Description
The L4949ED-E and L4949EP-E are monolithic
integrated 5V voltage regulators with a very low
dropout output and additional functions as poweron reset and input voltage sense. They are
designed for supplying the microcomputer
controlled systems especially in automotive
applications.

Features
■ ECOPACK®: lead free and RoHS compliant
■ Automotive Grade: compliance with AEC
guidelines
■ Operating DC supply voltage range 5 V - 28 V
■ Transient supply voltage up to 40V
■ Extremely low quiescent current in standby
mode
■ High precision standby output voltage 5V±1%
■ Output current capability up to 100mA
■ Very low dropout voltage less than 0.5V
■ Reset circuit sensing the output voltage
■ Programmable reset pulse delay with external
capacitor
■ Voltage sense comparator
■ Thermal shutdown and short circuit protections