SNOU215 January   2025

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5.   5
  6. 1System Description
    1. 1.1 System Block Diagram
    2. 1.2 Kit Contents
    3. 1.3 Voltage and Current Requirements
    4. 1.4 Design Consideration
      1. 1.4.1 Boost Inductor Design
      2. 1.4.2 High Frequency Power Switch Selection
      3. 1.4.3 Input AC Voltage Sensing
      4. 1.4.4 Bulk Voltage Sensing
      5. 1.4.5 Input Current Sensing
      6. 1.4.6 Baby Boost Design
      7. 1.4.7 Relay
      8. 1.4.8 Protection
        1. 1.4.8.1 Over Voltage Protection
        2. 1.4.8.2 Over Current Protection
  7. 2Software
    1. 2.1 Quickstart guide
    2. 2.2 Download Firmware
  8. 3Power Up
    1. 3.1 Required Equipment
    2. 3.2 Considerations
    3. 3.3 Start-Up Sequence
  9. 4Implementation Results
    1. 4.1 Start-Up Waveform
    2. 4.2 THD Performance
    3. 4.3 Power Factor
    4. 4.4 Efficiency Graph
    5. 4.5 E-meter Performance
    6. 4.6 Load Transients
    7. 4.7 Input Current Waveforms
    8. 4.8 AC Drop Test
    9. 4.9 Thermal Images
  10. 5Hardware Design Files
    1. 5.1 Design Files
  11. 6Related Documentation
    1. 6.1 Supplemental Content
  12. 7External Reference

4.7 Input Current Waveforms

PFC23338EVM-107 120VAC 10% Load Figure 4-20 120VAC 10% Load
PFC23338EVM-107 120VAC 50% Load Figure 4-21 120VAC 50% Load
PFC23338EVM-107 120VAC 100% Load Figure 4-22 120VAC 100% Load
PFC23338EVM-107 240VAC 10% Load Figure 4-23 240VAC 10% Load
PFC23338EVM-107 240VAC 50% Load Figure 4-24 240VAC 50% Load
PFC23338EVM-107 240VAC 100% Load Figure 4-25 240VAC 100% Load