SLVUD71
June 2025
TPS544B28
1
Description
Get Started
Features
Applications
6
1
Evaluation Module Overview
1.1
Introduction
1.1.1
Before You Begin
1.2
Kit Contents
1.3
Specifications
1.4
Device Information
2
Hardware
2.1
Test Equipment
2.1.1
Voltage Source
2.1.2
Oscilloscope
2.1.3
Multimeters
2.1.4
Output Load
2.1.5
Fan
2.1.6
USB-to-GPIO Interface Adapter
2.1.7
Recommended Wire Gauge
2.1.8
List of Test Points, Jumpers, and Connectors
2.2
Test Setup
2.2.1
Test and Configuration Software
2.2.1.1
Description
2.2.1.2
Features
3
Software
3.1
EVM Configuration Using the Fusion GUI
3.1.1
Configuration Procedure
3.2
Using the Fusion GUI
3.2.1
Opening the Fusion GUI
3.2.2
Changing ON_OFF_CONFIG
3.2.3
Pin Strapping
3.2.4
All Config
3.2.5
Monitor
3.2.6
Status
4
Implementation Results
4.1
Test Procedure
4.1.1
Line and Load Regulation and Efficiency Measurement Procedure
4.1.2
Efficiency Measurement Test Points
4.1.3
Control Loop Gain and Phase Measurement Procedure
4.2
Performance Data and Typical Characteristic Curves
4.2.1
Efficiency
4.2.2
Load Regulation
4.2.3
Line Regulation
4.2.4
Output Ripple
4.2.5
Control On
4.2.6
Control Off
4.2.7
Thermal Image
5
Hardware Design Files
5.1
Schematic
5.2
EVM Assembly Drawing and PCB Layout
5.3
Bill of Materials
6
Additional Information
6.1
Trademarks
Features
Supports evaluation of the TPS544B28 in an RBH package
Supports TPS544B28 device configuration and monitoring using PMBus and Fusion GUI
Input voltage range: 4V to 16V, 12V nominal
Output voltage range: 0.4V to 5.5V, 1V nominal
Output current: 0A to 20A
Programmable switching frequency, soft start, overcurrent limit, compensation, fault recovery, output voltage, PFM/FCCM
Supports internal and external feedback configurations
Convenient test points for probing critical waveforms
Easy evaluation design includes PMBus connector and jumper selection at MS1, MS2 and ADR pins to evaluate different settings on TPS544B28