TIDT349 January   2024

 

  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
    5. 1.5 Test Setup
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
  7. 3Waveforms
    1. 3.1 Charge Mode Start-Up Waveform
    2. 3.2 OTG Mode Start-Up Waveform
    3. 3.3 Voltage Transition at OTG Mode
    4. 3.4 Ripple and Noise at OTG Mode
    5. 3.5 Load Transients at OTG Mode
    6. 3.6 Switching Waveform
    7. 3.7 Overcurrent Protection at OTG Mode
    8. 3.8 Short-Circuit Protection at OTG Mode
    9. 3.9 Short-Circuit Protection at Charge Mode

3.5 Load Transients at OTG Mode

The load dynamic test was performed from 10% to full load for 5V, 9V, 15V, and 20V individually, the slew rate is set to 0.5A / μs, output voltage was measured at the PCB end of the USB Type-C receptacle.

GUID-20230812-SS0I-QXSM-RKH0-4BMSX7Z3VQBC-low.pngFigure 3-17 OTG Mode, 20V, 10% to 100% Load Dynamic
GUID-20230812-SS0I-JTPH-VXMX-BSRHGLTZJ36P-low.pngFigure 3-19 OTG Mode, 9V, 10% to 100% Load Dynamic
GUID-20230812-SS0I-F50B-3PBT-WR5PZQ2GWXQ7-low.pngFigure 3-18 OTG Mode, 15V, 10% to 100% Load Dynamic
GUID-20240105-SS0I-JRKN-MJGT-KJ8VKQJDBHQL-low.pngFigure 3-20 OTG Mode, 5V, 10% to 100% Load Dynamic