SLYT877 April   2026 LMG3427R030 , TMS320F280039C

 

  1.   1
  2. 1 Introduction
  3. 2 How to let PFC enter TCM at light loads
  4. 3 How to detect zero current
  5. 4 How to achieve ZVS at TCM
  6. 5 Transitioning between CCM and TCM
  7. 6 Dynamic dead time
  8. 7 Control law and PWM generation
  9. 8 Test results
  10. 9 Conclusion
  11. 10References
  12. 11About the author
Analog Design Journal

A novel CCM-TCM multimode control method for totem-pole bridgeless PFC