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APW8869B Datasheet DDR2 AND DDR3/DDR3L SYNCHRONOUS BUCK CONTROLLER

Manufacturer: ANPEC

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Datasheet Details

Part number APW8869B
Manufacturer ANPEC
File Size 474.93 KB
Description DDR2 AND DDR3/DDR3L SYNCHRONOUS BUCK CONTROLLER
Datasheet download datasheet APW8869B Datasheet

General Description

The APW8869B integrates a synchronous buck PWM controller to generate VDDQ, a sourcing and sinking LDO linear regulator to generate VTT.

It offers the lowest total solution cost in system where space is at a premium.

The APW8869B provides excellent transient response and accurate DC voltage output in either PFM or PWM Mode.

Overview

APW8869B DDR2 AND DDR3/DDR3L SYNCHRONOUS BUCK CONTROLLER WITH 1.

Key Features

  • Buck Controller (VDDQ).
  • High Input Voltages Range from 6V to 21V Input Power.
  • Provide Adjustable Output Voltage from 0.9V to 2V +1%Accuracy over Temperature.
  • Integrated MOSFET Drivers and Bootstrap Forward P-CH MOSFET.
  • Low Quiescent Current (200µA).
  • Excellent Line and Load Transient Responses.
  • PFM Mode for Increased Light Load Efficiency.
  • Constant On-Time Controller Scheme - Switching Frequency Compensation for PWM Mode - Adjustable.

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