TT Electronics/Optek Technology
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OPB481T11
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OPB481T11

Product Overview

The OPB481T11 belongs to the category of optical sensors and is commonly used for detecting the presence or absence of an object. This sensor is characterized by its compact design, high sensitivity, and reliable performance. The package includes the sensor itself along with essential documentation and mounting hardware. Its essence lies in its ability to accurately detect objects within its range. The packaging consists of a single sensor unit per package.

Specifications

  • Operating Voltage: 4.5V to 5.5V
  • Output Type: Phototransistor
  • Sensing Method: Reflective
  • Sensing Distance: 0.2mm to 2.5mm
  • Operating Temperature: -40°C to 85°C
  • Package Type: Through Hole
  • Dimensions: 7.62mm x 4.83mm x 3.18mm

Detailed Pin Configuration

  1. VCC
  2. GND
  3. Output

Functional Features

  • High sensitivity to detect objects
  • Compact size for easy integration into various applications
  • Reliable performance across different operating conditions

Advantages

  • Accurate detection of objects within the specified range
  • Versatile and can be used in various applications
  • Compact design allows for easy installation

Disadvantages

  • Limited sensing distance compared to some other sensors
  • Susceptible to ambient light interference

Working Principles

The OPB481T11 operates based on the principle of reflective sensing. It emits infrared light and detects the reflection from an object within its sensing range. When an object is present, the phototransistor output is activated, indicating the presence of the object.

Detailed Application Field Plans

The OPB481T11 is widely used in applications such as: - Object detection in automated assembly lines - Paper detection in printers and copiers - Proximity sensing in robotics and automation

Detailed and Complete Alternative Models

Some alternative models to OPB481T11 include: - TCRT5000: Similar reflective optical sensor with a longer sensing distance - QRE1113: Reflective sensor with analog output for precise distance measurement - GP2Y0A21YK0F: Infrared proximity sensor with a longer range for object detection

In conclusion, the OPB481T11 optical sensor offers reliable object detection capabilities in a compact form factor, making it suitable for various applications requiring accurate and efficient sensing.

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Énumérez 10 questions et réponses courantes liées à l'application de OPB481T11 dans les solutions techniques

  1. What is OPB481T11?

    • OPB481T11 is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. How does OPB481T11 work?

    • 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.

  3. What are the typical applications of OPB481T11?

    • OPB481T11 is commonly used in applications such as object detection, counting, and position sensing in various technical solutions.

  4. What is the operating voltage range for OPB481T11?

    • The operating voltage range for OPB481T11 is typically between 4.5V and 5.5V.

  5. What is the sensing distance of OPB481T11?

    • The sensing distance of OPB481T11 can vary based on the specific application and environmental conditions, but it is generally in the range of a few millimeters to a few centimeters.

  6. Can OPB481T11 be used in harsh environments?

    • OPB481T11 is not designed for harsh environments and may require additional protection or housing if used in dusty, wet, or extreme temperature conditions.

  7. What is the output type of OPB481T11?

    • OPB481T11 provides a digital output, typically in the form of a logic high or low signal based on the presence or absence of the detected object.

  8. Is OPB481T11 suitable for use in mobile robotics?

    • Yes, OPB481T11 can be integrated into mobile robotics for tasks such as line following, obstacle detection, and proximity sensing.

  9. Does OPB481T11 require any external components for operation?

    • OPB481T11 may require external resistors or capacitors for proper operation, depending on the specific circuit design and application requirements.

  10. Can OPB481T11 be used for speed sensing in rotating machinery?

    • While OPB481T11 is primarily designed for object detection, it can be utilized for speed sensing in certain rotating machinery applications when combined with appropriate signal processing and calibration techniques.