LT1120
Micropower
Regulator with Comparator and Shutdown
U U
FEATURES
■ 40μA Supply Current ■ 125mA Output Current ■ 2.
5V Reference Voltage ■ Reference Output Sources 2mA and Sinks 2mA ■ Open Collector Comparator Sinks 10mA ■ Logic Shutdown ■ 0.
2V Dropout Voltage ■ Thermal Limiting ■ Available in 8-Lead DIP and SO Packages
U APPLICATIO S
■ Battery Systems ■ Battery-Backup System ■ Portable Terminals ■ Portable Instruments ■ Memory Keep-Alive
DESCRIPTIO
The LT®1120 is a combination micropower positive
regulator and free collector comparator on a single monolithic chip.
With only 40μA supply current, the LT1120 can supply over 125mA of output current.
Input voltage range is from 4.
5V to 36V...