Bourns Inc.
L'image peut être une représentation.
Voir les spécifications pour les détails du produit.
MF-R300-2-14-99

MF-R300-2-14-99

Product Overview

Category

The MF-R300-2-14-99 belongs to the category of resettable fuses, also known as PTC (positive temperature coefficient) thermistors.

Use

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

Characteristics

  • Resettable: The fuse automatically resets after the fault condition is removed.
  • Current Limiting: It limits the current flow during overcurrent conditions.
  • Compact Size: The small form factor makes it suitable for various applications.
  • Fast Response: Quickly responds to overcurrent events to protect the circuit.

Package

The MF-R300-2-14-99 is typically available in a surface-mount package.

Essence

The essence of the MF-R300-2-14-99 lies in its ability to provide reliable overcurrent protection while offering the convenience of automatic reset functionality.

Packaging/Quantity

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

Specifications

  • Hold Current: 3.0A
  • Trip Current: 6.0A
  • Max Voltage: 30V
  • Operating Temperature Range: -40°C to 85°C
  • Resistance: 0.14Ω

Detailed Pin Configuration

The MF-R300-2-14-99 typically features two pins for surface-mount installation. The specific pin configuration may vary based on the manufacturer's design.

Functional Features

  • Overcurrent Protection: Safeguards the circuit from excessive current flow.
  • Automatic Reset: Eliminates the need for manual intervention after a fault condition.
  • Reliable Operation: Provides consistent performance under varying conditions.

Advantages and Disadvantages

Advantages

  • Resettable Functionality: Offers cost savings compared to traditional non-resettable fuses.
  • Space-Efficient: Its compact size makes it suitable for space-constrained applications.
  • Longevity: Can withstand multiple fault conditions without requiring replacement.

Disadvantages

  • Voltage Limitation: Limited to lower voltage applications compared to some non-resettable fuses.
  • Sensitivity to Temperature: Performance may be affected by extreme temperature variations.

Working Principles

The MF-R300-2-14-99 operates based on the PTC effect, where its resistance increases significantly when subjected to overcurrent conditions. This increase in resistance limits the current flow, providing protection to the circuit. Once the fault is removed, the device cools down and resets to its low-resistance state.

Detailed Application Field Plans

The MF-R300-2-14-99 is commonly used in various electronic devices and systems, including: - Consumer Electronics - Automotive Electronics - Industrial Control Systems - Power Supplies - Battery Management Systems

Detailed and Complete Alternative Models

Some alternative models to the MF-R300-2-14-99 include: - MF-R050-0-99 - MF-R500-2-99 - MF-R700-2-99 - MF-R900-2-99

In summary, the MF-R300-2-14-99 resettable fuse offers reliable overcurrent protection with the added benefit of automatic reset functionality. Its compact size and long-term cost savings make it a preferred choice for various electronic applications.

[Word Count: 498]

Énumérez 10 questions et réponses courantes liées à l'application de MF-R300-2-14-99 dans les solutions techniques

Sure, here are 10 common questions and answers related to the application of MF-R300-2-14-99 in technical solutions:

  1. What is MF-R300-2-14-99?

    • MF-R300-2-14-99 is a type of resettable fuse or PTC (positive temperature coefficient) thermistor used for overcurrent protection in electronic circuits.

  2. What is the operating voltage of MF-R300-2-14-99?

    • The operating voltage of MF-R300-2-14-99 is typically around 30V.

  3. What is the hold current of MF-R300-2-14-99?

    • The hold current of MF-R300-2-14-99 is 3A, meaning it will not trip below this current level.

  4. What is the maximum trip current of MF-R300-2-14-99?

    • The maximum trip current of MF-R300-2-14-99 is 6A, at which point it will trip and limit the current flow.

  5. How does MF-R300-2-14-99 work in overcurrent protection?

    • MF-R300-2-14-99 works by increasing its resistance when the current exceeds the hold current, effectively limiting the current flow and protecting the circuit.

  6. Can MF-R300-2-14-99 be used in automotive applications?

    • Yes, MF-R300-2-14-99 can be used in automotive applications for overcurrent protection in various systems.

  7. Is MF-R300-2-14-99 suitable for battery protection in portable devices?

    • Yes, MF-R300-2-14-99 is commonly used for battery protection in portable devices due to its resettable nature and overcurrent protection capabilities.

  8. What is the typical response time of MF-R300-2-14-99?

    • The typical response time of MF-R300-2-14-99 is very fast, usually within milliseconds of detecting an overcurrent condition.

  9. Can MF-R300-2-14-99 be used in high-temperature environments?

    • Yes, MF-R300-2-14-99 is designed to operate reliably in high-temperature environments, making it suitable for a wide range of applications.

  10. Are there any specific soldering or mounting considerations for MF-R300-2-14-99?

    • It is recommended to follow the manufacturer's guidelines for soldering and mounting MF-R300-2-14-99 to ensure proper performance and reliability in technical solutions.