TT Electronics/Optek Technology
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OPB971T51
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OPB971T51

Product Overview

The OPB971T51 is a photo interrupter sensor designed for use in various electronic and mechanical applications. This optoelectronic device falls under the category of sensors and is commonly used to detect the presence or absence of an object, as well as to measure the speed and direction of rotating objects. The sensor is characterized by its compact size, high sensitivity, and reliable performance. It is typically packaged in a durable housing and is available in various packaging quantities to suit different application requirements.

Specifications

  • Operating Voltage: 5V
  • Current Consumption: 20mA
  • Output Type: Transistor
  • Sensing Method: Phototransistor
  • Operating Temperature: -40°C to 85°C
  • Package Type: Through Hole
  • Dimensions: 7.0mm x 4.0mm x 2.5mm

Detailed Pin Configuration

The OPB971T51 features a standard 4-pin configuration: 1. VCC (Power Supply) 2. GND (Ground) 3. Signal Output 4. N/C (Not Connected)

Functional Features

  • High sensitivity to detect objects
  • Fast response time
  • Compact and easy to integrate into designs
  • Reliable performance in various environmental conditions

Advantages and Disadvantages

Advantages

  • Small form factor
  • Versatile applications
  • Reliable performance
  • Easy integration

Disadvantages

  • Limited range of detection
  • Susceptible to ambient light interference

Working Principles

The OPB971T51 operates based on the interruption of the infrared light beam emitted from the transmitter to the receiver. When an object passes through the gap between the transmitter and receiver, it interrupts the light beam, causing the sensor to detect the presence of the object.

Detailed Application Field Plans

The OPB971T51 is widely used in the following applications: - Object detection in industrial automation - Speed and direction sensing in motor control systems - Position sensing in robotics and machinery - Paper detection in printers and copiers - Encoder systems for rotary encoders

Detailed and Complete Alternative Models

  • H21A1
  • TCST2103
  • EE-SX671

In conclusion, the OPB971T51 photo interrupter sensor offers a reliable and compact solution for object detection and speed measurement applications. Its high sensitivity and fast response time make it suitable for a wide range of electronic and mechanical systems.

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技術ソリューションにおける OPB971T51 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is OPB971T51?

    • OPB971T51 is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. What are the typical applications of OPB971T51?

    • It is commonly used in applications such as object detection, position sensing, and assembly line automation.

  3. What is the operating voltage range for OPB971T51?

    • The operating voltage range for OPB971T51 is typically between 4.5V to 5.5V.

  4. How does OPB971T51 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 an object.

  5. What is the sensing distance of OPB971T51?

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

  6. Can OPB971T51 be used in outdoor environments?

    • OPB971T51 is primarily designed for indoor use and may not perform optimally in outdoor environments due to interference from natural light and other environmental factors.

  7. What is the output type of OPB971T51?

    • OPB971T51 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. Is OPB971T51 sensitive to ambient light?

    • While OPB971T51 is designed to minimize the impact of ambient light, excessive ambient light levels can affect its performance, so it's important to consider ambient light conditions in the application design.

  9. Can OPB971T51 be used in harsh industrial environments?

    • OPB971T51 can be used in some industrial environments, but it may require additional protection or shielding to ensure reliable performance in harsh conditions such as extreme temperatures, humidity, or dust.

  10. What are the key considerations for integrating OPB971T51 into a technical solution?

    • Key considerations include proper mounting and alignment of the sensor, understanding the environmental conditions, and ensuring compatibility with the overall system design and electrical requirements.