LM7912 datasheet(2/2 Pages) ISC

Part #	LM7912

Description	isc Three Terminal Negative Voltage Regulator

PDF	2 Pages

Scroll/Zoom	100%

Manufacturer	ISC [Inchange Semiconductor Company Limited]

Direct Link	http://www.iscsemi.cn

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INCHANGE Semiconductor

isc Product Specification

isc website：www.iscsemi.com

isc & iscsemi is registered trademark

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

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

Output Voltage

Vin=-19V; IO=0.5A

-11.5

-12

-12.5

Output Voltage

Vin=-15.5to-27V; IO=5mA to1A;

Po≤15W

-11.4

-12

-12.6

△

Line Regulation

-14.5V≤Vin≤-30V; IO=0.5A

-16V≤Vin≤-22V ; IO=0.5A

240

120

△

Load Regulation

5.0mA≤IO≤1.5A;

250mA≤IO≤750mA;

240

120

Quiescent Current

Vin=-19V; IO=0.5A

△d1

Quiescent

Current

Change

5.0mA≤IO≤1.0A; Vin=-19V

0.5

△d2

Quiescent

Current

Change

-15V≤Vin≤-30V; IO=0.5A

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