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OH137
Unipolar Hall Effect Switch IC
Order Information PN OH137 Operate temperature -40~85℃ Package 1000pcs/bag General Description: OH137 is a switched 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 an open-collector output. Features Applications � 4.5V to 24V DC operation voltage � Speed measurement � Open-Collector pre-driver � Home appliances � 25mA maximum sinking output current. � Position detection � Reverse Polarity Protection � Flow measurement Absolute Maximum Ratings (TA=25℃) Supply VoltageVCC··············4.