TIDT369B November   2023  – July 2024

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5.   Resources
  6. 1System Description
    1. 1.1 System Block Diagram
    2. 1.2 Key System Specification
    3. 1.3 Design Consideration
      1. 1.3.1 Boost Inductor Design
      2. 1.3.2 High Frequency Power Switch Selection
      3. 1.3.3 Input AC Voltage Sensing
      4. 1.3.4 Bulk Voltage Sensing
      5. 1.3.5 Input Current Sensing
      6. 1.3.6 Baby Boost Design
      7. 1.3.7 Relay
      8. 1.3.8 Protection
        1. 1.3.8.1 Over Voltage Protection
        2. 1.3.8.2 Over Current Protection
  7. 2Download Firmware
  8. 3Power Up
    1. 3.1 Required Equipment
    2. 3.2 Considerations
    3. 3.3 Start-Up Sequence
  9. 4Testing Results
    1. 4.1 Start-Up Waveform
    2. 4.2 THD Performance
    3. 4.3 Power Factor
    4. 4.4 Efficiency
      1. 4.4.1 Efficiency Graph
      2. 4.4.2 Efficiency Data
    5. 4.5 E-meter Performance
      1. 4.5.1 E-meter Graphs
      2. 4.5.2 E-meter Data
    6. 4.6 Load Transients
    7. 4.7 Input Current Waveforms
    8. 4.8 AC Drop Test
    9. 4.9 Thermal Images
  10. 5External Reference

4.8 AC Drop Test

PMP23338 AC Drop at 120 VAC, 1800 W Load (Blue: Vout, Pink: Iin)Figure 4-29 AC Drop at 120 VAC, 1800 W Load (Blue: Vout, Pink: Iin)
PMP23338 AC Drop at 240 VAC, 3600 W Load (Blue: Vout, Pink: Iin)Figure 4-30 AC Drop at 240 VAC, 3600 W Load (Blue: Vout, Pink: Iin)
PMP23338 Re-rush Current When AC Comes Back From 10ms Drop Out (Green: Iin, Blue: Vout)Figure 4-31 Re-rush Current When AC Comes Back From 10ms Drop Out (Green: Iin, Blue: Vout)
PMP23338 Zoom In of Re-rush CurrentFigure 4-32 Zoom In of Re-rush Current