L4901A
数据手册.pdf带复位双5V稳压器 DUAL 5V REGULATOR WITH RESET
DESCRIPTION
The is a monolithic low drop dual 5V regulatordesignedmainly for supplying microproc essor systems.
Reset and data save functionsduring switch on/off can be realized.
. OUTPUT CURRENTS : I01 = 400mA I0 2 = 400mA
. FIXED PRECISION OUTPUT VOLTAGE 5V ± 2%
. RESET FUNCTION CONTROLLED BY INPUT VOLTAGE AND OUTPUT 1 VOLTAGE
. RESET FUNCTION EXTERNALLY PROGRAMMABLE TIMING
. RESET OUTPUT LEVEL RELATED TO OUT PUT 2
. OUTPUT 2 INTERNALLY SWITCHED WITH ACTIVE DISCHARGING
. LOW LEAKAGE CURRENT, LESS THAN 1µA AT OUTPUT 1
. LOW QUIESCENT CURRENT Input 1
. INPUT OVERVOLTAGE PROTECTION UP TO 60V
. RESET OUTPUT HIGH
. OUTPUT TRANSISTORS SO A PROTECTION
. SHORT CIRCUIT AND THERMAL OVER LOAD PROTECTION