OPB811L55

Product Overview

The OPB811L55 is a reflective object sensor that belongs to the category of optoelectronic devices. It is commonly used for detecting the presence or absence of objects, and it possesses characteristics such as high sensitivity, compact size, and reliable performance. The sensor is typically packaged in a small, durable housing and is available in various packaging quantities to suit different application needs.

Specifications

• Operating Voltage: 5V
• Output Type: Phototransistor
• Sensing Distance: 2mm to 15mm
• Package Type: Through Hole
• Package Quantity: 50 pieces per pack

Detailed Pin Configuration

The OPB811L55 sensor has a standard 4-pin configuration: 1. VCC (Power Supply) 2. GND (Ground) 3. Output 4. N/C (Not Connected)

Functional Features

• High sensitivity to detect objects within the specified range
• Compact design for easy integration into different systems
• Reliable performance in various environmental conditions

Advantages and Disadvantages

Advantages

• High sensitivity enables accurate object detection
• Compact size allows for versatile installation options
• Reliable performance ensures consistent operation

Disadvantages

• Limited sensing distance compared to some other sensors
• Susceptible to ambient light interference in certain applications

Working Principles

The OPB811L55 operates on the principle of reflective sensing, where an infrared LED emits light onto the target surface, and the phototransistor detects the reflected light. When an object is present within the sensing range, the reflected light intensity changes, causing the phototransistor to switch its output state accordingly.

Detailed Application Field Plans

The OPB811L55 sensor finds extensive use in various applications, including: - Object detection in automated assembly lines - Paper presence detection in printers and copiers - Proximity sensing in robotics and automation - Slot detection in vending machines and gaming equipment

Detailed and Complete Alternative Models

Some alternative models to the OPB811L55 sensor include: - TCRT5000: A similar reflective object sensor with adjustable potentiometer for sensitivity control - QRE1113: Reflective sensor with analog output for precise distance measurement - GP2Y0A21YK0F: Infrared proximity sensor with longer sensing range for specific applications

In conclusion, the OPB811L55 reflective object sensor offers high sensitivity and reliable performance in a compact package, making it suitable for a wide range of object detection applications.

[Word count: 344]