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LM2638

Part Number	LM2638
Manufacturer	National Semiconductor
Description	Motherboard Power-Supply Solution
Published	Mar 22, 2005
Detailed Description	LM2638 Motherboard Power Supply Solution with a 5-Bit Programmable Switching Controller and Two Linear Regulator Control...
Datasheet	LM2638 PDF File

Overview

LM2638 Motherboard Power Supply Solution with a 5-Bit Programmable Switching Controller and Two Linear Regulator Controllers May 1999 LM2638 Motherboard Power Supply Solution with a 5-Bit Programmable Switching Controller and Two Linear Regulator Controllers General Description The LM2638 provides a comprehensive embedded power supply solution for motherboards hosting high performance MPUs such as Pentium™ II, M II™, K6™-2 and other similar high performance MPUs.
The LM2638 incorporates a 5-bit programmable, synchronous buck switching controller and two high-speed linear regulator controllers in a 24-pin SO package.
In a typical application, the switching controller supplies the MPU core, ...

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