SLVU892A
March 2013 – June 2021
TPS56428
Trademarks
1
Introduction
2
Performance Specification Summary
3
Modifications
3.1
Output Voltage Setpoint
3.2
Output Filter and Closed-Loop Response
4
Test Setup and Results
4.1
Input/Output Connections
4.2
Start-Up Procedure
4.3
Efficiency
4.4
Load Regulation
4.5
Line Regulation
4.6
Load Transient Response
4.7
Output Voltage Ripple
4.8
Input Voltage Ripple
4.9
Start-Up
4.10
Shut-Down
5
Board Layout
5.1
Layout
6
Schematic, Bill of Materials, and Reference
6.1
Schematic
6.2
Bill of Materials
6.3
Reference
7
Revision History
4.2
Start-Up Procedure
Ensure that the jumper at JP1 (Enable control) is set from EN to OFF.
Apply appropriate VIN voltage to VIN and PGND terminals at J1.
Move the jumper at JP1 (Enable control) to cover EN and ON. The EVM enables the output voltage.