The A3213ELHLT-T Hall Effect Switch IC from Allegro is one of the most versatile products in Allegro’s Hall Effect IC portfolio. This SMD Hall Effect IC is a fully integrated, highly-flexible, high-performance, low-power switching device that is designed for detecting magnetic flux changes. It offers excellent frequency response and features a quiescent current of 1 µA, wide operating voltage range of 2.7 V to 17 V, and the ability to detect low-level flux changes as low as 25 mG. The device also boasts excellent temperature stability and hysteresis for improved noise immunity. Additionally, this Hall Effect switch is RoHS-compliant and is well-suited for automotive, industrial, and consumer applications.