AT73C202 - Power Management
The AT73C202 is a low-cost, ultra low-power, power and battery management IC designed to interface directly with state-of-the-art cellular phones, for example
AT73C202 Features
* 300mA/1.8V/2.5V Switching Regulator for Baseband Supply
* 2.8V/80mA LDO for Baseband Pad Supply
* Two 130mA/2.8V Low-noise, High PSRR RF LDO Voltage Regulators
* 130mA/2.7V/2.8V Baseband Low-noise, High PSRR Analog LDO Regulator
* Ultra Low-power RTC LDO Vol