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Three Phase Sinusoidal Fan Driver
A5943
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The A5943 is a low noise, three phase motor driver with
integrated power bridge suitable for driving small fans and
blowers. Motor audible noise and vibration is reduced by
driving the phases with sinusoidal PWM excitation. Motor
current is controlled using PWM techniques to minimize the
power dissipation.
180° sinusoidal drive - low audible noise and vibration
