OPB871L51TXV

Introduction

The OPB871L51TXV is a photo interrupter sensor belonging to the category of optoelectronic devices. This sensor is commonly used for detecting the presence or absence of an object, and it possesses unique characteristics that make it suitable for various applications. The following entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the OPB871L51TXV.

Basic Information Overview

• Category: Optoelectronic Devices
• Use: Object detection and position sensing
• Characteristics: High sensitivity, compact size, reliable performance
• Package: Through-hole package
• Essence: Utilizes an infrared LED and phototransistor pair for detection
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Operating Voltage: 5V
• Output Type: Transistor
• Output Configuration: Phototransistor
• Maximum Collector Current: 20mA
• Isolation Voltage: 7500Vrms
• Operating Temperature Range: -40°C to 85°C
• Dimensions: 7.62mm x 4.83mm x 6.35mm

Detailed Pin Configuration

1. Anode (+) of Infrared LED
2. Cathode (-) of Infrared LED
3. Emitter of Phototransistor
4. Collector of Phototransistor

Functional Features

• Reliable object detection
• Fast response time
• Low power consumption
• Compact design for easy integration

Advantages and Disadvantages

Advantages

• High sensitivity
• Compact size
• Versatile applications

Disadvantages

• Limited range for object detection
• Susceptible to ambient light interference

Working Principles

The OPB871L51TXV operates based on the interruption of the infrared light beam between the LED and phototransistor. When an object obstructs the path of the light beam, the phototransistor's conductivity changes, resulting in a corresponding output signal.

Detailed Application Field Plans

The OPB871L51TXV finds extensive use in various applications, including: - Printers and copiers for paper jam detection - Industrial automation for object counting and positioning - Robotics for precise motion control - Security systems for intrusion detection

Detailed and Complete Alternative Models

• OPB9000: Offers extended range and higher isolation voltage
• OPB700AL: Compact surface-mount alternative with similar functionality
• OPB800W: Wide-gap version for larger object detection

In conclusion, the OPB871L51TXV photo interrupter sensor is a versatile optoelectronic device with numerous applications in object detection and position sensing. Its compact design, high sensitivity, and reliable performance make it a preferred choice for various industries.

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