TT Electronics/Optek Technology
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OPB871P51TX
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OPB871P51TX

Product Overview

The OPB871P51TX belongs to the category of optical sensors and is commonly used for detecting the presence or absence of an object. Its characteristics include high sensitivity, compact size, and reliable performance. The package typically includes the sensor itself along with any necessary mounting hardware. The essence of this product lies in its ability to accurately detect objects within its range. It is usually available in standard packaging with a specific quantity per package.

Specifications

  • Operating Voltage: 3.0V to 5.5V
  • Output Type: Phototransistor
  • Sensing Method: Reflective
  • Operating Temperature: -40°C to 85°C
  • Response Time: 10µs

Detailed Pin Configuration

The OPB871P51TX features a standard 4-pin configuration: 1. VCC (Power supply) 2. GND (Ground) 3. Output 4. N/C (Not connected)

Functional Features

  • High sensitivity to detect objects
  • Compact design for easy integration
  • Reliable performance across varying environmental conditions

Advantages and Disadvantages

Advantages

  • High sensitivity allows for accurate detection
  • Compact size enables versatile installation options
  • Reliable performance ensures consistent operation

Disadvantages

  • Limited operating temperature range
  • Requires external circuitry for proper integration

Working Principles

The OPB871P51TX operates based on the reflective sensing method. When an object is within the sensor's range, it reflects light back to the phototransistor, causing a change in the output signal. This change is then interpreted as the presence of the object.

Detailed Application Field Plans

The OPB871P51TX is commonly used in various applications such as: - Object detection in automated machinery - Paper detection in printers and copiers - Proximity sensing in robotics and automation

Detailed and Complete Alternative Models

Some alternative models to the OPB871P51TX include: - OPB9000: Offers similar reflective sensing capabilities - OPB700: Provides a different form factor for specific installation requirements - OPB800: Designed for higher temperature operating environments

In conclusion, the OPB871P51TX is a reliable optical sensor with high sensitivity and compact design, making it suitable for a wide range of object detection applications.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von OPB871P51TX in technischen Lösungen auf

  1. What is OPB871P51TX?

    • OPB871P51TX is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. What are the typical applications of OPB871P51TX?

    • It is commonly used in applications such as industrial automation, robotics, assembly line monitoring, and object detection.

  3. What is the operating voltage range for OPB871P51TX?

    • The operating voltage range for OPB871P51TX is typically between 4.5V and 5.5V.

  4. How does OPB871P51TX detect objects?

    • The infrared LED emits light, which is then reflected off an object and detected by the phototransistor, allowing the sensor to determine the presence or absence of the object.

  5. What is the sensing distance of OPB871P51TX?

    • The sensing distance can vary based on the specific application and environmental conditions, but it is typically in the range of a few millimeters to a few centimeters.

  6. Can OPB871P51TX be used in harsh environments?

    • Yes, OPB871P51TX is designed to operate reliably in harsh industrial environments, including those with dust, dirt, and vibration.

  7. Does OPB871P51TX have any built-in signal conditioning?

    • Yes, it has built-in signal conditioning to provide a clean and reliable output signal.

  8. What is the output type of OPB871P51TX?

    • The output is typically digital, providing a high or low signal based on the presence or absence of the detected object.

  9. Is OPB871P51TX sensitive to ambient light?

    • It is designed to minimize the effects of ambient light interference, making it suitable for use in various lighting conditions.

  10. Can multiple OPB871P51TX sensors be used together in a system?

    • Yes, multiple sensors can be used together to cover larger areas or to provide redundancy in critical applications.