TIDT288 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 Dimensions
  5. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 Bode Plots
  6. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Short-Circuit Protection
    4. 3.4 Load Transients
    5. 3.5 Start-Up Sequence
    6. 3.6 Shutdown Sequence

3.5 Start-Up Sequence

Start-up behavior is shown in the following figures.

GUID-20220607-SS0I-5KMB-BGSZ-QLG4JHPWW9WW-low.png
Input voltage = 630 VDC
Load = 1.1 A
Figure 3-12 Start-Up 1
GUID-20220607-SS0I-S3VK-NJZT-B4BQC9TNZRW7-low.png
Input voltage = 630 VDC
Load = 0 A
Figure 3-13 Start-Up 2
GUID-20220607-SS0I-WZXJ-6P5H-S2QSHGHST8CR-low.png
Input = 230 VAC
Load = 0 A
Figure 3-14 Start-Up 3 (With Supercap Balancing Voltages)
GUID-20220607-SS0I-GG6S-KMCC-MHRZSHGFPDST-low.png
Input = 230 VAC
Load = 1.1 A
Figure 3-15 Start-Up 4 (With Supercap Balancing Voltages)