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OPB971P51
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OPB971P51

Product Overview

The OPB971P51 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 characteristics such as high sensitivity, compact size, and reliable performance. The sensor is typically packaged in a durable housing and is available in various packaging/quantity options to suit different application requirements.

Specifications

  • Operating Voltage: 5V
  • Output Type: Digital
  • Sensing Distance: 3mm to 10mm
  • Response Time: 15 microseconds
  • Operating Temperature: -40°C to 85°C

Detailed Pin Configuration

The OPB971P51 sensor has a standard pin configuration consisting of power supply (VCC), ground (GND), and digital output (OUT).

| Pin Name | Description | |----------|-----------------| | VCC | Power Supply | | GND | Ground | | OUT | Digital Output |

Functional Features

The sensor utilizes an infrared LED and a phototransistor to detect the presence of an object. When the emitted light is reflected back to the sensor, it triggers the digital output signal, indicating the presence of the object. This functionality allows for reliable object detection in various applications.

Advantages and Disadvantages

Advantages

  • High sensitivity
  • Compact size
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Limited sensing distance
  • Susceptible to ambient light interference

Working Principles

The OPB971P51 operates based on the principle of reflection. The infrared LED emits light, which is then reflected off an object and detected by the phototransistor. This reflection triggers the sensor to produce a digital output signal, indicating the presence of the object.

Detailed Application Field Plans

The OPB971P51 sensor finds extensive use in industrial automation, robotics, vending machines, and assembly line systems. Its ability to reliably detect objects within a short range makes it suitable for applications requiring precise object presence detection.

Detailed and Complete Alternative Models

  1. OPB970P51: Similar specifications with a different form factor.
  2. TCRT5000: Longer sensing distance but similar working principle.
  3. EE-SX670: Higher precision with a narrower sensing angle.

In conclusion, the OPB971P51 reflective object sensor offers high sensitivity and reliable performance in detecting the presence of objects within a short range. While it has limitations such as susceptibility to ambient light interference and a limited sensing distance, its compact size and fast response time make it a valuable component in various industrial and automation applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi OPB971P51 dalam penyelesaian teknikal

  1. What is OPB971P51?

    • OPB971P51 is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. What are the typical applications of OPB971P51?

    • OPB971P51 is commonly used in applications such as paper detection in printers, edge sensing in robotics, and object detection in industrial automation.

  3. What is the operating voltage range for OPB971P51?

    • The operating voltage range for OPB971P51 is typically between 4.5V to 5.5V.

  4. How does OPB971P51 detect objects?

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

  5. What is the sensing distance of OPB971P51?

    • The sensing distance of OPB971P51 can vary based on the reflectivity of the object, but it typically ranges from a few millimeters to a few centimeters.

  6. Can OPB971P51 be used in outdoor environments?

    • OPB971P51 is designed for indoor use and may not perform reliably in outdoor environments due to interference from ambient light and environmental conditions.

  7. What is the output type of OPB971P51?

    • OPB971P51 provides a digital output, typically in the form of a logic high or low signal based on the presence or absence of the detected object.

  8. Does OPB971P51 require any external components for operation?

    • OPB971P51 may require external resistors and capacitors for proper operation and noise immunity, depending on the specific application requirements.

  9. Is OPB971P51 sensitive to ambient light?

    • OPB971P51 is designed to minimize the effects of ambient light through modulation techniques and optical filtering, but excessive ambient light can still affect its performance.

  10. What are the key considerations for integrating OPB971P51 into a technical solution?

    • When integrating OPB971P51, factors such as mounting position, ambient light conditions, and object reflectivity should be carefully considered to ensure reliable and accurate operation.