HONEYWELL SS443R 霍尔效应传感器, 单极性, 20 mA, TO-92, 3 引脚, 3 V, 24 V
The is a small, versatile unipolar digital Hall Effect Sensor operated by the magnetic field from a permanent magnet or an electromagnet. It is designed to respond to a single pole-South. Its 3VDC capability allows for use in low voltage applications, promoting energy efficiency.