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

3.1 Switching

Switching behavior at 40-V PVDD is shown in the following figures.

The test conditions for the results shown in Figure 3-22 and Figure 3-15 are 1-MHz switching frequency, 1-kHz sine-wave frequency, 4-Ω resistor, with heat sink, no airflow.

GUID-20231030-SS0I-R0TX-LFD5-PPTMBC6FSMPT-low.jpgFigure 3-2 Switching Node Voltages of Low-Side GaN(Green) at Bottom of Output Voltage (Pink)
GUID-20231030-SS0I-FPGC-GZXD-VQ6GKGTQZVNG-low.jpgFigure 3-3 Switching Node Voltages of Low-Side GaN(Green) at Top of Output Voltage (Pink)