SLUAAH1 December   2021 UCC24624

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 LLC Resonant Converter
    2. 1.2 Synchronous Rectification (SR)
      1. 1.2.1 Diode Rectification and Synchronous Rectification
      2. 1.2.2 Power Loss for Synchronous Rectification
      3. 1.2.3 UCC24624 Introduction
  3. 2Configurations of Secondary Rectifier Circuit using UCC24624
    1. 2.1 Typical Configuration
    2. 2.2 Single SR Controller with Paralleled MOSFETs Configuration
    3. 2.3 Dual SR Controllers with Paralleled MOSFETs Configuration
    4. 2.4 Multi SR Controllers with Matrix Transformer Configuration
  4. 3Summary
  5. 4References

References

  1. Texas Instruments, UCC24624 data sheet.
  2. Bing Lu, Control and Design Challenges for Synchronous Rectifiers, 2018 Texas Instruments Power Supply Design Seminar SEM2300.
  3. Infineon Technologies, Improving Efficiency of Synchronous Rectification by Analysis of the MOSFET Power Loss Mechanism application note.
  4. Texas Instruments Design Considerations With Dual-Channel SR Controller UCC24624, application note.
  5. Texas Instruments, Synchronous Rectification in High-Performance Power Converter Design application note.
  6. Chao Fei, Fred C. Lee, Qiang Li, High-efficiency High-power-density 380V/12V DC/DC Converter with a Novel Matrix Transformer, 2017 IEEE Applied Power Electronics Conference and Exposition (APEC), pp. 2428 – 2435, 2017.
  7. Daocheng Huang, Shu Ji, Fred. C. Lee, Matrix Transformer for LLC Resonant Converters, 2014 IEEE Transactions on Power Electronics, pp. 4339 – 4347, 2013.