SLVT235 January   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 Safety Warning
    4. 1.4 Dimensions
    5. 1.5 Test Setup
  7. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
  8. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Start-up Sequence
    3. 3.3 Undervoltage Protection
    4. 3.4 Wide Range Adjustable Output Voltage Capability
  9. 4Trademarks

Switching

Switching behavior waveforms are shown in Figure 3-1 through Figure 3-8.

CH1 (Gray): Primary switching node voltage (100V/div)

CH2 (Red): Primary resonant current (1A/div)

PMP41140 Switching Waveforms of 9V at 1A OutputFigure 3-1 Switching Waveforms of 9V at 1A Output
PMP41140 Switching Waveforms of 9V at 12A OutputFigure 3-2 Switching Waveforms of 9V at 12A Output
PMP41140 Switching Waveforms of 15V at 1A OutputFigure 3-3 Switching Waveforms of 15V at 1A Output
PMP41140 Switching Waveforms of 15V at 12A OutputFigure 3-4 Switching Waveforms of 15V at 12A Output
PMP41140 Switching Waveforms of 20V at 1A OutputFigure 3-5 Switching Waveforms of 20V at 1A Output
PMP41140 Switching Waveforms of 20V at 12A OutputFigure 3-6 Switching Waveforms of 20V at 12A Output
PMP41140 Switching Waveforms of 28V at 1A OutputFigure 3-7 Switching Waveforms of 28V at 1A Output
PMP41140 Switching Waveforms of 28V at 10A OutputFigure 3-8 Switching Waveforms of 28V at 10A Output