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HOA0890-L55
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HOA0890-L55 Product Overview

Introduction

The HOA0890-L55 is a component belonging to the category of optical sensors. This sensor is commonly used for detecting the presence or absence of an object, as well as for position sensing in various applications. The following entry provides a comprehensive overview of the HOA0890-L55, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Optical Sensor
  • Use: Object detection and position sensing
  • Characteristics: High sensitivity, compact design, reliable performance
  • Package: Through-hole package
  • Essence: Utilizes infrared light for detection
  • Packaging/Quantity: Typically available in reels of 1000 units

Specifications

  • Operating Voltage: 4.5V to 16V
  • Output Type: Transistor
  • Sensing Distance: Up to 3.81mm
  • Response Time: 10µs
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The HOA0890-L55 features a standard 4-pin configuration: 1. VCC (Power supply) 2. GND (Ground) 3. Output 4. N/C (Not connected)

Functional Features

  • Infrared Emitter and Detector: Utilizes an infrared emitter and detector pair for object detection.
  • Transistor Output: Provides a digital output signal based on the presence or absence of the detected object.
  • Compact Design: Small form factor enables easy integration into various systems.

Advantages and Disadvantages

Advantages

  • High sensitivity to detect objects accurately
  • Wide operating voltage range
  • Fast response time

Disadvantages

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

Working Principles

The HOA0890-L55 operates based on the principle of infrared reflection. When an object is within the sensing distance, it reflects the emitted infrared light back to the detector, causing a change in the output signal.

Detailed Application Field Plans

The HOA0890-L55 finds extensive use in the following application fields: - Automotive: Position sensing for gear shifters and brake pedals - Industrial Automation: Object detection in conveyor systems - Consumer Electronics: Paper detection in printers and copiers

Detailed and Complete Alternative Models

For users seeking alternative options, the following models can be considered: - HOA0902 Series: Offers longer sensing distances - HOA0903 Series: Enhanced resistance to ambient light interference - HOA0904 Series: Higher precision for position sensing

In conclusion, the HOA0890-L55 optical sensor serves as a reliable solution for object detection and position sensing in various industries, offering a balance of sensitivity, compactness, and performance.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan HOA0890-L55 dalam solusi teknis

  1. What is HOA0890-L55?

    • HOA0890-L55 is a reflective sensor module commonly used for detecting the presence or absence of an object.

  2. What are the typical applications of HOA0890-L55?

    • It is often used in industrial automation, robotics, vending machines, and printing equipment for object detection and counting.

  3. How does HOA0890-L55 work?

    • The sensor module consists of an infrared LED and a phototransistor that detects the reflected light from the object, providing a digital output signal based on the presence or absence of the object.

  4. What is the operating voltage range for HOA0890-L55?

    • The operating voltage range is typically 4.5V to 16V DC.

  5. Can HOA0890-L55 be used for detecting transparent objects?

    • Yes, it can detect transparent objects by adjusting the sensitivity and using appropriate background suppression techniques.

  6. What is the sensing distance of HOA0890-L55?

    • The sensing distance can vary based on the reflectivity of the object, but it is typically in the range of a few millimeters to a few centimeters.

  7. Is HOA0890-L55 resistant to ambient light interference?

    • Yes, it has built-in ambient light rejection to minimize the impact of external light sources.

  8. Does HOA0890-L55 require any calibration before use?

    • It may require initial adjustment and calibration based on the specific application and environmental conditions.

  9. Can multiple HOA0890-L55 sensors be used in close proximity without interference?

    • Yes, they can be used in close proximity with proper positioning and shielding to minimize crosstalk.

  10. Are there any special considerations for mounting HOA0890-L55 in a technical solution?

    • Mounting should ensure proper alignment and stability to maintain consistent performance, and care should be taken to protect the sensor from dust and debris.

Feel free to ask if you need further information on any of these questions!