TIDT403 August   2024

 

  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 Performance
    4. 2.4 Bode Plots
    5. 2.5 Light Load Efficiency Optimization
    6. 2.6 Switching Frequency Choice
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Overcurrent Protection
    4. 3.4 Load Transients
    5. 3.5 Turn ON and OFF
  8. 4References
  9.   Trademarks

Load Transients

Load transient response is shown in Figure 3-17 through Figure 3-20. The test condition is 400Vin, 13.5Vout, 20A to 120A, room temperature.

CH1 : Vout

PMP41078 Load Transient On at 100A/msFigure 3-17 Load Transient On at 100A/ms
PMP41078 Load Transient On at 500A/msFigure 3-19 Load Transient On at 500A/ms
PMP41078 Load Transient Off at 100A/msFigure 3-18 Load Transient Off at 100A/ms
PMP41078 Load Transient Off at 500A/msFigure 3-20 Load Transient Off at 500A/ms