* Respond to a South pole
* 4V to 24V DC operation voltage
* 25mA maximum sinking output current.
* Open-Collector pre-driver
* Reverse Polarity Prote.

* Speed measurement
* Home appliances
* Position detection
* Flow measurement 4. Functional Block Diagr.

OH37 Series Hall-effect ICs response to S pole from a permanent magnet or an electromagnet. They internally consist of a reverse voltage protection device, voltage regulator, Hall voltage generator, a differential amplifier, Schmitt trigger, and the .

OH3020

OH3141L

OH3144

OH3172X

OH34

OH34N

OH360U

OH-DG-01

OH-DG-02

OH-DY-01

OH017

OH023

OH090U