TT Electronics/Optek Technology
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
OPB846L55
Ver Detalle Hojas de datos

OPB846L55

Product Overview

Category

The OPB846L55 belongs to the category of optical sensors.

Use

It is used for detecting the presence or absence of an object by utilizing an infrared light-emitting diode (LED) and a phototransistor.

Characteristics

  • Utilizes infrared light for detection
  • Compact size
  • High sensitivity
  • Low power consumption

Package

The OPB846L55 is typically available in a small, surface-mount package.

Essence

The essence of the OPB846L55 lies in its ability to accurately detect the presence of objects in various applications.

Packaging/Quantity

The sensor is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Operating Wavelength: 950 nm
  • Supply Voltage: 4.5 V to 5.5 V
  • Output Type: Phototransistor
  • Maximum Collector Current: 20 mA
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The OPB846L55 typically consists of four pins: 1. Anode of Infrared LED 2. Cathode of Infrared LED 3. Collector of Phototransistor 4. Emitter of Phototransistor

Functional Features

  • Reliable object detection
  • Fast response time
  • Wide operating temperature range
  • Low profile package

Advantages

  • High sensitivity to infrared light
  • Compact design for easy integration
  • Suitable for various industrial and consumer applications

Disadvantages

  • Susceptible to ambient light interference
  • Limited range compared to some other sensing technologies

Working Principles

The OPB846L55 operates on the principle of reflection sensing. The infrared LED emits light, which is then reflected off an object and detected by the phototransistor. The presence or absence of the object alters the amount of reflected light, allowing the sensor to determine the object's status.

Detailed Application Field Plans

The OPB846L55 is commonly used in the following applications: - Object detection in automated machinery - Paper detection in printers and copiers - Proximity sensing in consumer electronics - Robotics for obstacle detection

Detailed and Complete Alternative Models

Some alternative models to the OPB846L55 include: - TCRT5000 - A similar reflective optical sensor with a compact design - QRE1113 - Reflective object sensor with analog output for distance measurement - GP2Y0A21YK - Infrared proximity sensor with longer detection range

In conclusion, the OPB846L55 is a versatile optical sensor with reliable performance and a wide range of applications, making it a popular choice in various industries.

Word Count: 411

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de OPB846L55 en soluciones técnicas

  1. What is the OPB846L55?

    • The OPB846L55 is a reflective object sensor with an integrated infrared emitter and phototransistor.

  2. What is the operating voltage range of the OPB846L55?

    • The operating voltage range of the OPB846L55 is typically 4.5V to 5.5V.

  3. What is the typical sensing distance of the OPB846L55?

    • The typical sensing distance of the OPB846L55 is 0.2mm to 2.5mm.

  4. What is the output type of the OPB846L55?

    • The OPB846L55 has an open collector output.

  5. What is the typical response time of the OPB846L55?

    • The typical response time of the OPB846L55 is 8µs.

  6. What are the typical applications of the OPB846L55?

    • The OPB846L55 is commonly used in printers, copiers, vending machines, and industrial automation equipment for paper detection, edge sensing, and object counting.

  7. Does the OPB846L55 have built-in ambient light rejection?

    • Yes, the OPB846L55 has built-in ambient light rejection to enhance its performance in various lighting conditions.

  8. What is the recommended operating temperature range for the OPB846L55?

    • The recommended operating temperature range for the OPB846L55 is -40°C to 85°C.

  9. Can the OPB846L55 be used for non-contact sensing applications?

    • Yes, the OPB846L55 can be used for non-contact sensing applications due to its reflective sensing mechanism.

  10. Is the OPB846L55 RoHS compliant?

    • Yes, the OPB846L55 is RoHS compliant, making it suitable for use in environmentally sensitive applications.