
Microcontroller
A3144 Hall Effect Sensor
The A3144 is a versatile unipolar Hall-effect sensor switch designed for magnetic field detection. It operates at 5V and is ideal for proximity sensing, speed detection, and position sensing applications in microcontroller projects.
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About A3144 Hall Effect Sensor
The A3144 Hall Effect Sensor is a monolithic integrated circuit that detects the presence of a magnetic field. It operates as a digital switch, providing a high output when a magnetic south pole is brought near the sensor face. This sensor is highly sensitive and can detect both poles of a magnet, making it suitable for a wide range of applications including wheel speed sensing, gear tooth detection, and proximity switching. With a compact TO-92 package, it is easy to integrate into breadboards and PCBs. Its low power consumption and wide operating voltage range make it a reliable choice for hobbyists and professionals alike. Choose the A3144 for accurate, non-contact magnetic sensing in your electronic designs.
Technical Specifications
| Operating Voltage | 4.5V to 24V |
|---|---|
| Output Current | 25mA (max) |
| Output Type | Digital (Open Collector) |
| Operating Temperature | -40°C to 150°C |
| Package | TO-92 |
| Pins | 3 (Vcc, GND, Output) |
| Sensitivity | Unipolar (South Pole) |
| Response Time | < 2µs |
Component Datasheet
Download the official datasheet for A3144 Hall Effect Sensor
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