ADP3500 Datasheet (Analog Devices) - CDMA Power Management

ADP3500, CDMA Power Management

The ADP3500 is a multifunction power system chip optimized for CDMA cell phone power management.

It contains 15 LDOs.

Sophisticated controls are available for power up during battery charging, keypad interface, GPIO/INT function and RTC function.

The battery charger has four modes as Pre-charge, Low

ADP3500 Features

* Handles all CDMA Baseband and RF/IF Power Management Functions LDOs Optimized for Specific CDMA Subsystems Four Backup LDOs for Stand-By mode operation Four Li-Ion Battery Charge Modes 5mA Pre Charge Low Current Charge Full Current Charge Regulator mode (no current limit) Ambient Temperature: -30 °C