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OPB912L55
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OPB912L55 Encyclopedia Entry

Product Overview

The OPB912L55 is a photo interrupter sensor designed for use in various electronic and mechanical applications. This optoelectronic device belongs to the category of sensors and is commonly used for detecting the presence or absence of an object, as well as for position sensing in automated systems. The sensor is characterized by its compact size, high sensitivity, and reliable performance. It is typically packaged in a durable housing with an integrated emitter and detector, and is available in various packaging/quantity options to suit different application requirements.

Specifications

  • Operating Voltage: 5V
  • Current Consumption: 20mA
  • Output Type: Digital (TTL compatible)
  • Sensing Distance: 3mm
  • Operating Temperature: -40°C to 85°C
  • Package Type: Through Hole
  • Package Quantity: 10 pieces per pack

Detailed Pin Configuration

The OPB912L55 sensor has a standard 4-pin configuration: 1. VCC (Power supply) 2. GND (Ground) 3. Output (Digital signal output) 4. N/C (Not connected)

Functional Features

  • High sensitivity for accurate object detection
  • Fast response time for real-time applications
  • TTL compatible output for easy interfacing with microcontrollers and digital circuits
  • Durable construction for reliable operation in harsh environments

Advantages and Disadvantages

Advantages

  • Compact size allows for easy integration into various systems
  • Reliable performance ensures consistent operation
  • Versatile applications in both electronic and mechanical fields

Disadvantages

  • Limited sensing distance may not be suitable for certain long-range applications
  • Susceptible to ambient light interference in some operating conditions

Working Principles

The OPB912L55 operates based on the interruption of the infrared light beam between the emitter and detector. When an object is present within the sensing distance, it obstructs the light, causing the detector to generate a digital output signal. This principle enables the sensor to effectively detect the presence or absence of objects in its vicinity.

Detailed Application Field Plans

The OPB912L55 sensor finds extensive use in various applications, including but not limited to: - Automated assembly lines for part presence verification - Printers and copiers for paper jam detection - Robotics for precise position sensing - Security systems for intrusion detection

Detailed and Complete Alternative Models

For users seeking alternative models with similar functionality, the following options are available: 1. OPB9000 Series Photo Interrupters 2. TCST2103 Optical Sensor 3. EE-SX670 Photo Microsensor

In conclusion, the OPB912L55 photo interrupter sensor offers a reliable and versatile solution for object detection and position sensing in electronic and mechanical systems. Its compact design, high sensitivity, and fast response time make it a valuable component in a wide range of applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan OPB912L55 dalam solusi teknis

  1. What is OPB912L55?

    • OPB912L55 is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. What are the typical applications of OPB912L55?

    • OPB912L55 is commonly used in applications such as industrial automation, robotics, assembly line monitoring, and object detection.

  3. How does OPB912L55 work?

    • 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.

  4. What is the operating voltage range for OPB912L55?

    • OPB912L55 typically operates within a voltage range of 4.5V to 5.5V.

  5. What is the sensing distance of OPB912L55?

    • The sensing distance of OPB912L55 can vary based on the reflectivity of the object, but it typically ranges from a few millimeters to a few centimeters.

  6. Can OPB912L55 be used in harsh environments?

    • OPB912L55 is not designed for harsh environments and may require additional protection if used in dusty, humid, or corrosive conditions.

  7. What is the output type of OPB912L55?

    • OPB912L55 provides a digital output, typically in the form of an open-collector transistor.

  8. Is OPB912L55 sensitive to ambient light?

    • OPB912L55 is designed to minimize the effects of ambient light, but excessive ambient light can still affect its performance.

  9. Can OPB912L55 be used for speed sensing?

    • While OPB912L55 is primarily used for object detection, it can also be utilized for speed sensing in certain applications.

  10. Are there any special considerations for mounting OPB912L55?

    • It's important to mount OPB912L55 securely and ensure proper alignment between the sensor and the target object for reliable operation.