MAX888 Datasheet (Maxim) - Wireless and Satellite Handset Power-Management ICs

MAX888, Wireless and Satellite Handset Power-Management ICs

The MAX886/MAX888 power-management ICs are complete power systems for wireless and satellite handsets.

The devices operate from 3 to 6-cell NiCd/NiMH batteries or from 1 or 2-cell Li-Ion batteries.

They incorporate a high-efficiency, step-down DC-DC converter, a regulated 5V charge pump, and four li

MAX888 Features

* o 90% Efficient, 500mA Step-Down Converter o Two 100mA DAC-Controlled LDOs One 200mA DAC-Controlled LDO One 20mA DAC-Controlled LDO o 3 to 6-Cell NiCd or NiMH Operation 1 or 2-Cell Li-Ion Operation o +2.7V to +12V Input Voltage Range o 250µA Standby (PFM) Quiescent Current o 5µA Shutdown Current o I