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Preliminary Specification
aMC8500
TWO PHASE VARIABLE SPEED FAN MOTOR CONTROLLER
Product Description
The aMC8500 is a full featured monolithic brushless DC motor controller containing all the required functions to implement fan speed control. This device features a selectable slope pulse width modulator (PWM) for efficient speed control with analog and digital control signal compatibility, programmable minimum speed setting, Hall amplifier with propriety noise immunity circuitry for proper drive sequencing, fixed non-overlapping commutation delay for reduced supply current spiking, dual on-chip 0.