AH5794 Datasheet | Diodes Incorporated

SINGLE PHASE HALL EFFECT LATCH FAN MOTOR DRIVER Description The AH5794 is a single chip solution for driving single-coil brushless direct current (BLDC) fans and motors. The integrated full-bridge driver output stage uses soft switching to minimize audible switching noise and electromagnetic interference (EMI) providing a low noise solution. Low operating voltage down to 1.8V allows motor speed to be controlled by varying the supply voltage. Pin Assignments (Top View) FG VSS O2 1 2 3 TSOT26 6 5 4 NC VDD O1 NEW PRODUCT To help protect the motor coil, the AH5794 provides Rotor Lock Protection which shuts down the output drive if rotor lock is detected. The device automatically...