Features

 Input Voltage Range: 2.5V to 5.5V

 Output Voltage Range: 1.8V to 5.5V

- with Digitally Programmable 25mV/steps

 Default Output Voltage Setting

- VOUT = 3.3V at VREGSEL= Low

- VOUT = 3.45V at VREGSEL= High

 Up to 2.5A Maximum Load Capability

 High Efficiency across a wide input voltage and output

current range

 OCP, OVP, OTP and UVLO Protected Function

 Low Quiescent Current

 Forced PWM and Automatic PFM/PWM Mode

Selection

 Output Fast Discharge Function

 Automatic / Seamless Step Up and Step Down Mode

Transitions

 Supports DVS function

 Programmable Registers over I2C Interface

 0.4mm pitch, 15-Bump WLCSP

Applications

 Mobile and Smart Phones

 Tablet

 Portable Devices