Select a version

Select a version

No results found. Please clear your search and try again.

LM51772-QUICKSTART-CALC

LM51772 BuckBoost Quickstart Calculator Tool

Select a version
No results found. Please clear your search and try again.
Latest version
Version: 2.0.0
Release date: Jul 14, 2026
download

LM51772_Buck-Boost_Quickstart_Tool_V2_0_0.xlsm  — 7023 K

LM51772 Buck-Boost Quickstart Tool

SHA-256 checksum
Products
DC/DC controllers
LM51772 — 55V wide VIN four-switch buck-boost controller with I2C interface LM51772-Q1 — Automotive, 55V 4-switch buck-boost controller with I2C interface
Hardware development
Evaluation board
LM51772EVM-HP — LM51772 evaluation module LM51772Q1EVM-HP — LM51772-Q1 evaluation module

Release Information

The LM51772 BuckBoost Quickstart Calculator tool supports you defining the power stage using the LM51772 family and selecting the required external components.

What's new

  • Adjusted Vout range check according datasheet values                   
  • Added Additional Info page                   
  • Fixed calculation of Rcs sense resistor power loss                   
  • Merged in devices with same power stage architecture                   
  • Added calculation for Cable Drop Compensation                   
  • Improved calculation of slope compensation impact on loop stability                   
  • Updated R_CFG bit descriptions for LM251772, LM251772-Q1, LM34938-Q1 and LM851772-Q1         
  • Added checkers with error highlighting (UVLO, max inductor current)