TIDT394A May   2024  – January 2025

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Considerations
    4. 1.4 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 Bode Plots
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Voltage Ripple
    3. 3.3 Short-Circuit Protection
    4. 3.4 Load Transients
    5. 3.5 Start-up Sequence
    6. 3.6 Current Monitor Output

3.5 Start-up Sequence

The power supply was enabled using the ENABLE signal, TP8 to TP9.

PMP23389 12V Input, 5.1V Output, No Load; CH1: Output Voltage, 1V/divFigure 3-7 12V Input, 5.1V Output, No Load; CH1: Output Voltage, 1V/div
PMP23389 12V Input, 5.1V Output, 15A Load; CH1: Output Voltage, 1V/divFigure 3-8 12V Input, 5.1V Output, 15A Load; CH1: Output Voltage, 1V/div