Download options
Latest version
Version: 01.00.00.0B
Release date: 12 Oct 2022
Products
AC/DC & DC/DC controllers (external FET)
LM25149
—
42-V synchronous buck DC/DC controller with ultra-low IQ and integrated active EMI filter
LM25149-Q1
—
42-V automotive synchronous buck DC/DC controller with ultra-low IQ and integrated active EMI filter
LM5149
—
80-V synchronous buck DC/DC controller with ultra-low IQ and integrated active EMI filter
LM5149-Q1
—
80-V automotive synchronous buck DC/DC controller with ultra-low IQ and integrated active EMI filter
Hardware development
Evaluation board
LM25149-Q1EVM-2100
—
LM25149-Q1 5.5-V to 36-V, low IQ, synchronous buck DC/DC controller evaluation module
The design resource accessed as www.ti.com/lit/zip/snvr496 or www.ti.com/lit/xx/snvr496b/snvr496b.zip has been migrated to a new user experience at www.ti.com/tool/download/SNVR496. Please update any bookmarks accordingly.
Download options
Latest version
Version: A4
Release date: 19 Sep 2024
LM(2)5148/-Q1 quickstart calculator
Checksum
Products
AC/DC & DC/DC controllers (external FET)
LM5148
—
3.5-V to 80-V, current mode synchronous buck controller
LM5148-Q1
—
Automotive, 80V synchronous buck DC/DC controller with ultra-low IQ
LM25148
—
42-V synchronous buck DC/DC controller with ultra-low IQ
LM25148-Q1
—
Automotive 42-V synchronous buck DC/DC controller with ultra-low IQ
Hardware development
Evaluation board
LM5149-Q1EVM-400
—
LM5149-Q1 evaluation module, 72-V, low-IQ, synchronous buck DC/DC controller with active EMI filter
LM25149-Q1EVM-2100
—
LM25149-Q1 5.5-V to 36-V, low IQ, synchronous buck DC/DC controller evaluation module
Welcome to the quickstart design calculator tool for the LM5148, LM5148-Q1, LM25148 and LM25148-Q1. This standalone tool facilitates and assists the power supply engineer with the design of a DC/DC buck regulator based on the LM(2)5148/-Q1 controller family. As such, the user can expeditiously arrive at an optimized design to meet the application requirements.