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How drive BLDC/Permanent magnet motor  with sensor less driving with sinusoidal method? 

Question asked by patil.kalpesh on May 8, 2018

hello everyone 

i want to understand and drive BLDC/Permanent magnet motor  with sensor less driving with sinusoidal method.I know bldc trapezoidal(six step ) method of driving but in my new project i have drive motor with sinusoidal method.

 

i go through some reference datasheet and some direct driver ic . but basically i didn't understand how it works? 

STEVAL -IHM038V1

can BLDC motor drive with both (trapezoidal/sinusoidal) method ?

please help me 

 

 

Sorry for poor English

 

thank you

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