OPB891P55Z

Product Overview

The OPB891P55Z is a photo interrupter sensor designed for precise detection and counting applications. This optoelectronic device falls under the category of sensors and is commonly used in various industrial and consumer electronic products. Its key characteristics include high sensitivity, compact size, and reliable performance. The sensor is typically packaged in a durable housing and is available in different packaging/quantity options to suit specific application requirements.

Specifications

• Operating Wavelength: 950 nm
• Aperture Width: 0.95 mm
• Supply Voltage: 5 V
• Output Type: Phototransistor
• Maximum Collector Current: 20 mA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The OPB891P55Z features a standard 4-pin configuration: 1. VCC (Supply Voltage) 2. GND (Ground) 3. Signal Output 4. N/C (Not Connected)

Functional Features

• Precise Object Detection: The sensor provides accurate interruption detection, making it suitable for applications requiring precise object counting or positioning.
• Compact Design: Its small form factor allows for easy integration into various devices and equipment.
• Reliable Performance: The sensor offers consistent and reliable performance even in challenging environmental conditions.

Advantages and Disadvantages

Advantages

• High Sensitivity: The sensor's high sensitivity enables it to detect objects with low reflectivity.
• Versatile Application: It can be used in a wide range of applications including industrial automation, robotics, and consumer electronics.

Disadvantages

• Limited Range: The sensor's detection range may be limited in certain applications.
• Ambient Light Sensitivity: It may be susceptible to interference from ambient light in some operating environments.

Working Principles

The OPB891P55Z operates based on the interruption of an infrared light beam between the emitter and detector components. When an object passes through the beam, the phototransistor output is triggered, indicating the presence or absence of the object.

Detailed Application Field Plans

The OPB891P55Z is well-suited for the following applications: - Object Counting Systems: Used in automated assembly lines and inventory management systems for accurate counting of objects. - Printers and Copiers: Employed for paper jam detection and media presence sensing in printing devices. - Robotics: Integrated into robotic systems for precise object detection and positioning tasks.

Detailed and Complete Alternative Models

• OPB891W55Z: A variant with wider aperture width for applications requiring broader detection coverage.
• OPB891P55Y: Similar to OPB891P55Z but with enhanced ambient light rejection capabilities for use in brightly lit environments.

In conclusion, the OPB891P55Z photo interrupter sensor offers reliable and precise object detection capabilities, making it a valuable component in various industrial and consumer electronic applications.

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