TCRT5000 IR Sensor Module – Line Following & Obstacle Detection for Arduino

The TCRT5000 IR Sensor Module is a compact and reliable reflective optical sensor that uses infrared light to detect objects or lines. It consists of an IR LED and phototransistor pair that can detect changes in surface color or distance based on IR reflection.

This sensor is widely used in line-following robots, obstacle avoidance systems, edge detection, and various automation projects. The onboard potentiometer allows you to adjust the sensitivity according to your specific environment or surface type.

🔧 Key Features:

• Sensor Type: Infrared Reflective (TCRT5000)

• Operating Voltage: 3.3V to 5V

• Output Type: Digital (High/Low based on reflection)

• Adjustable Sensitivity via Potentiometer

• Detection Distance: 1 mm – 25 mm (approx.)

• Response Time: Fast and accurate switching

• Compact and lightweight design

• Mounting holes for easy installation

• Low power consumption

📦 Applications:

• Line following robots

• Obstacle detection

• Edge/Cliff sensing for robots

• Conveyor belt object detection

• Reflective surface detection systems

• DIY electronics and Arduino-based projects

Whether you’re building a beginner robot or an advanced automation system, the TCRT5000 offers reliable performance for real-time IR-based detection.