OPB685-3: Product Overview and Specifications

Introduction

The OPB685-3 is a versatile optical sensor designed for various applications in the field of electronics and automation. 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 precision, reliable performance, compact design
• Package: Through-hole or surface mount
• Essence: Utilizes infrared light for detection
• Packaging/Quantity: Available in reels or tubes, quantity varies based on supplier

Specifications

• Operating Voltage: 3.3V - 5V
• Output Type: Digital (TTL compatible)
• Sensing Distance: Up to 10mm
• Response Time: <1ms
• Operating Temperature: -40°C to 85°C
• Dimensions: 5mm x 5mm x 2mm

Detailed Pin Configuration

• Pin 1: VCC (3.3V - 5V)
• Pin 2: GND
• Pin 3: Output

Functional Features

• Infrared Emitter and Detector: Enables accurate detection of objects within the sensing distance
• Digital Output: Provides a simple interface for integration with microcontrollers and digital circuits
• Compact Design: Allows for easy integration into various electronic devices and systems

Advantages and Disadvantages

Advantages

• High precision sensing
• Fast response time
• Wide operating temperature range

Disadvantages

• Limited sensing distance
• Susceptible to ambient light interference

Working Principles

The OPB685-3 operates on the principle of infrared light reflection. When an object enters the sensing distance, the infrared emitter emits light, which is then reflected back to the detector. The detector analyzes the reflected light and produces a digital output based on the presence or absence of the object.

Detailed Application Field Plans

The OPB685-3 finds extensive applications in the following fields: 1. Industrial Automation: Used for object detection in conveyor systems, robotic arms, and assembly lines. 2. Consumer Electronics: Integrated into proximity sensors for touchless interfaces in smartphones and tablets. 3. Security Systems: Employed in motion detection and presence sensing applications.

Detailed and Complete Alternative Models

1. OPB625-3: Similar specifications with a different form factor
2. OPB7000: Longer sensing distance and enhanced ambient light rejection capabilities
3. OPB9000: Higher precision and adjustable sensing distance

In conclusion, the OPB685-3 offers a reliable and precise optical sensing solution for a wide range of applications, despite its limitations in sensing distance and susceptibility to ambient light interference.

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