E3G-MR19 Product Encyclopedia Entry

Introduction

The E3G-MR19 is a versatile electronic component that belongs to the category of motion sensors. This entry provides an in-depth overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Motion Sensor
• Use: Detecting motion and presence in various applications
• Characteristics: High sensitivity, reliable performance, compact design
• Package: Compact housing with integrated circuitry
• Essence: Utilizes infrared technology for motion detection
• Packaging/Quantity: Typically sold individually or in small quantities

Specifications

• Detection Method: Passive Infrared (PIR)
• Operating Voltage: 3V - 5V DC
• Detection Range: Adjustable, typically up to 5 meters
• Output Signal: Digital (High/Low) signal based on motion detection
• Dimensions: Compact form factor, typically 25mm x 25mm

Detailed Pin Configuration

The E3G-MR19 typically features the following pin configuration: 1. VCC (Power Supply) 2. GND (Ground) 3. OUT (Digital Output)

Functional Features

• Motion Detection: Capable of detecting human or animal motion within its range
• Adjustable Sensitivity: Allows users to fine-tune the detection range as per their requirements
• Low Power Consumption: Designed for energy efficiency, suitable for battery-powered applications
• Compact Design: Enables easy integration into various devices and systems

Advantages and Disadvantages

Advantages

• Reliable motion detection
• Adjustable sensitivity
• Low power consumption
• Compact and versatile design

Disadvantages

• Limited detection range compared to some other sensor types
• Susceptible to false triggers in certain environmental conditions

Working Principles

The E3G-MR19 operates based on the principle of passive infrared detection. When an object emitting infrared radiation, such as a human body, moves within its detection range, the sensor detects the change in infrared radiation and generates a digital output signal indicating the presence of motion.

Detailed Application Field Plans

The E3G-MR19 finds extensive use in various applications, including but not limited to: - Security Systems: Motion-activated alarms and surveillance cameras - Home Automation: Triggering lights, fans, and other devices based on motion - Energy Management: Controlling lighting and HVAC systems in response to occupancy - Robotics: Motion detection for interactive and responsive robotic systems

Detailed and Complete Alternative Models

Some alternative models to the E3G-MR19 include: - HC-SR501 PIR Motion Sensor - AM312 Mini PIR Motion Sensor - RCWL-0516 Microwave Radar Sensor

In conclusion, the E3G-MR19 motion sensor offers reliable motion detection with adjustable sensitivity, making it suitable for a wide range of applications. Its compact design and low power consumption further enhance its appeal in various electronic and automation projects.

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