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

3.4 Ripple and Noise at OTG Mode

The following images show the ripple and noise at full load , 50%, 25%, and open load at 5V, 9V, 15V, and 20V conditions.

GUID-20230812-SS0I-GRJ4-1BQN-CK5RHSWS0QM2-low.pngFigure 3-12 OTG Mode, 20V, 100% Load Ripple
GUID-20230812-SS0I-QK91-QMRW-CN9DNHKF3JT5-low.pngFigure 3-14 OTG Mode, 20V, 50% Load Ripple
GUID-20230812-SS0I-DVSH-2HF1-M5FRM3PQMRWL-low.pngFigure 3-16 OTG Mode, 20V, Open Load Ripple
GUID-20230812-SS0I-8HMM-5TQN-FQJMQB2FZ8FH-low.pngFigure 3-13 OTG Mode, 20V, 75% Load Ripple
GUID-20230812-SS0I-NNRG-5MMP-D37FFHGVXPRK-low.pngFigure 3-15 OTG Mode, 20V, 25% Load Ripple