PM6641 - Monolithic VR for chipset and DDR2/3 supply

Product Overview

STMicroelectronics

Datasheet Details

Part number	PM6641
Manufacturer	STMicroelectronics
File Size	2.28 MB
Description	Monolithic VR for chipset and DDR2/3 supply
Datasheet	PM6641 Datasheet
Additional preview pages of the PM6641 datasheet.

Product details

Description

The PM6641 is a monolithic voltage regulator module specifically designed to supply DDR2/3 memory and chipset in ultra-mobile PC and real estate constrained portable systems.

Features

0.8 V ±1 % internal voltage reference V to 5.5 V input voltage range Fast response, constant frequency, current mode control Three independent, adjustable, out-of-phase SMPS for DDR2/3 (VDDQ) and chipset supply Low noise DDR2/3 reference (VTTREF) ±2 Apk LDO for DDR2/3 termination (VTT) with foldback S0-S5 states compliant DDR2/3 section Active soft-end for all outputs Selectable tracking discharge for VDDQ Separate power-good signals Pulse skipping at light load Programmable current limit.

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Published: Jun 21, 2008 |