OPB831W55Z Encyclopedia Entry

Product Overview

The OPB831W55Z is a photo interrupter sensor designed for use in various electronic and mechanical applications. This optoelectronic device is known for its reliability, precision, and versatility. It belongs to the category of optical sensors and is commonly used for position sensing, object detection, and speed measurement. The sensor is characterized by its compact size, high sensitivity, and low power consumption. It is typically packaged in a durable housing with an integrated emitter and detector, and is available in various packaging options and quantities to suit different application requirements.

Specifications

• Operating Voltage: 3.0V to 5.5V
• Output Type: Phototransistor
• Package Type: Through Hole
• Operating Temperature: -40°C to 85°C
• Response Time: 15µs
• Emitter Wavelength: 950nm

Detailed Pin Configuration

The OPB831W55Z features a standard pin configuration with three pins: 1. VCC (Power Supply) 2. GND (Ground) 3. OUT (Output)

Functional Features

• Reliable Object Detection: The sensor provides accurate and consistent detection of objects within its range.
• Fast Response Time: With a response time of 15µs, the sensor can quickly detect changes in the detected object's position.
• Wide Operating Voltage Range: The sensor can operate within a wide voltage range, making it suitable for various electronic systems.

Advantages and Disadvantages

Advantages

• Compact Size: The small form factor allows for easy integration into compact designs.
• Low Power Consumption: The sensor consumes minimal power, making it suitable for battery-powered applications.
• High Sensitivity: The sensor offers high sensitivity, enabling precise object detection.

Disadvantages

• Limited Range: The sensor's detection range may be limited compared to other sensing technologies.
• Ambient Light Sensitivity: The sensor's performance may be affected by ambient light conditions in certain applications.

Working Principles

The OPB831W55Z operates based on the interruption of an infrared light beam between the emitter and detector. When an object obstructs the light path, the phototransistor output transitions, indicating the presence or absence of the object.

Detailed Application Field Plans

The OPB831W55Z is widely used in the following applications: - Printers and Copiers: Used for paper jam detection and media presence sensing. - Industrial Automation: Employed for position sensing in conveyor systems and machinery. - Robotics: Integrated into robotic arms and grippers for object detection and positioning.

Detailed and Complete Alternative Models

• OPB9000: Offers higher ambient light immunity and extended operating temperature range.
• OPB100Z: Provides a wider detection range and faster response time for high-speed applications.

In conclusion, the OPB831W55Z photo interrupter sensor is a versatile and reliable component suitable for a wide range of electronic and mechanical applications. Its compact design, high sensitivity, and fast response time make it a preferred choice for designers seeking precision object detection solutions.

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