RUEF400K-2 Product Overview

Introduction

The RUEF400K-2 is a vital component in the field of electronic circuit protection. This entry provides an in-depth overview of the product, covering its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The RUEF400K-2 belongs to the category of resettable fuses, commonly used for overcurrent protection in electronic circuits. Its primary use is to safeguard electronic devices from damage caused by excessive current flow.

Characteristics

• Resettable: The RUEF400K-2 is designed to automatically reset after the fault condition is removed, providing continuous protection.
• Low Resistance: It offers low resistance during normal operation, minimizing power loss in the protected circuit.
• Fast Response Time: The fuse responds quickly to overcurrent conditions, effectively protecting the circuit components.

Package and Quantity

The RUEF400K-2 is typically packaged in reels or trays, with quantities varying based on the manufacturer's specifications.

Specifications

• Voltage Rating: [Insert voltage rating]
• Current Rating: [Insert current rating]
• Operating Temperature Range: [Insert temperature range]
• Maximum Hold Current: [Insert maximum hold current]

Detailed Pin Configuration

[Insert detailed pin configuration diagram and description]

Functional Features

• Overcurrent Protection: The RUEF400K-2 effectively limits the current flow in the circuit, preventing damage to sensitive components.
• Automatic Reset: After the fault condition is cleared, the fuse resets itself, ensuring continuous protection without the need for replacement.

Advantages

• Reliability: Offers reliable protection against overcurrent events.
• Cost-Effective: Eliminates the need for frequent fuse replacements, reducing maintenance costs.
• Space-Saving: Compact design allows for integration into space-constrained electronic devices.

Disadvantages

• Limited Voltage Ratings: May not be suitable for high-voltage applications.
• Temperature Sensitivity: Performance may be affected by extreme temperature variations.

Working Principles

The RUEF400K-2 operates based on the principle of positive temperature coefficient (PTC) behavior, where its resistance increases with temperature rise due to overcurrent conditions, limiting the current flow through the circuit.

Detailed Application Field Plans

The RUEF400K-2 finds extensive use in various electronic devices, including: - Consumer Electronics - Automotive Electronics - Industrial Control Systems - Telecommunication Equipment

Detailed and Complete Alternative Models

• RUEF800K-3: Higher current rating variant
• RUEF200K-1: Lower current rating variant
• RUEF400K-2SMD: Surface-mount package variant

In conclusion, the RUEF400K-2 serves as a crucial component in electronic circuit protection, offering reliable overcurrent protection with its resettable and fast-acting characteristics. Its application spans across diverse industries, making it a versatile choice for designers and engineers seeking robust circuit protection solutions.

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