including the peak-current limit, the thermal shutdown protection, the under-voltage protection and the motor lock protection. An automatic restart circuit is designed t.

A frequency generator output is included to provide commutation signals to the host to know the current rotating speed..

The RT8749A is a highly integrated digital controlled predriver IC for regulating single-phase full wave brushless DC (BLDC) fans at a programmed speed. The controller IC accepts a Pulse-Width Modulated (PWM) signal provided by the host. The decoded .

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