OPB845L51

Product Overview

The OPB845L51 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, compact packaging, and efficient performance. It is typically packaged individually and is available in varying quantities to suit different application requirements.

Specifications

• Supply Voltage: 5V
• Output Type: Phototransistor
• Operating Wavelength: 950nm
• Aperture Width: 0.95mm
• Operating Temperature Range: -40°C to 85°C
• Package Type: Through Hole
• Lead-Free Status: Lead-Free

Detailed Pin Configuration

The OPB845L51 features a standard 4-pin configuration: 1. VCC (Supply Voltage) 2. GND (Ground) 3. Output 4. N/C (Not Connected)

Functional Features

• High Sensitivity: The sensor offers excellent sensitivity, enabling accurate detection of objects or interruptions.
• Compact Design: Its small form factor makes it suitable for space-constrained applications.
• Reliable Performance: The device delivers consistent and reliable performance in various environmental conditions.

Advantages and Disadvantages

Advantages

• Precise Detection: Capable of accurately detecting objects within its range.
• Versatile Application: Suitable for a wide range of applications including robotics, automation, and industrial control systems.
• Compact Size: The small footprint allows for easy integration into different designs.

Disadvantages

• Limited Range: The detection range may be limited compared to some other sensors in the same category.
• Ambient Light Sensitivity: Susceptible to interference from ambient light in certain operating environments.

Working Principles

The OPB845L51 operates based on the interruption of an infrared light beam between the emitter and detector components. When an object obstructs the path of the light beam, the phototransistor output is triggered, indicating the presence of the object.

Detailed Application Field Plans

The OPB845L51 finds extensive use in various applications, including: - Object Detection: Used in automated systems to detect the presence or absence of objects on conveyor belts or assembly lines. - Position Sensing: Employed in robotics and machinery to determine the position of moving parts or components. - Motion Control: Integrated into systems for precise motion control and speed regulation.

Detailed and Complete Alternative Models

For applications requiring similar functionality, alternative models to consider include: - OPB9000: Offers enhanced ambient light rejection and extended range capabilities. - TCST2103: Provides a compact surface-mount design with similar performance characteristics.

In conclusion, the OPB845L51 photo interrupter sensor presents a reliable solution for precise object detection and position sensing applications. With its compact design and high sensitivity, it serves as a versatile component in various electronic and mechanical systems.

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