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MF-R300-2-14

MF-R300-2-14

Product Overview

Category

The MF-R300-2-14 belongs to the category of resettable fuses, also known as PTC (positive temperature coefficient) thermistors.

Use

It is commonly used for overcurrent protection in various electronic circuits and devices.

Characteristics

  • Resettable: The fuse can automatically reset after the fault condition is removed.
  • Fast-acting: Provides quick response to overcurrent conditions.
  • Compact: Designed to occupy minimal space on circuit boards.
  • Reliable: Offers consistent performance over multiple fault cycles.

Package

The MF-R300-2-14 is typically available in a surface-mount package, making it suitable for automated assembly processes.

Essence

The essence of this product lies in its ability to protect electronic circuits from overcurrent events without requiring replacement after each fault occurrence.

Packaging/Quantity

It is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Hold Current: 3A
  • Trip Current: 6A
  • Voltage Rating: 30V
  • Operating Temperature Range: -40°C to 85°C
  • Resistance: 0.14Ω

Detailed Pin Configuration

The MF-R300-2-14 features two terminals for connection within the circuit. The pin configuration is as follows: - Pin 1: Input/Anode - Pin 2: Output/Cathode

Functional Features

  • Overcurrent Protection: Automatically limits current flow during overcurrent events.
  • Resettable Operation: Returns to a low-resistance state once the fault condition is removed.
  • Thermal Stability: Maintains stable performance across a wide temperature range.

Advantages and Disadvantages

Advantages

  • Eliminates the need for frequent fuse replacements.
  • Fast response time helps prevent damage to sensitive components.
  • Space-saving design ideal for compact electronic devices.

Disadvantages

  • Limited voltage and current ratings compared to traditional fuses.
  • May exhibit higher initial resistance compared to conventional fuses.

Working Principles

The MF-R300-2-14 operates based on the PTC effect, where its resistance increases significantly when subjected to overcurrent conditions. This increase in resistance limits the current flow, protecting the circuit from damage. Once the fault is removed, the device cools down and returns to a low-resistance state, ready for normal operation.

Detailed Application Field Plans

The MF-R300-2-14 is widely used in various electronic applications, including: - Consumer electronics - Automotive electronics - Industrial control systems - Power supplies - Battery management systems

Detailed and Complete Alternative Models

  • MF-R050-0-99
  • MF-R110-0-18
  • MF-R500-2-10
  • MF-R700-2-20

This comprehensive range of alternative models provides options with varying hold currents, trip currents, and voltage ratings to suit diverse application requirements.

In conclusion, the MF-R300-2-14 resettable fuse offers reliable overcurrent protection with its resettable nature, fast-acting response, and compact design. Its widespread use across different industries underscores its versatility and effectiveness in safeguarding electronic circuits.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MF-R300-2-14 en soluciones técnicas

  1. What is the MF-R300-2-14?

    • The MF-R300-2-14 is a type of PTC resettable fuse, commonly used in electronic circuits for overcurrent protection.

  2. What are the typical applications of MF-R300-2-14?

    • The MF-R300-2-14 is commonly used in battery packs, power supplies, and other electronic devices to protect against overcurrent conditions.

  3. What is the operating voltage and current of MF-R300-2-14?

    • The operating voltage of MF-R300-2-14 is typically around 30V, and the hold current is around 3A.

  4. How does the MF-R300-2-14 work?

    • The MF-R300-2-14 works by increasing its resistance when the current exceeds a certain threshold, effectively limiting the current flow and protecting the circuit.

  5. What are the advantages of using MF-R300-2-14 in technical solutions?

    • The MF-R300-2-14 offers self-resetting capability, eliminating the need for replacement after a fault condition. It also provides reliable overcurrent protection and helps to prevent damage to sensitive components.

  6. Can the MF-R300-2-14 be used in automotive applications?

    • Yes, the MF-R300-2-14 can be used in automotive applications where overcurrent protection is required, such as in vehicle electronics or battery management systems.

  7. What is the temperature range for the operation of MF-R300-2-14?

    • The MF-R300-2-14 typically operates within a temperature range of -40°C to 85°C, making it suitable for a wide range of environments.

  8. Is the MF-R300-2-14 RoHS compliant?

    • Yes, the MF-R300-2-14 is RoHS compliant, ensuring that it meets environmental standards for hazardous substances.

  9. Are there any specific soldering requirements for MF-R300-2-14?

    • It is recommended to follow the manufacturer's guidelines for soldering the MF-R300-2-14 to ensure proper performance and reliability.

  10. Where can I find detailed technical specifications for MF-R300-2-14?

    • Detailed technical specifications for the MF-R300-2-14 can be found in the product datasheet provided by the manufacturer or distributor.