TDK-Micronas GmbH HAL® 581 series digital Hall effect switch, part number HAL581-UA-E. This TO92-UA packaged device functions as a magnetic switch, offering a robust solution for sensing magnetic field presence and polarity. The HAL581-UA-E is designed for applications requiring reliable digital output based on magnetic flux. Its bipolar switching characteristics ensure accurate detection of magnetic north and south poles, making it suitable for position sensing, speed detection, and current monitoring in automotive, industrial, and consumer electronics. The TDK-Micronas GmbH HAL® 581 series provides a cost-effective and durable magnetic sensing technology for a wide range of demanding environments.