Datasheet Summary
Advanced Analog Technology, Inc.
Details are subject to change without notice
250-mA MULTI-INPUT LOW-DROPOUT REGULATOR WITH VAUX SWITCH
Description z plete Power Management The AAT1203 is a multi-input low-dropout z Automatic Input Voltage Selection regulator designed for LAN cards. It provides constant output supply 3.3V at an output capable z Input Voltage Source Detector With Hysteresis of driving a 250-mA load. z 250-mA Load Current Capability With The AAT1203 is equipped with regulated power VCC50 or VSB50 or AUX33 Input Source output for systems that have multiple input z Integrated Low rDS(on ) Switch sources and require constant voltage source with a low-dropout...