TIDT435 February   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
    5. 2.5 Light Load Efficiency Optimization
    6. 2.6 Midpoint Voltage Balance Control of Input Capacitors
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Turn ON and OFF
    4. 3.4 Load Transients
  8.   Trademarks

3.2 Output Voltage Ripple

Output voltage ripple is shown in Figure 3-25 through Figure 3-30. The test condition is room temperature.

PMP41139 Output Voltage Ripple at 400Vin, 9Vout, 20A LoadFigure 3-25 Output Voltage Ripple at 400Vin, 9Vout, 20A Load
PMP41139 Output Voltage Ripple at 600Vin, 9Vout, 20A LoadFigure 3-27 Output Voltage Ripple at 600Vin, 9Vout, 20A Load
PMP41139 Output Voltage Ripple at 800Vin, 9Vout, 20A LoadFigure 3-29 Output Voltage Ripple at 800Vin, 9Vout, 20A Load
PMP41139 Output Voltage Ripple at 400Vin, 9Vout, 120A LoadFigure 3-26 Output Voltage Ripple at 400Vin, 9Vout, 120A Load
PMP41139 Output Voltage Ripple at 600Vin, 9Vout, 120A LoadFigure 3-28 Output Voltage Ripple at 600Vin, 9Vout, 120A Load
PMP41139 Output Voltage Ripple at 800Vin, 9Vout, 120A LoadFigure 3-30 Output Voltage Ripple at 800Vin, 9Vout, 120A Load