About this item

🧲 A3144 Hall Effect Sensor – TO-92 Package

🚀 Description

The A3144 Hall Effect sensor is a simple and reliable magnetic detector, designed to react to the presence of a magnetic field.
Housed in a compact TO-92 package, it provides a digital (ON/OFF) output when a magnet is detected.
Widely used in Arduino, Raspberry Pi, robotics, automation, and counting systems, it is popular thanks to its precision and low cost 💡.

⚡ Key Features

• Model: A3144
• Type: Hall Effect sensor (digital, unipolar)
• Package: TO-92
• Operating voltage: 4.5V – 24V DC
• Output: Open collector (digital ON/OFF)
• Response time: Fast and reliable
• Typical applications: Magnetic detection, speed measurement, positioning

🌈 Benefits

• Non-contact magnetic detection 🧲
• Digital output, easy to use with microcontrollers ⚡
• Low power consumption and high reliability 🔋
• Compact TO-92 package, easy to integrate

🎯 Applications

• Position and proximity detection
• Wheel and motor speed measurement 🚗
• Counting systems (fans, RPM sensors) 🔄
• Arduino, Raspberry Pi, and robotics projects 🤖