OH543 Datasheet (OUZHUO)

OH543, Hall Latch

OH543，OH443, OH443R series unipolar hall IC includes an on-chip Hall voltage generator for magnetic sensing, an amplifier that amplifies the Hall voltage, a Schmitt trigger to provide switching hysteresis for noise rejection, and open-collector output.

It detects the changes of the Magnetic field an

OH543 Features

* 3.8V to 30V DC operation voltage

* Open-Collector sinking type

* 50mA maximum sinking output current.

* Reverse Polarity Protection

* Good temperature performance 3. Applications

* The brushless DC motor, DC fans, DC water pump

* The home appliance control panel

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