| 摘要 |
A control circuit for a brushless motor has a power conversion unit having a rectifier connected to a power source to convert input AC power to DC power and a filter having an output terminal connected to coils of the motor to provide converted DC power to the coils, a Hall element to detect phase changes in the coils of the motor and then output a signal, wherein the Hall element has an input terminal connected to the power conversion unit; and a driver IC having an input terminal connected to the Hall element for receiving the output signal from the Hall element and output terminals respectively connected to the coils to control operation of the coils.
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