8187 Datasheet (Allegro MicroSystems) - LOW-DROPOUT/ 3.3 V REGULATOR

8187, LOW-DROPOUT/ 3.3 V REGULATOR

8187 LOW-DROPOUT, 3.3 V REGULATOR HIGH EFFICIENCY Designed specifically to meet the requirement for extended operation of battery-powered equipment such as cordless and cellular telephones, the A8187SLT voltage regulator offers the reduced dropout voltage and quiescent current essential for maximum battery life.

Applicable also to palmtop computers and personal data assistants, the device delivers a regulated, continuous 3.3 V output at up to 75 mA under normal operating conditions, o

8187 Features

* I I I I I I High Efficiency Provides Extended Battery Life 85 mV Typical Dropout Voltage at IO = 60 mA 45 µA Typical Quiescent Current at VI = 6 V Up to 150 mA Output Current Internal Thermal Protection Surface-Mount Package APPLICATIONS I I I I Cordless and Cellular Telephones Personal Data Assi