SNOU215
January 2025
1
Description
Features
Applications
5
1
System Description
1.1
System Block Diagram
1.2
Kit Contents
1.3
Voltage and Current Requirements
1.4
Design Consideration
1.4.1
Boost Inductor Design
1.4.2
High Frequency Power Switch Selection
1.4.3
Input AC Voltage Sensing
1.4.4
Bulk Voltage Sensing
1.4.5
Input Current Sensing
1.4.6
Baby Boost Design
1.4.7
Relay
1.4.8
Protection
1.4.8.1
Over Voltage Protection
1.4.8.2
Over Current Protection
2
Software
2.1
Quickstart guide
2.2
Download Firmware
3
Power Up
3.1
Required Equipment
3.2
Considerations
3.3
Start-Up Sequence
4
Implementation Results
4.1
Start-Up Waveform
4.2
THD Performance
4.3
Power Factor
4.4
Efficiency Graph
4.5
E-meter Performance
4.6
Load Transients
4.7
Input Current Waveforms
4.8
AC Drop Test
4.9
Thermal Images
5
Hardware Design Files
5.1
Design Files
6
Related Documentation
6.1
Supplemental Content
7
External Reference
4.1
Start-Up Waveform
Figure 4-1
PFC starts up at 115 VAC, no load
Figure 4-2
PFC starts up at 230 VAC, no load
Note:
Blue: Vout, Yellow: Iin