L4937NL Datasheet, PDF (1/9 Pages) STMicroelectronics – DUAL MULTIFUNCTION VOLTAGE REGULATOR

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L4937N
DUAL MULTIFUNCTION VOLTAGE REGULATOR
. STANDBY OUTPUT VOLTAGE PRECISION 5V
± 2%
. OUTPUT 2 TRACKED TO THE STANDBY OUT-
PUT
. OUTPUT 2 DISABLE FUNCTION FOR
STANDBY MODE
. VERY LOW QUIESCENT CURRENT, LESS
THAN 250µA, IN STANDBY MODE
. OUTPUT CURRENTS : I01 = 50mA, I02 = 500mA
. VERY LOW DROPOUT (max 0.4V/0.6V)
. OPERATING TRANSIENT SUPPLY VOLTAGE
) _{UP TO 40V}
. t(s POWER-ON RESET CIRCUIT SENSING THE
STANDBY OUTPUT VOLTAGE
. _uc POWER-ON RESET DELAY PULSE DEFINED
d BY THE EXTERNAL CAPACITOR
. ro THERMAL SHUTDOWN AND SHORT CIRCUIT
PROTECTIONS
Heptawatt
ORDERING NUMBER : L4937N
DESCRIPTION
The L4937N is a monolithic integrated dual voltage
regulators with two very low dropout outputs and ad-
ditional functions such as power-on reset and input
voltage sense. It is designed for supplying micro-
computer controlled systems specially in automo-
tive applications.
Obsolete ^{Product(s) - Obsolete P PIN CONNECTION (top view)}
June 2000
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