The Infrared Obstacle Avoidance Sensor Module is a simple, low-cost solution designed for obstacle detection in robotics, automation, and embedded electronics projects. With a detection range of approximately 30–40 cm depending on surface type, this module uses infrared light reflection to detect nearby objects and trigger a digital LOW signal on its output pin.
This module features four connection pins — +5V, GND, Output, and Enable (EN) — making it extremely easy to interface with microcontrollers such as Arduino and Raspberry Pi. It integrates an onboard status LED to visually confirm object detection, and includes dual potentiometers for fine-tuning intensity and IR frequency. The onboard 555 timer-based circuit generates a modulated 38 kHz IR beam optimized for obstacle detection.
🔧 Key Features
- Reliable Infrared Obstacle Avoidance Sensor Module
- Easy to use with digital output signal (Active LOW)
- Adjustable detection range using potentiometers
- Integrated LED indicator for object detection
- Compatible with Arduino, Raspberry Pi, and other MCU platforms
- Onboard jumper for enable pin control
📐 Technical Specifications
Product Name | Infrared Obstacle Avoidance Sensor Module |
Sensor Type | Infrared (IR) Reflective Detection |
Operating Voltage | 3V to 6V DC |
Output Signal | Digital (Active LOW) |
Detection Distance | 30 – 40 cm (approx.) |
Modulation Frequency | 38 kHz (adjustable) |
IR Emitter Circuit | 555 Timer Based |
LED Indicator | Yes, for detection status |
Control Pins | +5V, GND, OUT, EN |
Enable Function | EN pin control via jumper or external |
Adjustable Settings | Range and IR Frequency via potentiometers |
Module Dimensions | Approx. 45mm × 15mm × 12mm |
📌 Applications
- Obstacle detection in robotics
- Line following and avoidance systems
- Smart automation projects
- DIY electronics and embedded systems
- Interactive motion-based control setups
💡 Why Choose This Sensor Module?
The Infrared Obstacle Avoidance Sensor Module provides dependable object detection in compact form factor, ideal for DIY and prototyping needs. It’s the go-to choice for makers and developers working on autonomous robotics, line-following bots, or distance-based trigger systems.
📦 Package Includes
- 1 × Infrared Obstacle Avoidance Sensor Module
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