OPB860L55 Encyclopedia Entry

Product Overview

The OPB860L55 is a photo interrupter sensor designed for precise detection and counting applications. This optoelectronic device falls under the category of sensors and is widely used in various industries for its reliable performance and accuracy. The sensor's characteristics include high sensitivity, compact design, and a durable package that ensures long-term functionality. It is available in packaging quantities suitable for both individual and bulk usage.

Specifications

• Operating Wavelength: 950 nm
• Aperture Width: 0.8 mm
• Supply Voltage: 5 V
• Output Type: Transistor
• Maximum Collector Current: 20 mA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The OPB860L55 features a standard pin configuration with three pins: emitter, collector, and base. The pinout is as follows: - Pin 1 (Emitter): Connected to the anode of the infrared LED - Pin 2 (Collector): Output of the phototransistor - Pin 3 (Base): Connected to the cathode of the infrared LED and the collector of the phototransistor

Functional Features

• Precise Detection: The sensor provides accurate and reliable detection capabilities, making it suitable for applications requiring precision.
• Compact Design: Its small form factor allows for easy integration into various systems and equipment.
• Durable Package: The sensor is housed in a robust package, ensuring longevity and resistance to environmental factors.

Advantages and Disadvantages

Advantages

• High Sensitivity: The sensor offers high sensitivity, enabling it to detect even subtle changes in the input signal.
• Versatile Application: It can be utilized in diverse fields such as industrial automation, robotics, and consumer electronics.

Disadvantages

• Limited Operating Temperature Range: The sensor's performance may be affected at extreme temperatures beyond the specified range.
• External Interference: It may be susceptible to external light sources, impacting its accuracy in certain environments.

Working Principles

The OPB860L55 operates based on the interruption of the infrared light beam between the emitter and the phototransistor. When an object obstructs the light path, the phototransistor's output is triggered, indicating the presence or absence of the object.

Detailed Application Field Plans

The sensor finds extensive application in: - Automated Counting Systems: Used for accurately counting objects on conveyor belts and assembly lines. - Printers and Copiers: Employed for paper jam detection and media presence sensing. - Security Systems: Integrated into security gates and access control mechanisms for detecting unauthorized entry.

Detailed and Complete Alternative Models

• OPB860T55: Variant with enhanced temperature tolerance for extreme operating conditions.
• OPB860W55: Water-resistant model suitable for applications in damp or wet environments.

In conclusion, the OPB860L55 photo interrupter sensor offers precise detection capabilities, compact design, and versatile application possibilities. Its high sensitivity and durable package make it a preferred choice for numerous industries, despite its limitations in extreme temperature conditions. With alternative models available to address specific environmental challenges, the sensor continues to be a valuable component in modern technological systems.

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