TIDT185 January   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 Dimensions
  5. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 EMI
  6. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Load Transients
    4. 3.4 Power On and Power Off

3.3 Load Transients

The waveforms of output AC ripples at load transient are shown in following images. The slew rate is set to
2.5 A/μs for the test.

GUID-20220109-SS0I-XV9T-CLB9-RKHN95CBCVHK-low.png
CH1: VPA_BUS, CH4: IPA_BUS
Figure 3-5 Load Transient Waveform, 12-V Input, 0.15 A to 3 A
GUID-20220109-SS0I-RZCL-GZM3-WDVXJJMGMHSQ-low.png
CH1: VPA_BUS, CH4: IPA_BUS
Figure 3-6 Load Transient Waveform, 12-V Input, 0.75 A to 1.5 A
GUID-20220109-SS0I-JMRX-202H-NP8X3RNB4KWX-low.png
CH1: VPA_BUS, CH4: IPA_BUS
Figure 3-7 Load Transient Waveform, 12-V Input, 1.5 A to 2.25 A