The ITR8307/S18/TR8(B) is a reflective object sensor manufactured by Everlight Electronics Co Ltd. It integrates an infrared emitting diode and a phototransistor in a compact surface-mount package. This sensor is designed for detecting the presence or absence of nearby objects by measuring the reflected infrared light.

Applications

• Optical Mouse: Used for tracking movement by detecting changes in surface reflection.
• Line Following Robots: Enables robots to follow a defined path by sensing the difference in reflectivity between the line and the background.
• Object Detection: Implemented in various applications like automated dispensing machines, vending machines, and proximity sensors.
• Edge Detection: Sensing the edge of a paper or material in printers and other paper handling equipment.
• Position Sensors: Detecting the position of mechanical parts or assemblies.

Features

• Compact Surface Mount Package: Facilitates easy integration into various electronic devices.
• High Sensitivity: Provides reliable object detection even with low reflectivity surfaces.
• Operating Wavelength of 940nm: Infrared light, which is less sensitive to ambient light interference.
• Fast Response Time: Allows for quick and accurate object detection.
• Low Current Consumption: Suitable for battery-powered applications.

Benefits

• Improved Accuracy: Accurate object detection enhances the performance of devices like optical mice and robots.
• Space Saving: Compact design allows for integration into small and portable devices.
• Reduced Power Consumption: Extends battery life in portable applications.
• Enhanced Reliability: Robust design ensures reliable operation in various environments.
• Cost-Effective Solution: Provides an affordable solution for object detection needs.

Additional Details

The ITR8307/S18/TR8(B) operates within a specific range of supply voltage and current, detailed in the manufacturer's datasheet. The peak wavelength is typically around 940nm, and the sensor's output is proportional to the amount of reflected infrared light. The optimal distance for object detection depends on the surface reflectivity and ambient lighting conditions. The device is typically reflow solderable according to industry standards.