Download options
Latest version
Version: 1.1.0
Release date: 15 Mar 2024
Products
Buck-boost & inverting controllers (external switch)
LM51772
—
55-V wide VIN four-switch buck-boost controller with I2C interface
AC/DC & DC/DC controllers (external FET)
LM51772
—
55-V wide VIN four-switch buck-boost controller with I2C interface
Hardware development
LM51772EVM-HP
—
LM51772 evaluation module for wide-VIN, high-power buck-boost applications with I2C interface
LM51772EVM-HP GUI version 1.1.0
Graphical User Interface (GUI) to configure the LM51772 via I2C.
You can use the Launch button for using the GUI online in a browser or the download file for your operating system to run the GUI offline.
- Reworked inductor selection
- Updated input limit to 55V
- Fixed error in efficency calculation - R for ISNS now implemented correct
- Fixed labeling in efficiency graph
- Updated current limiter and monitor configuration
- Added internal FB divider configuration
- Updated calculation for ILIM with DAC and ISET
- Fixed resistor value for R(CFG) setting 3
Download options
Latest version
Version: 1.1.1
Release date: 29 Feb 2024
Products
AC/DC & DC/DC controllers (external FET)
LM51772
—
55V wide VIN four-switch buck-boost controller with I2C interface
Hardware development
Evaluation board
LM51772EVM-HP
—
LM51772 evaluation module
The LM51772 BuckBoost Quickstart Calculator Tool supports you defining the power stage using the LM51772 and to select the required external components.
- updated input limit to 55V
- fixed error in efficency calculation - R for ISNS was not implemented right
- Fixed labeling in efficiency graph
- Updated Current Limit and Monitor configuration
- Added internal FB divider configuration
- updated calculation for ILIM with DAC and ISET
- fixed resistor value for R(CFG) setting 3