MF-RX014/250U-A5-0

Introduction

The MF-RX014/250U-A5-0 belongs to the category of resettable fuses and is designed for use in various electronic applications. This entry provides an overview of the product, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Resettable Fuse
• Use: Protection against overcurrent and short circuits in electronic circuits
• Characteristics: Resettable, compact design, high current rating
• Package: SMD (Surface Mount Device)
• Essence: Provides reliable protection for electronic circuits
• Packaging/Quantity: Typically supplied in reels or tape and reel packaging

Specifications

• Model: MF-RX014/250U-A5-0
• Current Rating: 2.5A
• Voltage Rating: 60V
• Hold Current: 140mA
• Trip Current: 500mA
• Operating Temperature Range: -40°C to 85°C
• Maximum Time-to-Trip: 20 seconds at 200% of rated current

Detailed Pin Configuration

The MF-RX014/250U-A5-0 features a standard SMD pin configuration with two terminals for surface mounting onto PCBs.

Functional Features

• Resettable: Automatically resets after the fault condition is removed
• Overcurrent Protection: Safeguards electronic circuits from excessive currents
• Compact Design: Space-saving form factor suitable for modern electronics

Advantages and Disadvantages

Advantages

• Reliable overcurrent protection
• Resettable functionality reduces maintenance efforts
• Compact size ideal for space-constrained applications

Disadvantages

• Limited maximum voltage rating compared to traditional fuses
• Trip time may be longer than traditional fuses in some cases

Working Principles

The MF-RX014/250U-A5-0 operates based on the principle of positive temperature coefficient (PTC) resistance. When an overcurrent or short circuit occurs, the device's resistance increases, limiting the current flow and protecting the circuit. Once the fault is removed, the device resets to its low-resistance state.

Detailed Application Field Plans

The MF-RX014/250U-A5-0 is suitable for a wide range of electronic applications, including: - Consumer electronics - Automotive electronics - Industrial control systems - Telecommunications equipment - Power supplies

Detailed and Complete Alternative Models

• MF-RX010/250U-A5-0: 1A current rating
• MF-RX020/250U-A5-0: 2A current rating
• MF-RX030/250U-A5-0: 3A current rating
• MF-RX050/250U-A5-0: 5A current rating

In summary, the MF-RX014/250U-A5-0 resettable fuse offers reliable overcurrent protection with its compact and resettable design, making it suitable for various electronic applications.

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