TIDT184 December   2021

 

  1.   Description
  2.   Features
  3.   Applications
  4. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Test Setup
  5. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
  6. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Start-Up Sequence

3.2 Output Voltage Ripple

Output voltage ripples are shown in the following figures at 17-V input and 16-V battery voltage and ICHG = 2.5-A. CH1 is the VBAT voltage ripple; CH3 is the SYS voltage ripple; CH4 is the charging current ripple.

GUID-20211121-SS0I-734S-HSF0-CGTRPPRCRGCN-low.pngFigure 3-2 Output Voltage Ripple 1
GUID-20211121-SS0I-LPWD-4CB1-WZK9FFPVXFFR-low.pngFigure 3-3 Output Voltage Ripple 2
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