LM5123EVM-BST

LM5123 boost controller evaluation module

LM5123EVM-BST

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Overview

The LM5123EVM-BST evaluation module showcases the features and performance of the LM5123-Q1 wide input voltage synchronous boost controller. The standard configuration is designed to provide a regulated output of 24 V at 100 W, from an input voltage of 9 V to 18 V and switching at 440 kHz. The output voltage can be dynamically modified up to 45 V at 100 W using the TRK pin of the LM5123-Q1.

This EVM is designed for ease of configuration, enabling a user to evaluate many different applications on the same module. Functionality includes; low IQ operation, internal feedback resistors, bypass mode operation when VIN is greater than VOUT, dynamic output voltage tracking, power good (PGOOD) indicator, programmable frequency dithering, programmable under voltage lock out (UVLO), and over voltage protection.

Features
  • Input voltage range: 9 V to 18 V
  • Output voltage 24 V at 100 W
  • 440 kHz switching frequency
  • Dynamically configurable output voltage up to 45 V at 100 W
AC/DC & DC/DC controllers (external FET)
LM5123-Q1 2.2MHz wide VIN low IQ synchronous boost controller LM51231-Q1 2.2-MHz wide-VIN, synchronous boost controller with output voltage tracking
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LM5123EVM-BST — LM5123 boost controller evaluation module

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SLVRBJ1 — LM5123-Q1 Boost Controller Quickstart Design Tool

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SLVRBJ1 LM5123-Q1 Boost Controller Quickstart Design Tool

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Latest version
Version: 01.00.00.00
Release date: 03 Dec 2021
Products
AC/DC & DC/DC controllers (external FET)
LM5123-Q1 2.2MHz wide VIN low IQ synchronous boost controller
Hardware development
LM5123EVM-BST LM5123 boost controller evaluation module

Release Infomation

The design resource accessed as www.ti.com/lit/zip/slvrbj1 or www.ti.com/lit/xx/slvrbj1/slvrbj1.zip has been migrated to a new user experience at www.ti.com/tool/download/SLVRBJ1. Please update any bookmarks accordingly.
TI's Standard Terms and Conditions for Evaluation Items apply.

Design files

Technical documentation

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Type Title Date
* User guide LM5123EVM-BST Evaluation Module (Rev. A) PDF | HTML 06 Dec 2021
Certificate LM5123EVM-BST EU Declaration of Conformity (DoC) (Rev. A) 07 Dec 2021

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