• TPS54540EVM-558: Could you check the parameters?

  

  Chase Jeong

  TI Thinks Resolved

  Part Number: TPS54540EVM-558 Other Parts Discussed in Thread: TPS54540 , Dear TI experts, My customer now check the specification of TPS54540 and its EVM. And they have a question during checking. Could you verify the "phase margin" and "gain margin…

  • over 2 years ago
  • Power management
  • Power management forum

• RE: TPS54540: Instability in negative buck-boost converter

  

  Thomas Larsen

  Hello Hardit To be 100% sure I have re-done the measurements on our failing unit, and it is clear that the frequency does in fact change with load. I also verified that the switching frequency does not change on the TPS54540EVM-558 module, as expected…

  • 1 month ago
  • Power management
  • Power management forum

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