DESCRIPTION
The L4937N is a monolithic integrated dual voltage regulatorswithtwoverylowdropoutoutputsandad ditional functionssuch as power-on reset and input voltage sense. It is designed for supplying microcomputer controlled systems specially in automotive applications.

. STANDBY OUTPUT VOLTAGE PRECISION 5V ± 2%
. OUTPUT2 TRACKEDTOTHE STANDBY OUTPUT
. 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
. POWER-ON RESET CIRCUIT SENSING THE STANDBY OUTPUT VOLTAGE
. POWER-ON RESET DELAY PULSE DEFINED BY THE EXTERNAL CAPACITOR
. THERMAL SHUTDOWN AND SHORT CIRCUIT PROTECTIONS