SparkFun QRE1113 Line Sensor Breakout Board, Analogue
Analogue line sensor for robotics. Detects surface contrast (black/white). Compatible with 3.3V/5V systems. 3mm sensing range.
The SparkFun QRE1113 Line Sensor Breakout Board provides an easy-to-use analogue output for line sensing applications in robotics and similar projects. Featuring an IR reflectance sensor composed of an IR emitting LED and an IR sensitive phototransistor, this breakout board delivers excellent performance in detecting line contrasts.
Key Features
- Compatible with both 3.3V and 5V systems
- Analogue output voltage decreases as IR light detected increases
- Optimised for line sensing—lower voltage output on white surfaces, higher on black
- 3mm optimal sensing distance for precise detection
- 5V DC operating voltage with a 25mA supply current
- Compact design with a single mounting hole for secure installation
Technical Specifications
- Dimensions: 7.6 x 14 mm
- Power Input/Output: 3-pin, 0.1” pitch header
- Contents: Breakout board only
This sensor is ideal for robotics, automation, and DIY electronics projects requiring reliable line detection.
- Line-following robots
- Automation projects
- DIY electronics
- Light-sensitive applications
- Sensor Type: IR reflectance (LED + phototransistor)
- Analogue output: Voltage varies with IR light intensity
- Optimal Sensing Distance: 3mm
- Operating Voltage: 5V DC
- Supply Current: 25mA
- Interface: 3-pin, 0.1” pitch header
- Mounting: Single hole for secure installation
- Dimensions: 7.6 x 14mm
Always follow local regulations and product guidance.
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