The SS449R is a Honeywell Hall-effect Digital Position Sensor IC from the SS440R Series. It features a Unipolar Hall-effect sensor IC, Flat TO-92package, Low sensitivity and Bulk packaging of 1000 units per. This IC is commonly used in a variety of automotive, consumer, aerospace, home appliance, and industrial applications, providing an accurate, reliable technique for determining position within a magnetic field. It utilizes a proprietary 'Hall-Effect' technology to sense changes in a magnetic field, allowing the user to accurately and quickly determine a range of motion. This IC is robust, reliable, and is constructed with highly reliable exposed fluxgate elements, ensuring long-term service life. It is a great choice for an array of applications in the commercial and industrial markets.