A8405, A8405SLH Datasheet - Allegro

A8405 LOW-DROPOUT REGULATORS

Data Sheet 27468.22 8405 PRELIMINARY INFORMATION (subject to change without notice) June 25, 1999 LOW-DROPOUT REGULATORS HIGH EFFICIENCY Designed specifically to meet the requirement for extended opera- OUT BYPASS OR ADJ tion of battery-powered equipment such as cordless and cellular tele- phones, the A8405SLH voltage regulators offer the reduced dropout voltage and quiescent current essential for maximum battery life. 5 4 Applicable also to palmtop computers and person.

A8405 Features

* I High Efficiency Provides Extended Battery Life I 100 mV Typical Dropout Voltage at IO = 100 mA I 80 µA Typical Quiescent Current I Low Output Noise I 200 mA Current-Limited Output I Improved PSRR and Transient Performance APPLICATIONS I Cordless/Cellular/GSM/PHS Telephones I Personal Data Assistan

A8405SLH_AllegroMicroSystems.pdf