OPB621 Product Overview

Introduction

The OPB621 is a versatile product that belongs to the category of optical sensors. This sensor is widely used in various applications due to its unique characteristics and functional features. In this entry, we will provide an overview of the OPB621, including its basic information, specifications, detailed 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 of objects
• Characteristics: High precision, reliable performance, compact design
• Package: Through-hole
• Essence: Utilizes infrared light for object detection
• Packaging/Quantity: Available in reels with varying quantities

Specifications

• Operating Voltage: 4.5V to 5.5V
• Output Type: Phototransistor
• Sensing Distance: Up to 4mm
• Operating Temperature Range: -40°C to 85°C
• Dimensions: 7.62mm x 4.83mm x 3.18mm

Detailed Pin Configuration

The OPB621 features a standard 4-pin configuration: 1. VCC (Power supply) 2. GND (Ground) 3. Output (Phototransistor output) 4. N/C (No connection)

Functional Features

• Infrared Sensing: Utilizes infrared light for accurate object detection
• Compact Design: Small form factor enables easy integration into various systems
• High Precision: Provides precise sensing capabilities for diverse applications

Advantages and Disadvantages

Advantages

• Reliable performance in various environmental conditions
• Compact size allows for flexible installation
• High precision sensing enhances overall system accuracy

Disadvantages

• Limited sensing distance compared to some other sensors
• Vulnerable to ambient light interference in certain scenarios

Working Principles

The OPB621 operates based on the principle of infrared light reflection. When an object comes within the sensing distance, the infrared light emitted by the sensor reflects off the object and is detected by the phototransistor, resulting in a change in the sensor's output state.

Detailed Application Field Plans

The OPB621 finds extensive use in the following application fields: - Automated Machinery: Used for object detection in conveyor systems and automated assembly lines - Robotics: Integrated into robotic systems for precise object detection and proximity sensing - Printers and Copiers: Employed for paper jam detection and media presence sensing

Detailed and Complete Alternative Models

For users seeking alternative options, the following models can be considered: - OPB625: Offers extended sensing distance for specific applications - OPB630: Provides enhanced ambient light immunity for outdoor or well-lit environments - OPB640: Designed for high-speed object detection in industrial settings

In conclusion, the OPB621 optical sensor offers reliable and precise object detection capabilities, making it a valuable component across various industries and applications.

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