FAN5068 DDR-1/DDR-2 plus ACPI Regulator Combo

Fairchild Semiconductor

Description

www.fairchildsemi.com FAN5068 DDR-1/DDR-2 plus ACPI Regulator Combo .
The FAN5068 DDR memory regulator combines a highefﬁciency PWM controller to generate the supply voltage, VDDQ, and a linear regulator to generate VTT,.

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Datasheet Specifications

Part number: FAN5068
Manufacturer: Fairchild Semiconductor
File Size: 159.71 KB
Datasheet: FAN5068_FairchildSemiconductor.pdf
Description: DDR-1/DDR-2 plus ACPI Regulator Combo

Features

* PWM regulator for VDDQ (2.5V or 1.8V)
* Linear LDO regulator generates VTT = VDDQ/2, 1.5A Peak sink/source capability
* 1 independent programable ULDO controllers driving external N-Channel MOSFET
* ACPI drive and control for 5V DUAL generation
* 3.3V Intern

Applications

* DDR-1/DDR-2 VDDQ and VTT voltage generation with ACPI support
* Desktop PC's
* Servers REV. 1.0.1 9/9/04 PRODUCT SPECIFICATION FAN5068 Block Diagrams 5V DUAL +12 Q4 +5VSB C13 5V MAIN SBSW BOOT S3#O +5VSB VCC C4 EN S3#I C3 R5 SS ILIM PGOOD 3.3 MAIN VCC Q5 3.3 ALW VDDQ C1

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FAN5068 DDR-1 DDR-2 plus ACPI Regulator Combo Fairchild Semiconductor

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