OPB840W51Z Encyclopedia Entry

Product Overview

The OPB840W51Z is a photo interrupter sensor designed for precise and reliable detection in various applications. This optoelectronic device falls under the category of sensors and is commonly used for position sensing, object detection, and motion control. The sensor exhibits characteristics such as high sensitivity, fast response time, and robust construction. It is typically packaged in a compact housing and is available in varying quantities to suit different application needs.

Specifications

• Operating Voltage: 5V
• Current Consumption: 20mA
• Output Type: Phototransistor
• Aperture Width: 0.030" (0.76mm)
• Aperture Pitch: 0.100" (2.54mm)

Detailed Pin Configuration

The OPB840W51Z features a standard pin configuration with three pins: VCC (power supply), GND (ground), and OUT (output).

| Pin Name | Description | |----------|-------------------| | VCC | Power Supply (5V) | | GND | Ground | | OUT | Phototransistor Output |

Functional Features

• High Sensitivity: Capable of detecting subtle changes in light intensity.
• Fast Response Time: Provides quick feedback upon interruption of the light beam.
• Robust Construction: Designed to withstand environmental challenges and ensure long-term reliability.

Advantages and Disadvantages

Advantages

• Precise Detection: Offers accurate and reliable sensing capabilities.
• Versatile Application: Suitable for a wide range of industrial and consumer applications.
• Compact Design: Space-efficient and easy to integrate into various systems.

Disadvantages

• Limited Range: May have constraints in applications requiring long-distance detection.
• Ambient Light Sensitivity: Susceptible to interference from ambient light in certain environments.

Working Principles

The OPB840W51Z operates based on the interruption of an infrared light beam between the emitter and detector components. When an object obstructs the light path, the phototransistor output responds by changing its state, indicating the presence or absence of the object.

Detailed Application Field Plans

The OPB840W51Z finds extensive use in diverse fields, including: 1. Industrial Automation: Used for precise positioning and object detection in manufacturing processes. 2. Robotics: Integrated into robotic systems for accurate motion control and obstacle detection. 3. Consumer Electronics: Employed in devices for user interaction and proximity sensing.

Detailed and Complete Alternative Models

For applications requiring similar functionality, alternative models to consider include: 1. OPB9000 - Offers enhanced ambient light immunity and extended detection range. 2. TCST2103 - Provides a compact form factor and reliable performance in harsh environments. 3. EE-SX670 - Features a miniature design and high-speed response for demanding applications.

In conclusion, the OPB840W51Z photo interrupter sensor stands as a versatile and reliable solution for precise detection and sensing needs across various industries and applications.

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