SLVU793A
October 2012 – June 2021
TPS56921
Trademarks
1
Introduction
1.1
Background
1.2
Performance Specification Summary
1.3
Modifications
1.3.1
Output Voltage Setpoint
1.3.2
Slow-Start Time
1.3.3
Adjustable UVLO
1.3.4
Input Voltage Rails
2
Test Setup and Results
2.1
Input/Output Connections
2.2
Efficiency
2.3
Output Voltage Load Regulation
2.4
Output Voltage Line Regulation
2.5
Load Transients
2.6
Loop Characteristics
2.7
Output Voltage Ripple
2.8
Input Voltage Ripple
2.9
Powering Up
3
Board Layout
3.1
Layout
4
Schematic and Bill of Materials
4.1
Schematic
4.2
Bill of Materials
5
Revision History
4.1
Schematic
Figure 4-1
is the schematic for the TPS56921EVM-188.
Figure 4-1
TPS56921EVM-188 Schematic