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OPB993L11
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OPB993L11 Encyclopedia Entry

Product Overview

The OPB993L11 is a photo interrupter sensor belonging to the category of optoelectronic devices. It is commonly used for detecting the presence or absence of an object, and it possesses characteristics such as high sensitivity, compact size, and reliable performance. The sensor is typically packaged in a small housing with an infrared LED emitter and phototransistor receiver. It is available in various packaging options and quantities to suit different application requirements.

Specifications

  • Operating Wavelength: 950 nm
  • Aperture Width: 0.030" (0.76 mm)
  • Supply Voltage: 4.5 V to 5.5 V
  • Output Type: Transistor
  • Maximum Collector Current: 20 mA
  • Rise/Fall Time: 15 µs
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The OPB993L11 features a standard 4-pin configuration: 1. VCC (Supply Voltage) 2. GND (Ground) 3. Collector 4. Emitter

Functional Features

  • High sensitivity to detect objects within the aperture width
  • Fast response time for real-time object detection
  • Reliable operation across a wide temperature range
  • Low power consumption for energy-efficient applications

Advantages and Disadvantages

Advantages

  • Compact size allows for easy integration into various systems
  • High sensitivity enables accurate object detection
  • Wide operating temperature range enhances versatility
  • Low power consumption for energy-efficient designs

Disadvantages

  • Limited aperture width may restrict use in certain applications
  • Susceptible to ambient light interference in some environments

Working Principles

The OPB993L11 operates based on the interruption of the infrared light beam between the emitter and receiver. When an object enters the aperture, it obstructs the light, causing the phototransistor to switch states and produce an output signal. This change in signal is utilized to detect the presence or absence of the object.

Detailed Application Field Plans

The OPB993L11 finds extensive use in various applications, including: - Object detection in automated assembly lines - Paper detection in printers and copiers - Position sensing in robotics and machinery - Slot detection in vending machines and gaming equipment

Detailed and Complete Alternative Models

  • OPB9000: Similar photo interrupter with wider aperture width
  • OPB990T11: Photo interrupter with enhanced ambient light rejection
  • OPB991N11: Compact photo interrupter with lower power consumption

In conclusion, the OPB993L11 photo interrupter sensor offers high sensitivity and reliable performance, making it suitable for diverse object detection applications across different industries.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van OPB993L11 in technische oplossingen

  1. What is OPB993L11?

    • OPB993L11 is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. How does OPB993L11 work?

    • The infrared LED emits light, which is then reflected off an object and detected by the phototransistor, allowing it to sense the presence or absence of the object.

  3. What are the typical applications of OPB993L11?

    • OPB993L11 is commonly used in applications such as robotics, industrial automation, assembly line monitoring, and object detection.

  4. What are the key features of OPB993L11?

    • Some key features include its compact size, high reliability, and ability to operate effectively in various ambient light conditions.

  5. What is the operating voltage range for OPB993L11?

    • OPB993L11 typically operates within a voltage range of 4.5V to 5.5V.

  6. Can OPB993L11 be used for detecting transparent objects?

    • No, OPB993L11 is not suitable for detecting transparent objects as it relies on the reflection of light to detect the presence of an object.

  7. What is the sensing distance of OPB993L11?

    • The sensing distance of OPB993L11 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. Is OPB993L11 resistant to ambient light interference?

    • Yes, OPB993L11 is designed to have good ambient light rejection, making it suitable for use in environments with varying light conditions.

  9. Can OPB993L11 be used in harsh industrial environments?

    • Yes, OPB993L11 is rugged and can withstand harsh industrial environments, making it suitable for use in manufacturing and automation settings.

  10. Are there any special considerations for integrating OPB993L11 into a technical solution?

    • It's important to consider factors such as mounting position, alignment, and calibration to ensure optimal performance when integrating OPB993L11 into a technical solution.