Overview

• Emitting a beam of infrared, and receive the reflected beam
• Features wide range voltage comparator LM393
• Adjustable sensitivity
• Signal output indicator

Specifications

• Power: 3.3V ~ 5V
• Dimension: 39mm × 15.5mm (include the IR LED)
• Mounting holes size: 3mm
• Detection range: 2cm ~ 30cm (depending on the obstacle's color, farthest for white)
• Detection angle: 35°
• Recommended environment: in door, to avoid the sunshine effect

Applications

• Robot path tracking
• Obstacle-avoiding car
• Pipeline counter

How to Use

In the case of working with a MCU:

• VCC ↔ 3.3V ~ 5V
• GND ↔ GND
• AOUT ↔ MCU.IO (analog output)
• DOUT ↔ MCU.IO (digital output)

Dimensions

Development Resources

Wiki : www.waveshare.com/wiki/Infrared_Proximity_Sensor