TIDT369A November   2023  – April 2024

 

  1.   1
  2.   Description
  3.   Features
  4. 1Applications
  5.   Resources
  6. 2System Description
    1. 2.1 System Block Diagram
    2. 2.2 Key System Specification
    3. 2.3 Design Consideration
      1. 2.3.1 Boost Inductor Design
      2. 2.3.2 High Frequency Power Switch Selection
      3. 2.3.3 Input AC Voltage Sensing
      4. 2.3.4 Bulk Voltage Sensing
      5. 2.3.5 Input Current Sensing
      6. 2.3.6 Baby Boost Design
      7. 2.3.7 Relay
      8. 2.3.8 Protection
        1. 2.3.8.1 Over Voltage Protection
        2. 2.3.8.2 Over Current Protection
  7. 3Power Up
    1. 3.1 Required Equipment
    2. 3.2 Considerations
    3. 3.3 Start-Up Sequence
  8. 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
  9. 5External Reference

2.3.8.2 Over Current Protection

Over current protection is achieved through on-chip comparator. It can be configured as shut down and latch (default), or cycle-by-cycle current limit. User can choose which protection to be used by changing the compiling flag and then re-download the code.