SLVT233 December   2025

 

  1.   1
  2.   Description
  3.   Resources
  4.   Features
  5.   Applications
  6. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Considerations
    4. 1.4 Dimensions
  7. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 Bode Plots
  8. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Load Transients
  9. 4Trademarks

3.1 Switching

Switching behavior waveforms are shown in Figure 3-1.

PMP23598 Switching with 28V Input, Max Loading ConditionsFigure 3-1 Switching with 28V Input, Max Loading Conditions
Table 3-1 Switch node waveform labels

Channel

Waveform

Max Voltage

1 - dark blue

Q1 - Primary FET

67.2V

2 - light blue

Q3 - Synchronous FET

24.2V

3 - magenta

Q2 - Free-wheeling rectifier

26.8V