TIDUFA0A February   2025  – March 2025

 

  1.   1
  2.   Description
  3.   Resources
  4.   Features
  5.   Applications
  6.   6
  7. 1System Description
  8. 2System Overview
    1. 2.1 Block Diagram
    2. 2.2 Design Considerations
      1. 2.2.1 Switching Frequency
      2. 2.2.2 Design Size
      3. 2.2.3 Gate Resistors
      4. 2.2.4 Output Ripple
      5. 2.2.5 FET Placement
    3. 2.3 Highlighted Products
      1. 2.3.1 TPS7H5004-SP
      2. 2.3.2 TPS7H6023-SP
  9. 3Hardware, Testing Requirements, and Test Results
    1. 3.1 Hardware Requirements
    2. 3.2 Test Setup
    3. 3.3 Test Results
      1. 3.3.1 Efficiency Graphs
      2. 3.3.2 Bode Plot
      3. 3.3.3 Switching
      4. 3.3.4 Output Ripple
      5. 3.3.5 Gate Signals
      6. 3.3.6 Start-Up Sequence
      7. 3.3.7 Load Transient
      8. 3.3.8 Thermal Images
  10. 4Design and Documentation Support
    1. 4.1 Design Files
      1. 4.1.1 Schematics
      2. 4.1.2 BOM
    2. 4.2 Tools
    3. 4.3 Documentation Support
    4. 4.4 Support Resources
    5. 4.5 Trademarks
  11. 5About the Author
  12. 6Revision History

3.3.8 Thermal Images

Figure 3-13, Figure 3-14, and Figure 3-15 show the thermal performance of the top side of the TIDA-010958 board at different load currents after one minute at each current.

TIDA-010958 Top View, 12V Input, 0.8V Output at 30AFigure 3-13 Top View, 12V Input,
0.8V Output at 30A
TIDA-010958 Top View, 12V Input, 0.8V Output at 80AFigure 3-15 Top View, 12V Input,
0.8V Output at 80A
TIDA-010958 Top View, 12V Input, 0.8V Output at 60AFigure 3-14 Top View, 12V Input,
0.8V Output at 60A