TIDT420 March   2025

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Considerations
    3. 1.3 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Load Transients
      1. 3.2.1 Output Volage 1
      2. 3.2.2 Output Voltage 2
      3. 3.2.3 Output Voltage 3
    3. 3.3 Start-up Sequence

Description

This reference design showcases a primary-side regulation (PSR) flyback converter based on the LM5185-Q1. The design offers three isolated output windings, delivering up to 19W in total from a 6V to 27V input voltage range.