TIDT295 August   2022

 

  1.   Description
  2.   Features
  3.   Applications
  4. 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
  5. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 VOUT Regulation
    3. 2.3 Thermal Images
  6. 3Waveforms
    1. 3.1 Start-up Waveforms
    2. 3.2 Output Voltage Ripple and Noise
    3. 3.3 Load Dynamic
    4. 3.4 Switching Node
    5. 3.5 Short-Circuit Protection

Load Dynamic

Load dynamic is performed with load dynamic from 0.1 A to 3 A with 2 A/μs slew rate. The output voltage at the PCB board end is recorded for reference.

GUID-20220812-SS0I-FGXQ-GK1X-8HJWWZL0X6T6-low.pngFigure 3-13 VBAT 18 V to 5 VBUS 0.1 A to 3 A Load Dynamic
GUID-20220812-SS0I-M0PJ-SK5F-WSZHH6SRCTQB-low.pngFigure 3-15 VBAT 18 V to 15 VBUS 0.1 A to 3 A Load Dynamic
GUID-20220812-SS0I-1LHP-LSWW-QS7C18JDJND2-low.pngFigure 3-14 VBAT 18 V to 9 VBUS 0.1 A to 3 A Load Dynamic
GUID-20220812-SS0I-7077-LPP4-M7LJ0G4HXCNK-low.pngFigure 3-16 VBAT 18 V to 20 VBUS 0.1 A to 3 A Load Dynamic