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Inchange Semiconductor

7909 Datasheet Preview

7909 Datasheet

Three Terminal Negative Voltage Regulator

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INCHANGE Semiconductor
isc Three Terminal Negative Voltage Regulator
7909
FEATURES
·Output current in excess of 1.0A
·Output voltage of -9V
·Internal thermal overload protection
·Output transition Safe-Area compensation
·Minimum Lot-to-Lot variations for robust device
performance and reliable operation
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
0~125
Tstg
Storage temperature
-55~150
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
MAX UNIT
Rth j-c Thermal Resistance, Junction to Case
5
/W
Rth j-a Thermal Resistance,Junction to Ambient
65
/W
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Inchange Semiconductor

7909 Datasheet Preview

7909 Datasheet

Three Terminal Negative Voltage Regulator

No Preview Available !

INCHANGE Semiconductor
isc Three Terminal Negative Voltage Regulator
7909
·ELECTRICAL CHARACTERISTICS
Tj=25(Vi= -15V, 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=-9V; IO=0.5A
-8.7
-9.3
Vin=-1.5 to-23V; IO=5mA to1A;
Po15W
-8.6
-12
-9.4
-11.5VVin≤-26V; IO=0.5A
180
-12VVin≤-18V ; IO=0.5A
90
5.0mAIO1.5A;
180
250mAIO750mA;
90
Vin=-15V; IO=0.5A
6
d1
Quiescent
Change
Current 5.0mAIO1.0A; Vin=-15V
0.5
d2
Quiescent
Change
Current -11.5VVin-26V; IO=0.5A
1
UNIT
V
V
mV
mV
mA
mA
mA
NOTICE
ISC reserves the rights to make changes of the content herein the datasheet at any time without
notification. The information contained herein is presented only as a guide for the applications of
our products.
ISC products are intended for usage in general electronic equipment. The products are not designed
for use in equipment which require specialized quality and/or reliability, or in equipment which
could have applications in hazardous environments, aerospace industry, or medical field. Please
contact us if you intend our products to be used in these special applications.
ISC makes no warranty or guarantee regarding the suitability of its products for any particular
purpose, nor does ISC assume any liability arising from the application or use of any products, and
specifically disclaims any and all liability, including without limitation special, consequential or
incidental damages.
isc websitewww.iscsemi.com
2 isc & iscsemi is registered trademark


Part Number 7909
Description Three Terminal Negative Voltage Regulator
Maker Inchange Semiconductor
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7909 Datasheet PDF






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