
-12.6
V
IO=5.OmA to 1.0A, PO≤15W,
VI=-15.5V to -27V
12
240
TJ=25℃,VI=-14.5V to -30V
ΔVO
Line Regulation (Note1)
6
120
mV
TJ=25℃,VI=-16V to -22V
12
240
TJ=25℃,IO=5.0mA to 1.5A
ΔVO
Load Regulation (Note1)
4
120
mV
TJ=25℃,IO=250mA to 750mA
IQ
Quiescent Current
3
6
mA
TJ=25℃
0.05
0.5
IO=5mA to 1.0A
ΔIQ
Quiescent Current Change
0.1
1.0
mA
VI=-15V to -30V
ΔVO/ΔT
Output Voltage Drift
-0.8
mV/℃
IO=5mA
VN
Output Noise Voltage
200
μV
TA=25℃,f=10Hz to 100kHz
RR
Ripple Rejection
54
60
dB
f=120Hz, △VI=10V
VD
Dropout Voltage
2
V
TJ=25℃,IO=1A
ISC
Short Circuit Current
300
mA
TJ=25℃,VI=-35V
IPK
Peak Current
2.2
A
TJ=25℃
2


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