SLVAF95
april 2023
TPS7H5001-SP
Abstract
Trademarks
Description
Features
Applications
1
System Overview
1.1
Block Diagram
1.2
Design Considerations
1.3
System Design Theory
1.3.1
Switching Frequency
1.3.2
Transformer
1.3.3
RCD and Diode Clamp
1.3.4
Output Diode and MOSFET
1.3.5
Output Filter and Capacitance
1.3.6
Compensation
1.3.7
Controller Passives
2
Test Results
2.1
Testing and Results
2.1.1
Test Setup
2.1.2
Test Results
2.1.2.1
Efficiency
2.1.2.2
Frequency Response
2.1.2.3
Thermal Characteristics
2.1.2.4
Output Voltage Ripple
2.1.2.5
Load Step
2.1.2.6
Start-Up
2.1.2.7
Shutdown
2.1.2.8
Component Stresses
3
Design Files
3.1
Schematics
3.2
Bill of Materials
3.3
Assembly Drawings
4
Related Documentation
2.1.2.2
Frequency Response
Figure 2-2
28-V
IN
Frequency Response
Frequency response was taken with 10-A output current.
Table 2-2 Frequency Response Characteristics
PARAMETER
VALUE
Crossover Frequency
4.12 kHz
Phase Margin
75.4°
Phase Crossover
49.1 kHz
Gain Margin
–21.0 dB