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OPB490T11
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OPB490T11

Product Overview

The OPB490T11 is a photo interrupter sensor designed for use in various electronic and mechanical applications. This sensor falls under the category of optoelectronic devices 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 OPB490T11 is known for its compact size, high reliability, and ease of integration into different systems. It is typically packaged in a small, durable housing and is available in various packaging quantities to suit different production needs.

Specifications

  • Operating Wavelength: 950 nm
  • Collector-Emitter Voltage: 30 V
  • Emitter-Collector Voltage: 5 V
  • Collector Current: 20 mA
  • Power Dissipation: 100 mW
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The OPB490T11 features a standard 4-pin configuration: 1. Anode (A) 2. Cathode (K) 3. Collector (C) 4. Emitter (E)

Functional Features

  • High sensitivity to detect objects
  • Fast response time
  • Low power consumption
  • Compact design for easy integration
  • Reliable performance in various environmental conditions

Advantages and Disadvantages

Advantages

  • Versatile application in object detection and speed measurement
  • Compact and durable packaging
  • Wide operating temperature range

Disadvantages

  • Limited maximum collector-emitter voltage
  • Sensitivity may be affected by ambient light conditions

Working Principles

The OPB490T11 operates based on the interruption of an infrared light beam between the emitter and detector components. When an object passes through the light beam, it causes the detector to register the interruption, thus indicating the presence or absence of the object.

Detailed Application Field Plans

The OPB490T11 finds extensive use in various fields, including: - Industrial automation for object detection and counting - Robotics for position sensing and obstacle detection - Automotive systems for speed and direction sensing - Consumer electronics for user interface and control applications

Detailed and Complete Alternative Models

  • OPB490T12: Similar specifications with enhanced ambient light rejection
  • OPB490T13: Higher sensitivity and extended operating temperature range
  • OPB490T14: Enhanced durability and wider voltage tolerance

In conclusion, the OPB490T11 is a versatile photo interrupter sensor with wide-ranging applications in different industries. Its compact design, reliable performance, and ease of integration make it a popular choice for various object detection and speed measurement needs.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av OPB490T11 i tekniska lösningar

  1. What is OPB490T11?

    • OPB490T11 is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. How does OPB490T11 work?

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

  3. What are the typical applications of OPB490T11?

    • OPB490T11 is commonly used in applications such as object detection, position sensing, and counting in various technical solutions.

  4. What is the operating voltage range for OPB490T11?

    • The operating voltage range for OPB490T11 is typically between 4.5V and 5.5V.

  5. What is the output type of OPB490T11?

    • OPB490T11 provides a digital output, making it suitable for interfacing with microcontrollers and other digital circuits.

  6. Can OPB490T11 be used for detecting transparent objects?

    • No, OPB490T11 is not suitable for detecting transparent objects as it relies on the reflection of infrared light.

  7. What is the sensing distance of OPB490T11?

    • The sensing distance of OPB490T11 can vary based on the specific application and environmental conditions, but it typically ranges from a few millimeters to a few centimeters.

  8. Is OPB490T11 resistant to ambient light interference?

    • OPB490T11 is designed to minimize the impact of ambient light interference, but it may still require additional shielding or filtering in high-ambient-light environments.

  9. Can OPB490T11 be used in harsh industrial environments?

    • Yes, OPB490T11 is often used in industrial environments, but proper protection and sealing may be necessary to ensure reliable performance in harsh conditions.

  10. Are there any special considerations for mounting OPB490T11?

    • It's important to mount OPB490T11 securely and ensure proper alignment between the LED and phototransistor for accurate and consistent operation. Additionally, minimizing external reflections and obstructions is crucial for optimal performance.