Illustration for selection reference only

LTM4644EY#PBF

Quad-channel step-down DC/DC module with integrated inductors and controllers for point-of-load power.

Product Code
DH51AC42FD
Brand
ADI/亚德诺
Package
LGA
Packaging
—
Category
Power Modules
Weight
—
DatasheetNo verified manufacturer datasheet available yet
DESCRIPTION

Description

OVERVIEW

Product Overview

The LTM4644EY#PBF is a quad-channel step-down DC/DC power module from ADI (Analog Devices) in an LGA package. This module integrates controllers, power switches, inductors, and compensation components to form a complete four-channel step-down power supply. Each channel can operate independently, making it suitable for applications requiring multiple low-voltage, high-current rails. It is designed to provide point-of-load power for FPGAs, ASICs, microprocessors, and communication equipment, simplifying power supply design and reducing external component count. For specific input/output ranges, efficiency, and thermal performance, refer to the original manufacturer's datasheet.

APPLICATIONS

Applications

  • Provides multiple point-of-load supplies for FPGAs or ASICs, meeting core and I/O power requirements.
  • Used in communication equipment boards to supply low-voltage, high-current power to processors and interface chips.
  • Used in industrial control mainboards for multi-rail voltage conversion in distributed power architectures.
  • Used in test and measurement instruments to provide multiple supply rails for precision analog and digital circuits.
FEATURES AND BENEFITS

Features and Benefits

  • Four independent output channels, configurable as multiple power rails.
  • Integrated inductors and power devices simplify peripheral circuit design.
  • LGA package is suitable for compact, high-density board layouts.
  • Suitable for point-of-load power, helping reduce power distribution losses.
ADDITIONAL DETAILS

Additional Details

When purchasing, confirm the package type, temperature grade, and packaging specifications, and refer to the original manufacturer's datasheet for thermal design and external component selection.

Verify product details against the manufacturer datasheet before purchase.

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