TT Electronics/Optek Technology
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OPB390T55
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OPB390T55

Product Overview

Category

The OPB390T55 belongs to the category of optical sensors.

Use

It is used for detecting the presence or absence of an object by utilizing an infrared light source and a photodetector.

Characteristics

  • Utilizes infrared light for detection
  • Compact size
  • High sensitivity
  • Reliable performance

Package

The OPB390T55 is typically available in a compact, surface-mount package.

Essence

The essence of the OPB390T55 lies in its ability to accurately detect the presence of objects using infrared technology.

Packaging/Quantity

The sensor is usually packaged in reels and is available in varying quantities based on customer requirements.

Specifications

  • Operating Wavelength: 950 nm
  • Supply Voltage: 4.5 V to 5.5 V
  • Output Type: Phototransistor
  • Operating Temperature Range: -40°C to 85°C
  • Response Time: 15 µs

Detailed Pin Configuration

The OPB390T55 typically consists of three pins: 1. VCC (Supply Voltage) 2. GND (Ground) 3. OUT (Output)

Functional Features

  • Infrared LED and phototransistor in a single package
  • Digital output for easy interfacing with microcontrollers
  • Built-in ambient light rejection

Advantages

  • High sensitivity enables reliable object detection
  • Compact size allows for versatile integration into various applications
  • Digital output simplifies interfacing with control systems

Disadvantages

  • Limited operating temperature range may restrict certain industrial applications
  • Susceptible to interference from external infrared sources

Working Principles

The OPB390T55 operates on the principle of infrared reflection. The infrared LED emits light, which is then reflected off an object onto the phototransistor. The phototransistor detects the reflected light and produces a corresponding digital output signal.

Detailed Application Field Plans

The OPB390T55 finds extensive application in various fields, including: - Object detection in automated manufacturing processes - Proximity sensing in robotics and automation - Position sensing in consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the OPB390T55 include: - TCRT5000: A similar reflective optical sensor with a different pin configuration - QRE1113: Reflective object sensor with analog output for distance measurement

In conclusion, the OPB390T55 optical sensor offers high sensitivity and reliable performance in object detection applications, making it a valuable component in diverse industries.

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Énumérez 10 questions et réponses courantes liées à l'application de OPB390T55 dans les solutions techniques

  1. What is OPB390T55?

    • OPB390T55 is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. What are the typical applications of OPB390T55?

    • OPB390T55 is commonly used in applications such as paper detection in printers, edge detection in robotics, and object detection in industrial automation.

  3. How does OPB390T55 work?

    • The infrared LED emits light, which is then reflected off an object and detected by the phototransistor, producing an output signal based on the presence or absence of the object.

  4. What are the key features of OPB390T55?

    • Some key features of OPB390T55 include its compact size, high reliability, and ability to operate in various environmental conditions.

  5. What is the operating voltage range of OPB390T55?

    • OPB390T55 typically operates within a voltage range of 4.5V to 5.5V.

  6. Can OPB390T55 be used for non-contact sensing?

    • Yes, OPB390T55 is designed for non-contact sensing applications, making it suitable for detecting objects without physical contact.

  7. What is the sensing distance of OPB390T55?

    • The sensing distance of OPB390T55 can vary based on the specific application and environmental factors, but it is typically in the range of a few millimeters to a few centimeters.

  8. Does OPB390T55 require any external components for operation?

    • OPB390T55 may require additional resistors or capacitors for proper operation, depending on the specific circuit design and application requirements.

  9. Is OPB390T55 sensitive to ambient light?

    • OPB390T55 is designed to minimize the effects of ambient light interference, but it may still require shielding or filtering in certain lighting conditions.

  10. Are there any recommended mounting considerations for OPB390T55?

    • It is recommended to mount OPB390T55 securely and ensure proper alignment between the sensor and the target object for reliable performance.