TIDT321 January   2023

 

  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 and Load Regulation Graphs
    2. 2.2 Thermal Images
    3. 2.3 Bode Plots
  6. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Load Transients
    4. 3.4 Start-Up Sequence
    5. 3.5 Other Waveforms

3.4 Start-Up Sequence

Start-up behavior is shown in the following figures.

The waveform in Figure 3-7 was created at input voltage = 420 VDC.

GUID-20221220-SS0I-PMBP-JWNT-ZM6MPJJ9NNND-low.png Figure 3-7 Start-Up Full Load

The waveform in Figure 3-8 was created at input voltage = 630 VDC.

GUID-20221220-SS0I-M3LS-XN75-7T4JD8MX2BDJ-low.png Figure 3-8 Start-Up Full Load