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

3.3.7 Load Transient

Figure 3-12 shows the behavior of the TIDA-0109458 during a load transient at 0.8V, 10A to 30A, and 30A to 10A load steps.

TIDA-010958 10A to 30A Load StepFigure 3-10 10A to 30A Load Step
TIDA-010958 12V input; CH1: Output voltage, AC coupled 20mV/div; CH2: Output CurrentFigure 3-12 12V input; CH1: Output voltage, AC coupled 20mV/div; CH2: Output Current
TIDA-010958 30A to 10A Load StepFigure 3-11 30A to 10A Load Step