TT Electronics/Optek Technology
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OPB832W51
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OPB832W51

Product Overview

Category

The OPB832W51 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-emitting diode and a phototransistor.

Characteristics

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

Package

The OPB832W51 is available in a compact package suitable for easy integration into various electronic devices.

Essence

The essence of OPB832W51 lies in its ability to provide accurate and reliable object detection in a wide range of applications.

Packaging/Quantity

The sensor is typically packaged individually and is available in varying quantities based on the requirements of the application.

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 OPB832W51 features a standard pin configuration with the following pins: 1. VCC (Supply Voltage) 2. GND (Ground) 3. Output

Functional Features

  • Infrared LED and phototransistor pair for object detection
  • Digital output for easy interfacing with microcontrollers
  • Built-in ambient light rejection for improved accuracy

Advantages

  • High sensitivity allows for reliable object detection
  • Compact size enables easy integration into various devices
  • Wide operating temperature range for versatile use

Disadvantages

  • Limited range compared to some other types of sensors
  • Susceptible to interference from external infrared sources

Working Principles

The OPB832W51 operates on the principle of detecting the interruption of the infrared light beam emitted by the internal LED. When an object obstructs the path between the LED and the phototransistor, the sensor's output changes, indicating the presence of the object.

Detailed Application Field Plans

The OPB832W51 is well-suited for a variety of applications, including: - Object detection in automated machinery - Proximity sensing in consumer electronics - Position sensing in robotics - Reflective sensing in printing and packaging equipment

Detailed and Complete Alternative Models

Some alternative models to OPB832W51 include: - TCRT5000: A similar reflective optical sensor with a compact design - QRE1113: An infrared reflectance sensor with analog output - GP2Y0A21YK0F: A long-range distance measuring sensor with infrared technology

In conclusion, the OPB832W51 optical sensor offers reliable object detection capabilities in a compact and versatile package, making it suitable for a wide range of applications.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением OPB832W51 в технических решениях.

  1. What is OPB832W51?

    • OPB832W51 is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. What are the typical applications of OPB832W51?

    • OPB832W51 is commonly used in applications such as industrial automation, robotics, and machinery for detecting the presence or absence of objects.

  3. What is the operating voltage range for OPB832W51?

    • The operating voltage range for OPB832W51 is typically between 4.5V to 5.5V.

  4. How does OPB832W51 detect objects?

    • OPB832W51 emits infrared light from the LED, and the phototransistor detects the reflected light. When an object is present, it interrupts the reflected light, causing the sensor output to change.

  5. What is the sensing distance of OPB832W51?

    • The sensing distance of OPB832W51 can vary based on the reflectivity of the object, but it is typically in the range of a few millimeters to a few centimeters.

  6. Can OPB832W51 be used in outdoor environments?

    • OPB832W51 is designed for indoor use and may not perform reliably in outdoor environments due to ambient light interference.

  7. What is the response time of OPB832W51?

    • The response time of OPB832W51 is typically very fast, in the range of microseconds, making it suitable for high-speed applications.

  8. Does OPB832W51 require any external components for operation?

    • OPB832W51 may require external resistors and capacitors for proper operation, depending on the specific application and circuit design.

  9. Is OPB832W51 sensitive to ambient light?

    • OPB832W51 is designed to minimize the effects of ambient light, but excessive ambient light can still affect its performance.

  10. Can OPB832W51 be used for position sensing?

    • OPB832W51 can be used for simple position sensing applications where the presence or absence of an object needs to be detected at a specific location. However, for precise positioning, additional sensors or encoders may be required.