MF-RX014/250U-A5-2

Product Overview

Category

The MF-RX014/250U-A5-2 belongs to the category of electronic components, specifically a resettable fuse.

Use

It is used to protect circuits from overcurrent and short circuit conditions by providing automatic protection and resetting once the fault is removed.

Characteristics

• Resettable
• Overcurrent protection
• Automatic reset
• Compact size

Package

The MF-RX014/250U-A5-2 comes in a standard surface mount package.

Essence

The essence of this product lies in its ability to provide reliable overcurrent protection while being resettable, eliminating the need for replacement after a fault condition.

Packaging/Quantity

The MF-RX014/250U-A5-2 is typically packaged in reels and available in varying quantities depending on the manufacturer's specifications.

Specifications

• Hold Current: 250mA
• Trip Current: 500mA
• Voltage Rating: 60V
• Operating Temperature Range: -40°C to 85°C
• Resistance: ≤0.9Ω

Detailed Pin Configuration

The MF-RX014/250U-A5-2 has two pins for surface mount installation, with specific configurations based on the manufacturer's datasheet.

Functional Features

• Overcurrent protection
• Automatic reset
• Fast response time
• Compact design

Advantages and Disadvantages

Advantages

• Eliminates the need for replacement fuses
• Provides reliable overcurrent protection
• Compact size for space-constrained applications

Disadvantages

• Limited voltage and current ratings compared to traditional fuses
• May have a higher initial cost compared to traditional fuses

Working Principles

The MF-RX014/250U-A5-2 operates based on the principle of positive temperature coefficient (PTC) resistance. When an overcurrent condition occurs, the device heats up and increases its resistance, limiting the current flow. Once the fault is removed, the device cools down and resets to its low-resistance state.

Detailed Application Field Plans

The MF-RX014/250U-A5-2 is commonly used in various electronic circuits, including: - Consumer electronics - Automotive electronics - Industrial control systems - Telecommunications equipment

Detailed and Complete Alternative Models

• Littelfuse PTCCL03H251DBE
• Bourns MF-R025/600-0
• Eaton Polyfuse RXEF010

In conclusion, the MF-RX014/250U-A5-2 resettable fuse offers reliable overcurrent protection with the added benefit of automatic reset, making it suitable for a wide range of electronic applications. Its compact size and functional features make it a preferred choice for designers looking to enhance circuit protection without the need for frequent fuse replacements.