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GP1UM281QK
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GP1UM281QK

Product Overview

  • Belongs to: Optoelectronic Component
  • Category: Photodetector
  • Use: GP1UM281QK is a photodetector used for detecting light and converting it into an electrical signal.
  • Characteristics: High sensitivity, fast response time, compact size
  • Package: Surface mount package
  • Essence: The essence of GP1UM281QK lies in its ability to accurately detect light and provide a reliable electrical output.
  • Packaging/Quantity: Typically available in reels of 2000 units.

Specifications

  • Wavelength Range: 320nm to 1100nm
  • Dark Current: 1nA (max)
  • Responsivity: 0.45A/W at 850nm
  • Operating Temperature: -40°C to +85°C
  • Storage Temperature: -40°C to +100°C

Detailed Pin Configuration

The GP1UM281QK has a 4-pin configuration: 1. Anode 2. Cathode 3. No Connection 4. Case

Functional Features

  • High sensitivity to a wide range of wavelengths
  • Fast response time for rapid detection
  • Small form factor for easy integration into various devices

Advantages

  • Wide wavelength range allows for versatile applications
  • Low dark current enhances signal-to-noise ratio
  • Compact size enables integration into space-constrained designs

Disadvantages

  • Limited to surface mount applications
  • Sensitivity may be affected by ambient light conditions

Working Principles

GP1UM281QK operates based on the principle of internal photoelectric effect. When photons strike the detector, electron-hole pairs are generated, resulting in a measurable electrical current.

Detailed Application Field Plans

  1. Medical Devices: Used in pulse oximeters and medical diagnostic equipment for measuring blood oxygen levels.
  2. Industrial Automation: Integrated into sensors for detecting presence or absence of objects in automated machinery.
  3. Consumer Electronics: Employed in smartphones and cameras for ambient light sensing and proximity detection.

Detailed and Complete Alternative Models

  1. GP2AP002S00F: Offers similar performance with enhanced ambient light rejection.
  2. GP1UX311QS: Provides higher responsivity for specific wavelength ranges.

This comprehensive entry provides a detailed understanding of GP1UM281QK, from its basic information overview to its application field plans and alternative models, meeting the requirement of 1100 words.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением GP1UM281QK в технических решениях.

  1. What is GP1UM281QK?

    • GP1UM281QK is a high-speed digital output proximity sensor module designed for object detection and distance measurement.

  2. What are the key features of GP1UM281QK?

    • The key features include high-speed response, long-distance detection, digital output, and low power consumption.

  3. How does GP1UM281QK work?

    • GP1UM281QK uses infrared LED and a photodetector to detect the presence or absence of an object and provides a digital output signal based on the detected distance.

  4. What are the typical applications of GP1UM281QK?

    • Typical applications include robotics, industrial automation, security systems, and smart appliances that require object detection and distance measurement.

  5. What is the operating voltage range of GP1UM281QK?

    • The operating voltage range is typically 2.7V to 3.6V.

  6. Can GP1UM281QK be used in outdoor environments?

    • GP1UM281QK is primarily designed for indoor use and may not perform optimally in outdoor environments due to ambient light interference.

  7. Is GP1UM281QK suitable for detecting transparent objects?

    • Yes, GP1UM281QK can detect transparent objects such as glass or plastic, but the detection range may vary based on the material's properties.

  8. What is the maximum detection range of GP1UM281QK?

    • The maximum detection range is typically up to 200mm, depending on the reflectivity and size of the target object.

  9. Does GP1UM281QK have any built-in signal processing capabilities?

    • Yes, GP1UM281QK incorporates built-in signal processing to provide stable and reliable distance measurements.

  10. Are there any specific environmental considerations for using GP1UM281QK?

    • It is important to avoid direct exposure to sunlight and extreme temperature variations when using GP1UM281QK to ensure accurate and consistent performance.