SBVA102 august   2023 TPS56837

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2D-CAP3 Control Architecture
    1. 2.1 Adaptive On-Time Control
    2. 2.2 D-CAP3 Control
  6. 3Large Duty Cycle Operation
    1. 3.1 Min Off-Time Performance of Buck Converters
    2. 3.2 On-Time Extension Function
  7. 4Bench Test and Comparison
    1. 4.1 Comparison Between TPS56837 and TPS56637
    2. 4.2 Comparison of On-Time Extension between TPS56837 and TPS568230
    3. 4.3 Load Transient Improvement by On-Time Extension
  8. 5Summary
  9. 6References
  10. 7Also From TI

5 Summary

The TPS56837 device is designed with the On-Time Extension function and can support large duty cycle operation up to 98%. With this improvement, line dropout, frequency regulation, line transient and load transient performances are also improved.