• State Resolved
  • Locked Locked
  • Replies 2 replies
  • Subscribers 29 subscribers
  • Views 389 views
  • Users 0 members are here
Support feedback
Options
Options
Similar topics

This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

Original question:

DRV8307: DRV8307 Charge pump flying capacitor voltage levels

DRV8307: On our PCB, when force the motor to stop, we heard audible sound, can you help give some suggestion

PYTsai
Genius 9725 points
Part Number: DRV8307

Hi 

On our PCB, when force the motor to stop, we heard audible sound, can you help give some suggestion?

Please watch and listen to the audio of below video for the problem  Also UVW waveform of the EVM and customer PCB attached below. EVM works ok, custoerm PCB had problem.