TIDT239A April   2021  – July 2021

 

  1. 1Description
  2. 2Test Prerequisites
    1. 2.1 Voltage and Current Requirements
    2. 2.2 Dimensions
  3. 3Testing and Results
    1. 3.1 Switching Frequency
    2. 3.2 Standby Power Consumption
    3. 3.3 Tiny Load Power Consumption
    4. 3.4 Average and 10% Load Efficiency
    5. 3.5 Efficiency Graphs
    6. 3.6 Thermal Images
    7. 3.7 Bode Plots
    8. 3.8 EMI
  4. 4Waveforms
    1. 4.1 Switching
    2. 4.2 Output Voltage Ripple
    3. 4.3 Load Transients
    4. 4.4 Voltage Transitions
      1.      Trademarks
  5. 5Revision History

Voltage Transitions

The output voltage during USB Type-C voltage transitions are shown in the following images. The input was 115 VAC, 60 Hz and the output was unloaded. This behavior is not dependent on input voltage.

GUID-20210404-CA0I-MP6B-R5JH-H1DFGTZ595W9-low.jpgFigure 4-44 5-V to 9-V Transition
GUID-20210404-CA0I-GDTN-BMLB-9SNS5R3LC9PZ-low.jpgFigure 4-46 5-V to 20-V Transition
GUID-20210404-CA0I-TZPC-FFC9-1RFJK4QBQGW0-low.jpgFigure 4-48 9-V to 15-V Transition
GUID-20210404-CA0I-MCF9-M2N7-L2KHGHLZMHVR-low.jpgFigure 4-50 15-V to 5-V Transition
GUID-20210404-CA0I-R9CJ-F2JG-NGHRZGJZWTDF-low.jpgFigure 4-52 15-V to 20-V Transition
GUID-20210404-CA0I-7M0H-CKQV-HQKHD0WRSDVG-low.jpgFigure 4-54 20-V to 9-V Transition
GUID-20210404-CA0I-PWNM-C669-XXR2HPB97NKS-low.jpgFigure 4-45 5-V to 15-V Transition
GUID-20210404-CA0I-7QTH-VJNG-CMJTR93ZLNH4-low.jpgFigure 4-47 9-V to 5-V Transition
GUID-20210404-CA0I-5K81-J4GQ-RQG1N0JZ69HJ-low.jpgFigure 4-49 9-V to 20-V Transition
GUID-20210404-CA0I-71BT-J1FM-GRGJHHBQWBFK-low.jpgFigure 4-51 15-V to 9-V Transition
GUID-20210404-CA0I-LNJD-CW8J-QH1KBNMD3MJT-low.jpgFigure 4-53 20-V to 5-V Transition
GUID-20210404-CA0I-XLP6-WPNB-3Q85FXRDNZBN-low.jpgFigure 4-55 20-V to 15-V Transition