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

3.2 Dead Time

Dead time is shown in the following figures.

Dead time can be changed by adjusting the value of C13 and C18. Currently, C13 is 470 pF, C18 is 560 pF, making the dead time around 23 ns.

GUID-20231030-SS0I-KT4D-Z3KW-FQJ0DF4KFZRC-low.jpgFigure 3-4 Dead Time Between Falling Edge of LI (Pink) and Rising Edge of HI (Green)
GUID-20231030-SS0I-JS3L-FCXG-XJXJ7SC7W5DG-low.jpgFigure 3-5 Dead Time Between Rising Edge of LI (Pink) and Falling Edge of HI (Green)
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