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DRV10975EVM not driving motor

Other Parts Discussed in Thread: DRV10975, DRV10983

Hello,

I have a kit DRV10975/83 with 3 phases brushless dc motor . I tried to start the motor according to the documentations, but the motor does not work. It starts and turn some seconds an stops.

Please, Where is the problem?

Second I want to use the DRV10975 kit to supply an other motor. Motor does not work. How can I do to to use this kit with other motors?

Thank you!

Ali Makki

  • Hello Makki,

    Have you measured and verified the values for Rm and Kt for each of the motors? If you need help doing so, please use our tuning guide, which can be found here. Specifically, sections 2.2 and 2.3, respectively. Rm and Kt are used to help spin the motor, they just need to be inputed into the GUI.

    If you have done this then the motor driver must be tuned. I have helpful starting EEPROM settings for both the DRV10975 and DRV10983 that I have attached. Match the GUI with the settings shown. These settings should help you get the motor spinning, but our tunining guide should be used to further enhance the performance with any motor you use. 

    Best,

    -Cole