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OPB770N
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OPB770N Encyclopedia Entry

Product Overview

The OPB770N is a reflective object sensor that belongs to the category of optoelectronic devices. It is commonly used for detecting the presence or absence of objects, and it possesses unique characteristics that make it suitable for various applications. The sensor is typically packaged in a compact housing and is available in different packaging/quantity options to cater to diverse user requirements.

Specifications

  • Operating Voltage: 4.5V to 16V
  • Output Type: Phototransistor
  • Sensing Distance: Up to 0.125 inches (3.18mm)
  • Package Type: Through Hole
  • Package / Case: Module
  • Mounting Type: Through Hole
  • Current - DC Forward (If): 60mA
  • Wavelength: 890nm
  • Response Time: 15µs

Detailed Pin Configuration

The OPB770N sensor has a standard pin configuration with three pins: 1. VCC (Power supply input) 2. GND (Ground) 3. OUT (Output signal)

Functional Features

  • Reliable object detection
  • High sensitivity to reflective surfaces
  • Wide operating voltage range
  • Fast response time

Advantages and Disadvantages

Advantages

  • Versatile application possibilities
  • Compact and easy to integrate
  • Suitable for harsh environments

Disadvantages

  • Limited sensing distance
  • Susceptible to ambient light interference

Working Principles

The OPB770N operates based on the principle of reflective sensing. When an object is within the sensor's detection range, the emitted light from the internal LED reflects off the object and is received by the phototransistor, causing a change in the output signal.

Detailed Application Field Plans

The OPB770N sensor finds extensive use in various fields, including: - Industrial automation for object detection in manufacturing processes - Robotics for proximity sensing and obstacle detection - Security systems for intrusion detection - Automotive applications for position sensing and speed measurement

Detailed and Complete Alternative Models

Some alternative models to the OPB770N sensor include: - TCRT5000: A similar reflective optical sensor with a compact design - QRE1113: Reflective object sensor with analog output for distance measurement - GP2Y0A21YK0F: Infrared proximity sensor with longer sensing range

In conclusion, the OPB770N reflective object sensor offers reliable and versatile object detection capabilities, making it a valuable component in various electronic and industrial applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi OPB770N dalam penyelesaian teknikal

Sure, here are 10 common questions and answers related to the application of OPB770N in technical solutions:

  1. What is OPB770N?

    • OPB770N is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. What is the operating voltage range of OPB770N?

    • The operating voltage range of OPB770N is typically between 4.5V and 5.5V.

  3. What is the typical sensing distance of OPB770N?

    • The typical sensing distance of OPB770N is around 0.2 inches (5mm).

  4. How does OPB770N detect objects?

    • OPB770N detects objects by emitting infrared light from the LED and then measuring the amount of light reflected back to the phototransistor.

  5. What is the output of OPB770N?

    • The output of OPB770N is a digital signal that indicates the presence or absence of a reflective object.

  6. Can OPB770N be used for edge detection?

    • Yes, OPB770N can be used for edge detection by positioning it so that the edge of the object reflects the infrared light back to the sensor.

  7. What is the typical response time of OPB770N?

    • The typical response time of OPB770N is in the range of microseconds, making it suitable for high-speed applications.

  8. Is OPB770N sensitive to ambient light?

    • OPB770N is designed to minimize the effects of ambient light, but it may still be affected in very bright lighting conditions.

  9. Can OPB770N be used in harsh environments?

    • OPB770N has a rugged design and can withstand some level of environmental stress, but it may not be suitable for extreme conditions without additional protection.

  10. What are some common applications of OPB770N?

    • Common applications of OPB770N include edge detection in printing and packaging machinery, object detection in vending machines, and position sensing in industrial automation equipment.