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A5940 - Three Phase Sensorless Sinusoidal Fan Driver

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Datasheet Details

Part number A5940
Manufacturer Allegro
File Size 0.98 MB
Description Three Phase Sensorless Sinusoidal Fan Driver
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A5940 Product details

Description

The A5940 three phase motor driver incorporates sinusoidal drive to minimize audible noise and vibration for medium power fans.

A sinusoidal voltage profile is applied to the windings of the motor at startup to quietly startup and gradually ramp up the motor to desired speed.

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