TIDT358 May   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 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Load Transients
    4. 3.4 Start-Up Sequence

3.1 Switching

Switching behavior is shown in the following figures.

PMP23431 Switching 1: 800VIN, 33VOUT, 100mAOUT Figure 3-1 Switching 1: 800VIN, 33VOUT, 100mAOUT
PMP23431 Switching 2: 1000VIN, 33VOUT, 100mAOUT
At 1000VIN, voltage stress on Q2 is 1150V, the absolute maximum VDS of Q2 is 1200V.
Figure 3-2 Switching 2: 1000VIN, 33VOUT, 100mAOUT