TIDT365 November   2023

 

  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 Considerations
    4. 1.4 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 POUT
    4. 2.4 Idle Power Loss
    5. 2.5 THD
    6. 2.6 Thermal Images
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Dead Time
    3. 3.3 Minimum Pulse on Time of LI
    4. 3.4 Output Waveform

Thermal Images

Thermal images are shown in the following figures.

The test conditions for these images are as follows: 1-MHz switching frequency, 1-kHz sine-wave frequency, 4-Ω resistor, no heat sink, no airflow.

GUID-20231026-SS0I-GG1L-D99X-LGWMNGSV307F-low.pngFigure 2-10 Top View Thermal Image at 40-V PVDD
GUID-20231026-SS0I-FNBP-TVWN-WQ7Z5HZMTGTT-low.pngFigure 2-12 Top View Thermal Image at 60-V PVDD
GUID-20231026-SS0I-6F0L-0VDB-J56SGSNK3NKX-low.pngFigure 2-11 Top View Thermal Image at 50-V PVDD