LP5552 - PWI 2.0 and PowerWise Technology Compliant Energy Management

Product Overview

National Semiconductor

Datasheet Details

Part number	LP5552
Manufacturer	National Semiconductor
File Size	561.66 KB
Description	PWI 2.0 and PowerWise Technology Compliant Energy Management
Datasheet	LP5552 Datasheet
Additional preview pages of the LP5552 datasheet.

Product details

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.

Features

n Two 800 mA buck regulators operate 180 degrees out of phase for reduced EMI n 3.6 MHz PWM switching frequency n Five programmable LDOs ideal for I/O , PLL, and memory retention supply generation. n Supports high-efficiency PowerWise Technology Adaptive Voltage Scaling n PWI 2.0 open standard interface for system power management n Digitally controlled intelligent voltage scaling n Auto or PWI controlled PFM mode transition n Internal soft start/startup sequencing. n Power OK output. Applicati.

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Published: Oct 9, 2006 |