Hall Effect sensor

Precision Motion Detection with Hall Effect Sensor

The Hall effect sensor exploits the Hall voltage generated when a magnetic field intersects a current‑carrying conductor. This non‑contact device translates magnetic flux density into a linear electrical signal, providing reliable position, speed, or presence information in harsh environments. Compact and free of mechanical wear, it offers high accuracy, low power consumption, and immunity to dust, vibration, and electromagnetic interference—making it ideal for automotive, industrial, and consumer electronics.

Its versatile pinout supports both analog voltage outputs and digital open‑collector signals, enabling easy integration with microcontrollers, PLCs, or high‑speed drivers. The sensor’s fast transient response and wide temperature tolerance allow operation from ‑40 °C to +125 °C, while its narrow form factor fits tightly packed PCB layouts without sacrificing performance.

• Supply Voltage Range: 3.3 V – 15 V
• Magnetic Field Range: 0 – 5000 mT with >0.5 % accuracy
• Response Time: <1 µs (±5 %)
• Common Use Case: Brushless DC motor speed regulation, automotive crankshaft position sensing, magnetic key authentication, and position feedback in robotics.