1. Products
  2. Power Monitor, Control, and Protection
  3. Digital Power System Management
  4. µModule Regulators with Digital Power System Management
  5. LTM4676


Alternative Parts

LTM4675
LTM4675

Dual 9A or Single 18A μModule Regulator with Digital Power System Management

LTM4676A
LTM4676A

Dual 13A or Single 26A μModule Regulator with Digital Power System Management

LTM4677
LTM4677

Dual 18A or Single 36A μModule (Power Module) Regulator with Digital Power System Management

Suggested Replacement Parts :

ADXL355
LTM4676A

Dual 13A or Single 26A μModule Regulator with Digital Power System Management

Overview

Product Categories

Product Lifecycle icon-obsolete Obsolete

The models in this product family are no longer available.

Replacement Parts

To find replacement products for this part:




Rochester Electronics and Arrow Supply Assurance have partnered with Analog Devices to source products that have been previously discontinued or have become obsolete.

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Evaluation Kits (3)

Documentation & Resources

  • View All (25)
  • Data Sheet (1)
  • Reliability Data (1)
  • Application Note (6)
  • User Guide (3)
  • Product Information (1)
  • Design Note (1)
  • Product Selector Card (3)
  • Informational (1)
  • Solutions Bulletin & Brochure (1)
  • Video (3)
  • Technical Article (4)
    • Document Type

    Tools & Simulations

    LTspice

    LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

    To launch ready-to-run LTspice demonstration circuits for this part:

    Step 1: Download and install LTspice on your computer.

    Step 2: Click on the link in the section below to download a demonstration circuit.

    Step 3: If LTspice does not automatically open after clicking the link below, you can instead run the simulation by right clicking on the link and selecting “Save Target As.” After saving the file to your computer, start LTspice and open the demonstration circuit by selecting ‘Open’ from the ‘File’ menu.

    LTspice

    LTspice Simulations

    LTM4676 Demo Circuit - Single 26A µModule Buck Regulator with Digital Interface for Control & Monitoring (4.5-16V to 1V @ 26A)
    LTM4676 Demo Circuit - Dual 13A µModule Buck Regulator with Digital Interface for Control & Monitoring (4.5-26.5V to 1V @ 13A & 1.8V @ 13A)
    LTM4676/LTM4630 Demo Circuit - High Current, Parallel µModule Buck Regulators with Power System Management (4.5-16V to 1V @130A)
    LTM4676/LTM4620A Demo Circuit - High Current, Parallel µModule Buck Regulators with Power System Management (4.5-16V to 1V @100A)
    LTM4676 Demo Circuit - High Efficiency, Poly-Phase µModule Step-Down Regulator with Power System Management (5.75-16V to 1V @ 100A)
    LTM4676 Demo Circuit - Poly-Phase µModule Step-Down Regulator with Power System Management (5.75-16V to 1V @ 75A)
    LTM4676 Demo Circuit - High Efficiency, Poly-Phase µModule Step-Down Regulator with Power System Management (5.75-16V to 1V @ 50A)

    Models for the following parts are available in LTspice:

    LTM4676
    LTM4676A

    LTpowerCAD

    LTpowerCAD® is a power supply design program which selects power stage components, provides detailed power efficiency, shows quick loop Bode plot stability and load transient analysis, and can export to LTspice for simulation.

    To open the project file for this circuit:

    Step 1: Download and install LTpowerCAD on your computer.

    Step 2: Click on the link(s) in the section below to download part-specific project files.

    Step 3: If the project file doesn't run, right-click the link and select "Save Target As." Then start the LTpowerCAD tool and open the project file by selecing "Open Project" from the "File" menu.

    LTPowerCAD

    LTpowerCAD Project Files

    LTM4676 Project - Dual Step-Down μModule Regulator (4.5-14V to 1V @ 13A & 1.8V @ 13A)
    LTM4676 Project - 26A Step-Down μModule Regulator (4.5-16V to 1.2V @ 26A)
    LTM4676 Project - 100A PolyPhase Step-Down μModule Regulator (4.5-16V to 1V @ 100A)
    LTM4676 Project - 75A PolyPhase Step-Down μModule Regulator (4.5-16V to 1V @ 75A)
    LTM4676 Project - 50A PolyPhase Step-Down μModule Regulator (4.5-16V to 1V @ 50A)

    Design tools for the following parts are available in LTpowerCAD:

    LTM4676
    LTM4676A

    Linduino

    Linduino is Analog Devices’ Arduino compatible system for developing and distributing firmware libraries and example code for our integrated circuits. Each Linduino-supported product includes an example main program, defined in the LTSketchbook/Part Number folder and driver code, defined in the LTSketchbook/libraries folder.

    Linduino code repository on GitHub and instructions on how to use the code.

    Purchase Linduino

    Linduino

    Code Files

    LTM4676 - DC1989A.ino
    LTM4676 - DC1811B.ino
    LTM4676 - Linduino Header File
    LTM4676 - Linduino CPP File

    Design Tool

    LTpowerPlay®

    LTpowerPlay® is a powerful, Windows-based development environment supporting Linear Technology's Digital Power System Management (PSM) products.

    Reference Designs (1)

    Design Resources

    ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well.  "Zero defects" for shipped products is always our goal.View our quality and reliability program and certifications for more information.

    Part Number Material Declaration Reliability Data Pin/Package Drawing CAD Symbols, Footprints & 3D Models
    LTM4676EY#PBF Material Declaration Reliability Data 144-Lead BGA (16mm x 16mm x 5.01mm)
    LTM4676IY Material Declaration Reliability Data 144-Lead BGA (16mm x 16mm x 5.01mm)
    LTM4676IY#PBF Material Declaration Reliability Data 144-Lead BGA (16mm x 16mm x 5.01mm)
    Wafer Fabrication Data R504 Reliability Data

    Support & Discussions

    LTM4676 Discussions

    LTM4676A VIN_OV_FAULT_ LIMIT
    All LTM4676 Discussions
    LTM4676 Contact ADI Technical Support »
    LTM4676 Ask your question »
    LTM4676 Contact ADI Technical Support » LTM4676 Ask your question »

    Sample & Buy


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    Buy Now Pricing


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    List Pricing


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    Lead Times


    Please see the latest communication from our CCO regarding lead times.

     

    Sampling


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    Price Table Help

     

    Evaluation Boards

    Pricing displayed is based on 1-piece.

    Up to two boards can be purchased through Analog.com. To order more than two, please purchase through one of our listed distributors.

    Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.

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