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QRE1113 IR LED Infrared Reflection Sensor Module

Reference RBD-2842

Compact IR reflection sensor module based on QRE1113
Digital output, no ADC required – ideal for microcontrollers
Operates at both 3.3V and 5V for wide compatibility
Accurate surface detection at ~3mm optimal distance
Perfect for line-following robots and surface detection projects
Easy 3-pin header connection with onboard mounting hole

Description
Product Details

Description

The QRE1113 IR LED Infrared Reflection Sensor Module is a reliable, compact solution for digital surface detection and line sensing. Featuring an integrated IR LED and phototransistor, it uses a capacitor discharge method to provide digital output without requiring an ADC, making it highly convenient for microcontroller projects. With support for both 3.3V and 5V systems, it ensures broad compatibility across robotics and electronics applications. Designed with a simple 3-pin header, onboard current-limiting resistor, and a secure mounting hole, this module is ideal for line-following robots, object detection, and surface reflectivity sensing. Its compact size, low power consumption, and fast response make it an excellent choice for DIY and educational robotics projects. Featured By RoboticsBD.

Product Images are shown for illustrative purposes only and may differ from the actual product.

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Features:

IR Reflection Detection – Uses IR LED and phototransistor to sense reflected light.
Digital Output – Eliminates need for analog-to-digital conversion.
Dual Voltage Support – Works with both 3.3V and 5V systems.
Optimized for Robotics – Perfect for line-following and edge detection.
Compact & Lightweight – Small PCB with single mounting hole.
Safe Operation – Includes 100Ω resistor for LED current limiting.
Fast Response – Capacitor discharge method ensures quick surface differentiation.
Easy Integration – Standard 3-pin, 0.1" pitch header for simple connection.

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Applications:

Line-Following Robots – Detect white/black lines for navigation.
Surface Detection – Identify reflective vs non-reflective surfaces.
Edge Detection Systems – Prevent robots from moving off surfaces.
DIY Electronics Projects – Suitable for hobbyist prototyping.
Educational Kits – Great for teaching robotics and sensor applications.
Object Proximity Sensing – Detect objects within ~3mm distance.

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General Specifications
Model	QRE1113 IR Reflection Sensor Module
Operating Voltage	3.3V – 5V DC
Supply Current	25mA
Output Type	Digital
Optimal Sensing Distance	0.125" (~3mm)
Resistor	100Ω (LED current limiting)
Capacitor	10nF (discharge timing for detection)
Interface	3-pin, 0.1" pitch header
Board Dimensions	0.3" × 0.55"
Mounting Option	Single mounting hole
Shipment Weight	0.0004 kg
Shipment Dimensions	2 × 2 × 2 cm

Please allow 5% measuring deviation due to manual measurement.

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Package Includes:

1 x QRE1113 IR LED Infrared Reflection Sensor Module

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Product Details

Reference RBD-2842

In stock 41 Items

Specific References

EAN13: 2842

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