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LM72XXX-DESIGN-CALC

LM726xx, LM728xx quick-start design tool

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Latest version
Version: A6
Release date: Sep 11, 2026
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LM72xxx_Quickstart_Calculator_REVA6.zip  — 1764 K

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Products
DC/DC converters
LM72630-Q1 — Automotive, high power density, 70V, 3A CC-CV synchronous buck converter with I²C LM72650-Q1 — Highest power density 65-V, 5-A, CC-CV synchronous buck converter with I2C LM72680-Q1 — Highest power density 65-V, 8-A, CC-CV synchronous buck converter with I2C LM72880 — Highest power density 80V, 8A, CC-CV synchronous buck converter with I2C LM72880-Q1 — Automotive, 80V, 8A synchronous step-down converter with I2C

Release Information

Welcome to the LM72xxx synchronous buck regulator with I2C design tool. This stand-alone tool facilitates and assists the power supply engineer with design of a DC/DC buck regulator based on LM72xxx synchronous buck regulator with I2C. As such, the user can expeditiously arrive at an optimized design to meet the application requirements.