双线圈风扇驱动芯片
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The SDC211 is a chip that is composed of Hall sensor and output coil drivers, it’s applied to two phase DC motor. The high sensitivity of Hall effect sensor is suitable for motors from mini-type CPU coolers to DC fans. Typical operation current is 250mA and operating voltage range is wide. FG signal provides a square waveform output for the detection of the motor speed.
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