NTC0805J470R - Product Overview and Analysis

Introduction

NTC0805J470R is a thermistor belonging to the category of electronic components. This product is widely used in various electronic devices and systems due to its unique characteristics and functionality.

Basic Information Overview

• Category: Electronic Components
• Use: Temperature Sensing and Compensation
• Characteristics: High Precision, Small Size, Wide Operating Temperature Range
• Package: 0805 Package
• Essence: Thermistor
• Packaging/Quantity: Typically available in reels of 1000 pieces

Specifications

The NTC0805J470R thermistor has a resistance value of 47 ohms at 25°C with a tolerance of ±5%. It operates within a temperature range of -40°C to 125°C and has a power rating of 1/8W.

Detailed Pin Configuration

The NTC0805J470R thermistor is a surface-mount device with two terminals. The pin configuration is as follows: - Terminal 1: Connected to one end of the thermistor element - Terminal 2: Connected to the other end of the thermistor element

Functional Features

• Temperature Sensing: The NTC0805J470R thermistor accurately senses changes in temperature due to its negative temperature coefficient.
• Temperature Compensation: It is used to compensate for temperature variations in electronic circuits, ensuring stable performance.

Advantages and Disadvantages

Advantages

• High Precision: Provides accurate temperature measurements
• Small Size: Fits into compact electronic designs
• Wide Operating Temperature Range: Suitable for diverse applications

Disadvantages

• Non-linear Response: Requires compensation in some applications
• Limited Power Handling: Not suitable for high-power applications

Working Principles

The NTC0805J470R thermistor operates based on the principle of negative temperature coefficient (NTC), where its resistance decreases as the temperature increases. This property allows it to effectively sense and compensate for temperature changes in electronic circuits.

Detailed Application Field Plans

The NTC0805J470R thermistor finds extensive use in various applications, including: - Temperature Measurement: Used in environmental monitoring systems, industrial equipment, and consumer electronics. - Temperature Compensation: Employed in power supplies, battery management systems, and automotive electronics. - Thermal Protection: Integrated into motor control circuits, LED lighting, and HVAC systems for over-temperature protection.

Detailed and Complete Alternative Models

Several alternative models to NTC0805J470R include: - NTC0603J470R: A smaller 0603 package thermistor with similar characteristics - NTC1206J470R: A larger 1206 package thermistor suitable for higher power applications - NTC0805J471R: A variant with a slightly different resistance value for specific design requirements

In conclusion, the NTC0805J470R thermistor offers precise temperature sensing and compensation capabilities, making it an essential component in a wide range of electronic applications.

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