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Inchange Semiconductor

LM7912 Datasheet Preview

LM7912 Datasheet

Three Terminal Negative Voltage Regulator

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INCHANGE Semiconductor
isc Product Specification
isc Three Terminal Negative Voltage Regulator
LM7912
FEATURES
·Output current in excess of 1.5A
·Output voltage of -12V
·Internal thermal overload protection
·Output transition Safe-Area compensation
ABSOLUTE MAXIMUM RATINGS(Ta=25)
SYMBOL
PARAMETER
RATING
UNIT
Vi DC input voltage
-35 V
Io Output current
internally limited
Ptot Power dissipation
internally limited
TOP Operating junction temperature
0~150
Tstg Storage temperature
-55~150
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
MAX UNIT
Rth j-c Thermal Resistance, Junction to Case
3 /W
Rth j-a Thermal Resistance,Junction to Ambient 50 /W
isc websitewww.iscsemi.com
1 isc & iscsemi is registered trademark




Inchange Semiconductor

LM7912 Datasheet Preview

LM7912 Datasheet

Three Terminal Negative Voltage Regulator

No Preview Available !

INCHANGE Semiconductor
isc Product Specification
isc Three Terminal Negative Voltage Regulator
LM7912
·ELECTRICAL CHARACTERISTICS
Tj=25(Vi= -19V, IO=0.5A, Ci= 2.2μF, CO= 1μF unless otherwise specified)
SYMBO
L
PARAMETER
CONDITIONS
MIN TYP MAX
VO Output Voltage
VO Output Voltage
VV Line Regulation
Vi Load Regulation
Id Quiescent Current
Vin=-19V; IO=0.5A
-11.5
Vin=-15.5to-27V; IO=5mA to1A;
Po15W
-14.5VVin≤-30V; IO=0.5A
-16VVin≤-22V ; IO=0.5A
5.0mAIO1.5A;
250mAIO750mA;
-11.4
Vin=-19V; IO=0.5A
-12 -12.5
-12 -12.6
240
120
240
120
3
d1
Quiescent
Change
d2
Quiescent
Change
Current 5.0mAIO1.0A; Vin=-19V
Current -15VVin-30V; IO=0.5A
0.5
1
UNIT
V
V
mV
mV
mA
mA
mA
isc websitewww.iscsemi.com
2 isc & iscsemi is registered trademark


Part Number LM7912
Description Three Terminal Negative Voltage Regulator
Maker Inchange Semiconductor
Total Page 2 Pages
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