ADP3408 Datasheet (Analog Devices) - GSM Power Management System

ADP3408, GSM Power Management System

RESCAP 26 REFOUT The ADP3408 is a multifunction power system chip optimized for GSM handsets, especially those based on the Analog Devices AD20msp430 system solution.

It contains six LDOs, one to power each of the critical GSM sub-blocks.

Sophisticated controls are available for power-up during ba

ADP3408 Features

* Handles all GSM Baseband Power Management Six LDOs Optimized for Specific GSM Subsystems Li-Ion and NiMH Battery Charge Function Optimized for the AD20msp430 Baseband Chipset APPLICATIONS GSM/DCS/PCS/CDMA Handsets GSM Power Management System ADP3408 FUNCTIONAL BLOCK DIAGRAM VBAT VBAT2 VRTCIN SIM L