Allegro is a market leader for rotational speed and direction detection Hall-effect sensor ICs. Leveraging applications expertise, decades of mixed-signal Hall-effect IC design, and a broad portfolio of patents, Allegro offers solutions tailored to four key automotive applications: camshaft, crankshaft, transmission, and wheel speed (ABS).
Solutions are available in two- or three-wire output interfaces, with or without direction detection, and with or without an integrated back-biasing magnet (for applications using a ferrous metal target).
Allegro strives to continuously improve quality performance to stay ahead of the ever-increasing demands of the automotive market.