MF-RX185/72-AP Product Overview

Introduction

The MF-RX185/72-AP belongs to the category of resettable fuses and is designed for use in various electronic applications. This product is known for its unique characteristics, packaging, and quantity, making it a versatile component in electronic circuit protection.

Basic Information Overview

• Category: Resettable Fuse
• Use: Electronic circuit protection
• Characteristics: Resettable, reliable, compact
• Package: Tape and Reel
• Essence: Provides overcurrent protection in electronic circuits
• Packaging/Quantity: 3000 units per reel

Specifications

• Voltage Rating: 72V
• Hold Current: 1.85A
• Trip Current: 3.7A
• Operating Temperature Range: -40°C to 85°C
• Maximum Time-to-Trip: 60 seconds at 5A
• Resistance: <0.05Ω

Detailed Pin Configuration

The MF-RX185/72-AP features a standard SMD (Surface Mount Device) pin configuration with two terminals for easy integration into circuit boards.

Functional Features

• Resettable: Automatically resets after fault condition is removed
• Reliable: Provides consistent overcurrent protection
• Compact: Space-saving design for efficient PCB layout

Advantages and Disadvantages

Advantages

• Resettable functionality reduces maintenance and replacement costs
• Reliable overcurrent protection enhances system durability
• Compact size allows for flexible integration in various applications

Disadvantages

• Limited maximum voltage and current ratings compared to some non-resettable fuses
• Trip time may be longer than traditional fuses in certain high-current applications

Working Principles

The MF-RX185/72-AP operates based on the principle of PTC (Positive Temperature Coefficient), where its resistance increases significantly when subjected to an overcurrent condition, effectively limiting the current flow and protecting the circuit.

Detailed Application Field Plans

The MF-RX185/72-AP is suitable for a wide range of applications, including: - Consumer electronics - Automotive electronics - Industrial control systems - Telecommunications equipment - Power supplies

Detailed and Complete Alternative Models

For users seeking alternative models with similar functionality, the following options are available: - MF-RX110/72-AP: Lower hold current variant - MF-RX250/72-AP: Higher hold current variant - MF-RX185/48-AP: Lower voltage rating variant

In conclusion, the MF-RX185/72-AP resettable fuse offers reliable overcurrent protection in a compact form factor, making it an ideal choice for various electronic applications.

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