Illustration for selection reference only

LTM4644IY#PBF

Quad-channel step-down DC-DC power module for multiple point-of-load supplies.

Product Code
DH740EC9F9
Brand
ADI/亚德诺
Package
BGA-144
Packaging
—
Category
Power Modules
Weight
—
DatasheetNo verified manufacturer datasheet available yet
DESCRIPTION

Description

OVERVIEW

Product Overview

The LTM4644IY#PBF is a micromodule power product from Analog Devices (ADI), part of the Linear Technology uModule family. It integrates step-down switching regulators, power switches, inductors, and some compensation components in a single package, forming four independently adjustable step-down DC-DC channels. It can supply multiple point-of-load rails for FPGAs, ASICs, microprocessors, and digital signal processors. Its modular structure reduces external component count and simplifies power supply design and layout, making it suitable for communication, industrial, and data acquisition systems requiring multiple supply rails. Refer to the original datasheet for input/output ranges, current capability, and thermal performance; specific electrical parameters are not listed here.

APPLICATIONS

Applications

  • Provides independent supply rails for multi-rail loads such as FPGAs and ASICs.
  • Used for point-of-load conversion in board-level power of communication equipment.
  • Suitable for multi-voltage supply in industrial control systems.
  • Used to power analog and digital circuits in data acquisition and test equipment.
FEATURES AND BENEFITS

Features and Benefits

  • Integrates multiple step-down channels in one package, reducing external components.
  • Each channel is independently adjustable, easing multi-rail point-of-load design.
  • Modular structure helps simplify power layout and routing.
  • Suitable for powering loads such as FPGAs, ASICs, and processors.
ADDITIONAL DETAILS

Additional Details

When purchasing, verify the complete model suffix and package type, confirm the number of channels and required output configuration, and obtain the datasheet from the original manufacturer or authorized channel to check electrical parameters, thermal performance, and soldering requirements.

Verify product details against the manufacturer datasheet before purchase.

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Quote for LTM4644IY#PBF

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