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LP5551

Part Number	LP5551
Manufacturer	National Semiconductor
Description	Compliant Energy Management Unit
Published	Nov 28, 2008
Detailed Description	LP5551 PowerWise™ Technology Compliant Energy Management Unit December 2006 LP5551 PowerWise™ Technology Compliant Ene...
Datasheet	LP5551 PDF File

Overview

LP5551 PowerWise™ Technology Compliant Energy Management Unit December 2006 LP5551 PowerWise™ Technology Compliant Energy Management Unit General Description The LP5551 is a PWI 1.
0 compliant Energy Management System for reducing power consumption of stand-alone mobile phone processors such as base-band or applications processors.
The LP5551 contains two advanced, digitally controlled www.
DataSheet4U.
com switching regulators for supplying variable voltage to processor core and memory.
Two regulators provide P- and N- well biasing for threshold scaling applications.
The device also integrates 4 programmable LDO-regulators for powering I/O, PLLs and maintaining memory retention in shutdown-m...

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