The MT8311AT is a surface-mount, RoHS compliant Magnetic Sensor with SOT-23 package manufactured by MagnTek. It is designed to detect changes in magnet field magnitude or differential magnetic flux density and can detect magnetic field strengths of up to 5 ± 0.5 mT. It has an operating temperature range of between -40°C and 125°C. The MT8311AT is ideal for applications such as motor control, non-contact switch, current sensing, and magnetic position or speed detection. It can be used in a wide variety of applications, such as in medical equipment, consumer electronics, automotive systems, and industrial equipment.