SLVT255 July   2026

 

  1.   1
  2.   Description
  3.   Resources
  4.   Features
  5.   Applications
  6.   6
  7. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Safety Warning
    3. 1.3 Dimensions
    4. 1.4 Test Setup
  8. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
  9. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Start-Up Sequence
    4. 3.4 Dynamic Response
  10.   Trademarks

3.1 Switching

Switching behavior is shown in Figure 3-1 through Figure 2-2. The waveform captured at full load 48V-6.5A. CH1: SW, CH3: LO and CH6: IRES.

PMP41133 Switching Waveform at VIN = 450V. System Runs at 62.4KHzFigure 3-1 Switching Waveform at VIN = 450V. System Runs at 62.4KHz
PMP41133 Switching Waveform at VIN = 800V. System Runs at 101.2KHzFigure 3-2 Switching Waveform at VIN = 800V. System Runs at 101.2KHz
PMP41133 Zoom in SW Falling Edge Waveform at VIN = 800VFigure 3-3 Zoom in SW Falling Edge Waveform at VIN = 800V
PMP41133 Zoom in SW Rising Edge Waveform at VIN = 800VFigure 3-4 Zoom in SW Rising Edge Waveform at VIN = 800V