Allegro Microsystems 1 Axis Through Hole Hall Effect Sensor 3.8 V to 24 V Ultra Mini SIP 3-Pin A1210LUA-T

Allegro Microsystems A1210LUA-T is a precision 1 Axis Through Hole Hall Effect Sensor designed for automotive and industrial motor commutation applications. It operates reliably with supply voltages ranging from 3.8 V up to 24 V, benefiting from BiCMOS technology integration for stable sensor output. The sensor is housed in an ultra mini SIP 3-pin package for easy through-hole mounting on printed circuit boards.

The device includes a voltage regulator, Hall-voltage generator, small-signal amplifier, Schmitt trigger, and an NMOS output transistor. This integration ensures continuous time operation with fast response, featuring a response time of 4 microseconds and a low supply current of just 7.5 mA, making it energy-efficient.

Its bipolar magnetic sensing capability allows it to detect magnetic north and south poles effectively, providing robust switching performance. The sensor is designed to withstand harsh environments, certified to automotive standard AEC-Q100, and maintains functionality over a wide operating temperature range from -40°C to 150°C. On-board protective circuitry allows an absolute maximum voltage rating of ±30 V to safeguard against electrical stress during motor commutation.

Compact dimensions (length: 4.09 mm, height: 3.02 mm, width: 1.52 mm) make it suitable for space-constrained applications. The ultra mini SIP package provides an easy, reliable through-hole mount option for high-volume production and repair processes.

Operates with 3.8 V to 24 V supply voltage using BiCMOS technology. Includes built-in voltage regulator and protection components. Bipolar magnetic type with fast 4 μs response time. Designed for automotive/industrial motor commutation scenarios.

Supports high temperature operation from -40°C to 150°C. Meets RoHS and Pb-Free environmental standards. Supplied in ultra mini SIP 3-pin through-hole mounting package. Certified AEC-Q100 automotive standard for reliability.

Compact form factor ideal for PCB mounting and embedded designs. Efficient current consumption with 7.5 mA supply current.

This Hall Effect Sensor is ideal for applications including industrial motor controls, automotive speed sensing, brushless DC motor commutation, and position sensing in harsh or enclosed environments. Its robust EMC performance and solid-state reliability provide confidence in long-term industrial and automotive deployments.

For professionals designing sensor-integrated printed circuit boards and embedded systems, the A1210LUA-T is a compact, reliable, and high-performance solution compliant with stringent automotive certifications. It provides fast response and stable operation over an extended temperature range, ensuring precise position or speed detection.

Explore the Electronics & Electricals category on EnvMart for more Hall Effect Sensors and sensor ICs by reputed brands and manufacturers. Enhance your industrial, automotive, and laboratory instrument designs with precision sensor components tailored to diverse operational requirements.