MF-R500-2-99

Introduction

The MF-R500-2-99 is a resettable fuse belonging to the category of electronic components. It is commonly used for overcurrent protection in various electronic circuits and devices. This entry provides an overview of 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: Electronic Components
• Use: Overcurrent Protection
• Characteristics: Resettable, Reliable, Compact
• Package: SMD (Surface Mount Device)
• Essence: Protects electronic circuits from overcurrent conditions
• Packaging/Quantity: Typically available in reels of 3000 pieces

Specifications

• Hold Current: 5A
• Trip Current: 10A
• Voltage Rating: 30V
• Operating Temperature Range: -40°C to 85°C
• Resistance: <0.05Ω

Detailed Pin Configuration

The MF-R500-2-99 has two terminals: 1. Terminal 1: Connected to the positive side of the circuit 2. Terminal 2: Connected to the load or the downstream circuit

Functional Features

• Resettable: Automatically resets after the fault condition is removed
• Reliable: Provides consistent overcurrent protection
• Compact: Space-saving design suitable for modern electronic devices

Advantages and Disadvantages

Advantages

• Resettable feature increases longevity
• Reliable overcurrent protection
• Compact size for space-constrained applications

Disadvantages

• Limited hold current capacity compared to traditional fuses
• Sensitive to voltage fluctuations

Working Principles

The MF-R500-2-99 operates based on the principle of PTC (Positive Temperature Coefficient). When an overcurrent condition occurs, the device heats up, causing its resistance to increase significantly, thereby limiting the current flow and protecting the circuit. Once the fault is removed, the device cools down and returns to its low-resistance state.

Detailed Application Field Plans

The MF-R500-2-99 is widely used in various electronic applications, including: - Power Supplies - Battery Management Systems - LED Lighting - Consumer Electronics - Automotive Electronics

Detailed and Complete Alternative Models

Some alternative models to the MF-R500-2-99 include: - MF-RX050/72-0 - MF-MSMF050/24X-2 - MF-NSMF050-2

In conclusion, the MF-R500-2-99 resettable fuse offers reliable overcurrent protection in a compact form factor, making it suitable for a wide range of electronic applications.

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