TIDT407 October   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
  8.   Trademarks

3.8 Short-Circuit Protection

Short-circuit testing was performed at the USB Type-C cable end. Figure 3-64 through Figure 3-70 show the short-circuit test at 5V, 9V, 15V, 20V, 28V, 36V, 48V individually.

CH2: Vout, CH4: Output current

PMP41115 Short-Circuit Test at 5V OutputFigure 3-64 Short-Circuit Test at 5V Output
PMP41115 Short-Circuit Test at 9V OutputFigure 3-65 Short-Circuit Test at 9V Output
PMP41115 Short-Circuit Test at 15V OutputFigure 3-66 Short-Circuit Test at 15V Output
PMP41115 Short-Circuit Test at 20V OutputFigure 3-67 Short-Circuit Test at 20V Output
PMP41115 Short-Circuit Test at 28V OutputFigure 3-68 Short-Circuit Test at 28V Output
PMP41115 Short-Circuit Test at 36V OutputFigure 3-69 Short-Circuit Test at 36V Output
PMP41115 Short-Circuit Test at 48V OutputFigure 3-70 Short-Circuit Test at 48V Output