

IR Infrared Obstacle Avoidance Sensor Module for Arduino
The Infrared Sensor Module uses a built-in IR transmitter and receiver. It sends out infrared rays and detects any reflected rays to sense the presence of an obstacle in front of it.
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Key specifications
About this product
The Infrared (IR) Obstacle Detection Sensor Module is a compact, reliable, and easy-to-use electronic module designed to detect objects and measure distances using infrared light. It features a built-in IR transmitter and receiver, where the transmitter emits invisible infrared rays and the receiver detects the reflected rays from nearby objects. This makes it perfect for applications such as robot navigation, object avoidance systems, line-following robots, and smart automation projects.
The module operates by sending out IR rays through the Infrared LED (IR LED) and monitoring the reflection with an infrared receiver. When an object enters the detection range, the reflected IR rays are picked up by the receiver, triggering the output signal. The detection distance can be easily adjusted using the on-board potentiometer, allowing customization for different environments and project needs.
Technical Specifications
- Operating Voltage: 3.0V – 5.0V
- Detection Range: 2cm – 30cm (Adjustable)
- Current Consumption: ~23mA at 3.3V, ~43mA at 5.0V
- Output Type: Digital (Active LOW when obstacle detected)
- Adjustable Sensitivity: Yes, via potentiometer
- Module Size: Compact and breadboard-friendly
Connection with Arduino and Other Microcontrollers
This IR sensor module can be easily connected with Arduino, Raspberry Pi, ESP32, and other microcontrollers. Connect VCC to the 3.3V/5V power supply, GND to ground, and OUT pin to any digital input pin on your controller. It is widely used in DIY robotics, automation systems, and interactive electronics projects, making it a must-have component for electronics enthusiasts and hobbyists.
Applications
- Obstacle detection in robotics
- Line-following robots
- Proximity sensing
- Automated doors and counters
- Smart home projects
Enhance your electronics projects today with this highly responsive IR Obstacle Detection Sensor Module. Whether you’re building a robot, creating smart automation systems, or exploring DIY electronics, this module provides precise, reliable performance. Order yours now and take your projects to the next level!






