MF-RX185/72-0-14

Introduction

The MF-RX185/72-0-14 is a specialized electronic component designed for use in various electrical applications. This entry provides an overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Electronic Component
• Use: Overcurrent Protection
• Characteristics: Resettable, Polymer PTC (Positive Temperature Coefficient) Fuse
• Package: Radial Leaded
• Essence: Provides overcurrent protection in electrical circuits
• Packaging/Quantity: Bulk packaging, quantity varies based on supplier

Specifications

• Model: MF-RX185/72-0-14
• Maximum Voltage: 72V
• Hold Current: 1.85A
• Trip Current: 3.7A
• Operating Temperature Range: -40°C to 85°C
• Resistance: <0.14Ω

Detailed Pin Configuration

The MF-RX185/72-0-14 features a radial leaded package with two pins. The pin configuration is as follows: - Pin 1: Connected to one end of the PTC element - Pin 2: Connected to the other end of the PTC element

Functional Features

• Resettable: The device automatically resets once the fault condition is removed.
• Overcurrent Protection: Provides protection against overcurrent conditions in electrical circuits.
• Polymer PTC Technology: Utilizes polymer PTC material to provide reliable overcurrent protection.

Advantages and Disadvantages

Advantages

• Resettable functionality increases reliability and reduces maintenance.
• Polymer PTC technology offers stable and consistent performance.
• Suitable for a wide range of electrical applications.

Disadvantages

• Limited maximum voltage and current ratings compared to some traditional fuses.
• Sensitive to ambient temperature variations.

Working Principles

The MF-RX185/72-0-14 operates based on the principle of positive temperature coefficient (PTC) behavior. Under normal operating conditions, the PTC material has low resistance. When an overcurrent condition occurs, the PTC material heats up, causing its resistance to increase significantly, effectively limiting the current flow and providing protection to the circuit.

Detailed Application Field Plans

The MF-RX185/72-0-14 is suitable for various applications, including but not limited to: - Consumer Electronics - Automotive Electronics - Industrial Control Systems - Power Supplies - Battery Management Systems

Detailed and Complete Alternative Models

• MF-RX110/72-0-14: Lower hold current variant
• MF-RX185/48-0-14: Lower maximum voltage variant
• MF-RX250/72-0-14: Higher hold current variant
• MF-RX185/72-0-20: Higher trip current variant

In conclusion, the MF-RX185/72-0-14 is a resettable polymer PTC fuse designed for overcurrent protection in various electrical applications. Its unique characteristics and functional features make it a valuable component in modern electronic systems.

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