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OPB991P55Z
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OPB991P55Z

Product Overview

  • Category: Optoelectronics
  • Use: Optical sensor for object detection and position sensing
  • Characteristics: High sensitivity, compact size, reliable performance
  • Package: Through-hole package, leaded
  • Essence: Utilizes infrared light to detect objects
  • Packaging/Quantity: Available in reels of 1000 units

Specifications

  • Operating Voltage: 4.5V to 16V
  • Output Type: Phototransistor
  • Sensing Distance: Up to 3mm
  • Wavelength: 890nm

Detailed Pin Configuration

  1. Anode
  2. Cathode
  3. Emitter
  4. Collector

Functional Features

  • High sensitivity to infrared light
  • Fast response time
  • Low power consumption

Advantages

  • Compact size allows for easy integration into various applications
  • Reliable performance in detecting objects
  • Wide operating voltage range enables flexibility in usage

Disadvantages

  • Limited sensing distance compared to some alternatives
  • Susceptible to ambient light interference in certain conditions

Working Principles

The OPB991P55Z operates based on the principle of infrared light reflection. When an object is within the sensing distance, it reflects the emitted infrared light back to the sensor, causing the phototransistor to conduct and produce an output signal.

Detailed Application Field Plans

  1. Object detection in automated assembly lines
  2. Position sensing in robotics and machinery
  3. Proximity sensing in consumer electronics

Detailed and Complete Alternative Models

  1. OPB9000 - Longer sensing distance but larger package
  2. OPB990T11 - Higher ambient light immunity but lower sensitivity

Note: The above information provides a comprehensive overview of the OPB991P55Z, its specifications, features, and potential applications.

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10個與OPB991P55Z在技術方案中應用相關的常見問題與解答

  1. What is OPB991P55Z?

    • OPB991P55Z is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. What are the typical applications of OPB991P55Z?

    • OPB991P55Z is commonly used in applications such as position sensing, object detection, and automation systems.

  3. What is the operating voltage range for OPB991P55Z?

    • The operating voltage range for OPB991P55Z is typically between 4.5V to 5.5V.

  4. How does OPB991P55Z detect objects?

    • OPB991P55Z detects objects by emitting infrared light from the LED and then measuring the amount of light reflected back to the phototransistor.

  5. What is the typical sensing distance of OPB991P55Z?

    • The typical sensing distance of OPB991P55Z is around 0.2 inches to 0.5 inches, depending on the reflectivity of the object.

  6. Can OPB991P55Z be used in harsh environments?

    • OPB991P55Z is not designed for harsh environments and may require additional protection if used in dusty or wet conditions.

  7. What is the output type of OPB991P55Z?

    • OPB991P55Z provides a digital output, typically in the form of an open-collector transistor.

  8. Is OPB991P55Z sensitive to ambient light?

    • OPB991P55Z is designed to minimize the effects of ambient light, but it may still require shielding or filtering in brightly lit environments.

  9. What are the recommended mounting considerations for OPB991P55Z?

    • It is recommended to mount OPB991P55Z securely and ensure proper alignment between the LED and the phototransistor for accurate detection.

  10. Are there any specific precautions to consider when using OPB991P55Z?

    • Users should avoid exposing the sensor to direct sunlight, as well as ensuring proper electrical connections and avoiding mechanical stress on the sensor during installation.