QRE1113GR

The QRE1113GR is a reflective optical sensor consisting of an infrared emitter and phototransistor designed for object detection and line-following applications. This sensor operates by emitting infrared light and detecting the reflection off a target surface, providing a non-contact sensing solution.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• Anode: Anode of the infrared emitter
• Cathode: Cathode of the infrared emitter
• Collector: Collector of the phototransistor
• Emitter: Emitter of the phototransistor
• -VEE: Negative power supply
• +VCC: Positive power supply

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the QRE1113GR optical sensor for better understanding.

Key Features

• Reflective Optical Sensor: The QRE1113GR combines an infrared emitter and phototransistor for reliable object detection.
• Non-Contact Sensing: Enables non-contact sensing of objects or surfaces, making it ideal for robotics and automation applications.
• Compact Design: The sensor comes in a compact package, suitable for integration into small-scale projects.
• High Sensitivity: Offers high sensitivity to variations in reflected infrared light, providing accurate detection capabilities.
• Wide Operating Voltage Range: Operates within a wide voltage range, accommodating various power supply configurations.

Note: For detailed technical specifications, please refer to the QRE1113GR datasheet.

Application

• Object Detection: Suitable for detecting objects in proximity without physical contact.
• Line Following: Commonly used in robotics for line-following applications, tracking lines with precision.
• Distance Measurement: Can be utilized for distance estimation based on reflective properties of surfaces.

Functionality

The QRE1113GR reflective optical sensor detects the presence of objects or surfaces by emitting infrared light and measuring the reflected intensity. It offers a convenient and accurate sensing solution for a variety of applications.

Usage Guide

• Power Supply: Connect +VCC (Pin) to the positive power supply and -VEE (Pin) to the negative power supply.
• Data Connections: Connect the anode, cathode, collector, and emitter pins according to the specific application requirements.
• Sensor Placement: Position the sensor to ensure proper reflection detection based on the application needs.

Frequently Asked Questions

Q: What is the sensing range of the QRE1113GR?
A: The sensing range of the QRE1113GR depends on the reflective properties of the target surface, typically ranging from a few millimeters to several centimeters.

Q: Is the QRE1113GR suitable for outdoor applications?
A: The QRE1113GR is more suitable for indoor applications where ambient light conditions can be controlled for consistent sensor performance.