TIDT246 September   2021

 

  1. 1Description
  2. 2Test Prerequisites
    1. 2.1 Voltage and Current Requirements
    2. 2.2 Required Equipment
  3. 3Testing and Results
    1. 3.1 Efficiency and Power Dissipation Graphs
    2. 3.2 Efficiency and Power Dissipation Data
    3. 3.3 Thermal Performance
    4. 3.4 Bode Plot
    5. 3.5 Voltage Regulation
  4. 4Waveforms
    1. 4.1 Switching
    2. 4.2 Output Voltage Ripple
    3. 4.3 Start-up

3.3 Thermal Performance

The following thermal image shows the board running with 6 VIN and 6 W being drawn from the 18-V LLC outputs (3 × 1 W and 1 × 3 W).

GUID-20210720-CA0I-HV0G-JCBK-9MCSXL5MLWDF-low.jpgFigure 3-8 Top Thermal Image