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In BLDC motor driver module, we do not require ______________

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In BLDC motor driver module, we do not require ______________

(a) SCRs

(b) Power transistors

(c) FETs

(d) Transistors

I have been asked this question during an online interview.

My enquiry is from BLDC Motors in portion Synchronous Machines of DC Machines

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Best answer
Right option is (d) Transistors

Explanation: The stator is connected to a variable voltage current source through an inductor and an inverter comprising six SCRs (S1 to S6). In place of SCRs, power transistor or FETs could be used according to power rating of the motor.

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