TIDUFJ1
May 2026
1
Description
Resources
Features
Applications
6
1
System Description
1.1
Terminology
2
System Overview
2.1
Block Diagram
2.2
Design Considerations
2.2.1
Part Selection
2.2.2
EMI Filter
2.2.3
Secondary Side Control for Full Bridge
2.3
Highlighted Products
2.3.1
TPS7H5020-SEP/TPS7H5020-SP
2.3.2
TPS7H6015/25-SEP/TPS7H6015/25-SP
2.3.3
TPS7H5005-SEP/TPS7H5001-SP
2.3.4
TPS7H4011-SEP/TPS7H4011-SP
2.3.5
TPS7H4013-SEP/TPS7H4013-SP
2.3.6
TPS7H1121-SEP/TPS7H1121-SP
2.3.7
OPA4H199-SEP/OPA4H199-SP
2.3.8
TMP9R01-SEP
2.3.9
THVD9491-SEP
2.3.10
MSP430FR5969-SP
2.3.11
TL1431-SP
3
Hardware, Software, Testing Requirements, and Test Results
3.1
Hardware Requirements
3.2
Software
3.3
Test Setup
3.4
Test Results
3.4.1
12V Output Rail Test Results (Full Bridge)
3.4.2
5V Output Rail Test Results (TPS7H4011-SP)
3.4.3
3.3V Output Rail Test Results (TPS7H4013-SP)
4
Design and Documentation Support
4.1
Design Files
4.1.1
Schematics
4.1.2
4.1.2 BOM
4.2
Tools and Software
4.2.1
Tools
4.2.2
Software
4.3
Documentation Support
4.4
Support Resources
Trademarks
5
About the Author
2
System Overview
Table 2-1 Voltage and Current Requirements
PARAMETER
SPECIFICATIONS
Input Voltage
22V to 36V, 28V nominal
Output Voltage and Current
12V at 18A max, 5V at 12A max, and 3.3V at 3A max
Switching Frequency
500kHz