SLUUBH3A
November 2016 – February 2022
TPS546C20A
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
Recommended Test Setup
4.4
List of Test Points, Jumpers and Connectors
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
Control Loop Gain and Phase Measurement Procedure
6.3
Efficiency Measurement
7
Performance Data and Typical Characteristic Curves
7.1
Efficiency
7.2
Load Regulation
7.3
Line Regulation
7.4
Transient Response
7.5
Output Ripple
7.6
Control On
7.7
Control Off
7.8
Current Sharing Between Two Phases
7.9
Control Loop Bode Plot
7.10
Thermal Image
8
EVM Assembly Drawing and PCB Layout
9
Bill of Materials
10
Screenshots
10.1
Fusion GUI Screenshots
11
Revision History
7.2
Load Regulation
Figure 7-2
Load Regulation of
0.9-V
Output