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

3.1 Switching

Switching behavior is shown in the following figures.

GUID-20220607-SS0I-2ZBW-GPXZ-NZGWKBKQ9KH8-low.png
Input voltage = 325 VDC
Load = 1.1 A
Figure 3-1 Switch Node Measurement 1
GUID-20220607-SS0I-WHTG-QCGF-SBPVKDJXCPMC-low.png
Input voltage = 325 VDC
Load = 2.2 A
Figure 3-2 Switch Node Measurement 2
GUID-20220607-SS0I-TVGK-JVVF-ZDS37ZD4NGK7-low.png
Input voltage = 325 VDC
Load = 2.2 A
Figure 3-3 Switch Node Measurement 3
GUID-20220607-SS0I-74PR-PSRF-SP5ZQ3QPNTB0-low.png
Input voltage = 630 VDC
Load = 1.1 A
Figure 3-4 Switch Node Measurement 4
GUID-20220607-SS0I-XJWB-9BF4-KPCNBCVW7NKL-low.png
Input voltage = 630 VDC
Load = 2.5 A
Figure 3-5 Switch Node Measurement 5
GUID-20220607-SS0I-GF3M-F3BK-LNCTCKMTS0LR-low.png
Input voltage = 630 VDC
Load = 1.1 A
Figure 3-6 Secondary Side Switch Node Measurement 1