L4902A datasheet(1/9 Pages) STMICROELECTRONICS

No de pièce	L4902A

Description	DUAL 5V REGULATOR WITH RESET AND DISABLE

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Fabricant	STMICROELECTRONICS [STMicroelectronics]

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L4902A

DUAL 5V REGULATOR WITH RESET AND DISABLE

June 2000

PIN CONNECTION

HEPTAWATT (Vertical)

ORDERING NUMBER : L4902A

®

.

DOUBLE BATTERY OPERATING

.

OUTPUT CURRENTS : I01 = 300 mA

I02 = 300 mA

.

FIXED PRECISION OUTPUT VOLTAGE

5V

± 2 %

.

RESET FUNCTION CONTROLLED BY INPUT

VOLTAGE AND OUTPUT 1 VOLTAGE

.

RESET

FUNCTION

EXTERNALLY

PRO-

GRAMMABLE TIMING

.

RESET OUTPUT LEVEL RELATED TO OUT-

PUT 2

.

OUTPUT 2 INTERNALLY SWITCHED WITH

ACTIVE DISCHARGING

.

OUTPUT 2 DISABLE LOGICAL INPUT

.

LOW LEAKAGE CURRENT, LESS THAN 1

µA

AT OUTPUT 1

.

RESET OUTPUT NORMALLY HIGH

.

INPUT OVERVOLTAGE PROTECTION UP TO

60V

.

OUTPUT TRANSISTORS SOA PROTECTION

.

SHORT CIRCUIT AND THERMAL OVER-

LOAD PROTECTION

DESCRIPTION

The L4902A is a monolithic low drop dual 5V

regulator designed mainly for supplying microproc-

essor systems.

Reset and data save functions and remote switch

on/off control can be realized.

1/9

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