SLUUCQ1
March 2023
TPS546D24S
Stacking TPS546D24S Two-Phase Evaluation Module
Trademarks
1
Description
1.1
Before You Begin
1.2
Typical Applications
1.3
Features
2
Electrical Performance Specifications
3
Schematic
4
Test Setup
4.1
Test and Configuration Software
4.1.1
Description
4.1.2
Features
4.2
Test Equipment
4.2.1
Voltage Source
4.2.2
Multimeters
4.2.3
Output Load:
4.2.4
Oscilloscope
4.2.5
Fan:
4.2.6
USB-to-GPIO Interface Adapter:
4.2.7
Recommended Wire Gauge
4.3
Tip and Barrel Measurement
4.4
List of Test Points, Jumpers, and Connectors
4.5
Evaluating Single Phase Operation
4.6
Evaluating Split Rail Input
4.7
Configuring EVM to Overdrive VDD5
5
EVM Configuration Using the Fusion GUI
5.1
Configuration Procedure
6
Test Procedure
6.1
Line and Load Regulation and Efficiency Measurement Procedure
6.2
Efficiency Measurement Test Points
6.3
Control Loop Gain and Phase Measurement Procedure
7
Performance Data and Typical Characteristic Curves
7.1
Efficiency
7.2
Load and Line Regulation (Measured Between TP22 and TP25)
7.3
Transient Response
7.4
Control Loop Bode Plot
7.5
Output Ripple
7.6
Power MOSFET Drain-Source Voltage
7.7
Control On
7.8
Control Off
7.9
Control On With Pre-biased Output
7.10
Current Sharing Between Two Phases
7.11
Thermal Image
8
EVM Assembly Drawing and PCB Layout
9
Bill of Materials
10
Using the Fusion GUI
10.1
Opening the Fusion GUI
10.2
General Settings
10.3
Changing ON_OFF_CONFIG
10.4
Pop-up for Some Commands While Conversion is Enabled
10.5
SMBALERT# Mask
10.6
Device Info
10.7
Phase Commands
10.8
All Config
10.9
Pin Strapping
10.10
Monitor
10.11
Status
4.2
Test Equipment