DESCRIPTION
The L4902A is a monolithic low drop dual 5V regulatordesignedmainly for supplying microprocessor systems.
Reset and data save functions and remote switch on/off control can be realized.
■ DOUBLE BATTERY OPERATING
■ OUTPUT CURRENTS : I01 = 300 mA I02 = 300 mA
■ FIXED PRECISION OUTPUT VOLTAGE 5 V ± 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 1µA AT OUTPUT 1
■ RESET OUTPUT NORMALLY HIGH
■ INPUT OVERVOLTAGE PROTECTION UP TO 60V
■ OUTPUT TRANSISTORS SOA PROTECTION
■ SHORT CIRCUIT AND THERMAL OVERLOAD PROTECTION