LP5552
Description
The LP5552 is a PWI 2.0 compliant Energy Management System for reducing power consumption of stand-alone mobile phone processors such as base-band or applications processors. The LP5552 contains two advanced, digitally controlled switching regulators for supplying variable voltage to processor core and memory.
Key Features
- Five programmable LDOs ideal for I/O , PLL, and memory retention supply generation
- Supports high-efficiency PowerWise Technology Adaptive Voltage Scaling
- PWI 2.0 open standard interface for system power management
- Digitally controlled intelligent voltage scaling
- Auto or PWI controlled PFM mode transition
- Internal soft start/startup sequencing
- Power OK output
