TT Electronics/Optek Technology
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OPB891T51Z
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OPB891T51Z Product Overview

Introduction

The OPB891T51Z is a versatile optical sensor designed for various applications. This entry provides an in-depth overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Optical Sensor
  • Use: Detection and Sensing
  • Characteristics: High sensitivity, compact design, reliable performance
  • Package: Surface Mount Device (SMD)
  • Essence: Utilizes infrared light for detection
  • Packaging/Quantity: Available in reels of 1000 units

Specifications

  • Operating Voltage: 3.3V to 5V
  • Output Type: Digital
  • Detection Range: Up to 10mm
  • Response Time: <1ms
  • Operating Temperature: -40°C to 85°C
  • Dimensions: 5mm x 4mm x 2mm

Detailed Pin Configuration

The OPB891T51Z features a standard 4-pin configuration: 1. VCC (Power Supply) 2. GND (Ground) 3. Output 4. N/C (Not Connected)

Functional Features

  • High Sensitivity: Capable of detecting objects with high precision.
  • Compact Design: Small form factor enables easy integration into various systems.
  • Digital Output: Provides a digital signal for easy interfacing with microcontrollers and other devices.

Advantages and Disadvantages

Advantages

  • Reliable performance in various environmental conditions
  • Low power consumption
  • Easy to integrate into existing designs

Disadvantages

  • Limited detection range compared to some competing models
  • Sensitive to ambient light interference

Working Principles

The OPB891T51Z operates based on the interruption of an infrared light beam. When an object obstructs the path between the emitter and receiver, the sensor's output changes, indicating the presence or absence of the object.

Detailed Application Field Plans

The OPB891T51Z is suitable for a wide range of applications, including: - Object detection in automated machinery - Proximity sensing in robotics - Paper detection in printers and copiers - Position sensing in consumer electronics

Detailed and Complete Alternative Models

For users seeking alternative options, the following models offer similar functionality: 1. OPB9000 - Offers extended detection range 2. OPB700 - Enhanced resistance to ambient light interference 3. OPB450 - Compact design for space-constrained applications

In conclusion, the OPB891T51Z is a reliable optical sensor with versatile applications and robust performance. Its compact design and digital output make it a preferred choice for various detection and sensing needs.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням OPB891T51Z у технічних рішеннях

  1. What is OPB891T51Z?

    • OPB891T51Z is a reflective object sensor that consists of an infrared LED and a phototransistor.

  2. What are the typical applications of OPB891T51Z?

    • OPB891T51Z is commonly used in applications such as industrial automation, robotics, assembly line monitoring, and object detection.

  3. How does OPB891T51Z 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 OPB891T51Z?

    • OPB891T51Z typically operates within a voltage range of 4.5V to 5.5V.

  5. What is the sensing distance of OPB891T51Z?

    • The sensing distance of OPB891T51Z can vary based on the specific application and environmental conditions, but it is generally in the range of a few millimeters to a few centimeters.

  6. Can OPB891T51Z be used in harsh environments?

    • OPB891T51Z is designed to operate in various environments, including industrial settings, but it's important to consider factors such as temperature, humidity, and potential contaminants.

  7. Does OPB891T51Z require any external components for operation?

    • OPB891T51Z may require additional resistors or capacitors depending on the specific circuit design and application requirements.

  8. What is the response time of OPB891T51Z?

    • The response time of OPB891T51Z is typically in the range of microseconds, making it suitable for high-speed object detection applications.

  9. Can OPB891T51Z distinguish between different types of objects?

    • OPB891T51Z primarily detects the presence or absence of objects and may not be able to distinguish between different types of objects unless they have significantly different reflective properties.

  10. Are there any special considerations for integrating OPB891T51Z into a technical solution?

    • When integrating OPB891T51Z, it's important to consider factors such as ambient light interference, mounting position, and alignment to ensure reliable and accurate performance.