WSH181 - Winson Semiconductor

WSH181 Hall Effect Switch IC

: WSH181 is designed to integrate Hall sensor with output driver together on the same chip, it is suitable for speed measurement, revolution counting, positioning, and DC brushless motors. It includes a temperature compensated voltage regulator, a differential amplifier, a Hysteresis controller and a open-collector output driver capable of sinking up to 20mA.

Features

z Operates from 2.4V to 26V supply voltage with reverse voltage protection z Operates with magnetic fields from DC to 15kHz z On-chip Hall Sensor z On-chip temperature compensation circuitry minimizes shifts in on and off points and hysteresis over temperature and supply voltage z Ideal sensor for speed measurement, revolution counting, positioning, and DC brushless motors z On(L) with magnetic South pole and Off (H) with North pole Functional Description : WSH181 is designed to integrate Hall sensor with output driver together on the same chip, it is suitable for speed measurement, revoluti.