OH3020 - Unipolar Hall-effect
OH3020 is a unipolar Hall-Effect IC, which is for contactless switching applications.
The device 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 ou
OH3020 Features
* Respond to a South pole
* 4V to 24V DC operation voltage
* 25mA maximum sinking output current.
* Open-Collector pre-driver
* Reverse Polarity Protection 3. Applications
* Speed measurement
* Home appliances
* Position detection
* Flow measurement 4. Functiona