TIDT446A June   2025  – July 2025

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Dimensions
    4. 1.4 Test Setup
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Voltage Regulation
    3. 2.3 Efficiency Data
    4. 2.4 Thermal Images
    5. 2.5 EMI
  7. 3Waveforms
    1. 3.1 AC Brown In and Brown Out
    2. 3.2 AC Start-Up and Shut-Down
    3. 3.3 Voltage Transition
    4. 3.4 Switching
    5. 3.5 Output Voltage Ripple
    6. 3.6 Load Transients
    7. 3.7 Short-Circuit Protection
    8. 3.8 Feedback Loop Open Protection

3.2 AC Start-Up and Shut-Down

Figure 3-3 through Figure 3-6 show the start-up and shut-down waveforms at 90VAC, 264VAC input.

CH1: Vout, CH2: VAC

PMP41163 90VAC, Start-UpFigure 3-3 90VAC, Start-Up
PMP41163 264VAC, Start-UpFigure 3-5 264VAC, Start-Up
PMP41163 90VAC, Shut-DownFigure 3-4 90VAC, Shut-Down
PMP41163 264VAC, Shut-DownFigure 3-6 264VAC, Shut-Down