MF-RX050/72-AP

Introduction

The MF-RX050/72-AP is a component belonging to the category of resettable fuses. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Resettable Fuse
• Use: Overcurrent protection
• Characteristics: Resettable, compact design
• Package: Surface mount
• Essence: Provides overcurrent protection in electronic circuits
• Packaging/Quantity: Typically packaged in reels of 3000 units

Specifications

• Voltage Rating: 72V
• Hold Current: 0.5A
• Trip Current: 1A
• Maximum Current: 100A
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The MF-RX050/72-AP has two pins for surface mount installation. The pinout configuration is as follows: - Pin 1: Input/Anode - Pin 2: Output/Cathode

Functional Features

• Resettable: Automatically resets after the fault condition is removed
• Overcurrent Protection: Safeguards electronic circuits from excessive current
• Compact Design: Space-saving surface mount package

Advantages and Disadvantages

Advantages

• Automatic reset reduces maintenance requirements
• Provides reliable overcurrent protection
• Compact size saves PCB space

Disadvantages

• Limited maximum current rating compared to traditional fuses
• May have higher initial cost compared to non-resettable fuses

Working Principles

The MF-RX050/72-AP operates based on the principle of positive temperature coefficient (PTC). When an overcurrent condition occurs, the resistance of the PTC material increases, limiting the current flow. Once the fault is removed, the PTC material cools down and returns to its low-resistance state, allowing normal operation to resume.

Detailed Application Field Plans

The MF-RX050/72-AP is suitable for various electronic applications requiring overcurrent protection, including: - Consumer electronics - Automotive electronics - Industrial control systems - Power supplies

Detailed and Complete Alternative Models

• MF-RX050/60-AP: Lower voltage rating
• MF-RX050/90-AP: Higher voltage rating
• MF-RX075/72-AP: Higher hold current

In conclusion, the MF-RX050/72-AP resettable fuse offers compact, resettable overcurrent protection for a wide range of electronic applications, making it a valuable component in modern circuit design.

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