Bourns Inc.
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MF-RX110/72-2
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MF-RX110/72-2

Product Overview

Category

The MF-RX110/72-2 belongs to the category of electronic components, specifically within the realm of resettable fuses.

Use

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

Characteristics

  • Resettable fuse
  • Low resistance
  • Fast response time
  • Compact size

Package

The MF-RX110/72-2 is typically packaged in reels or trays, with a specified quantity per package.

Essence

The essence of the MF-RX110/72-2 lies in its ability to provide reliable overcurrent protection while offering the convenience of a resettable fuse.

Packaging/Quantity

The MF-RX110/72-2 is commonly available in packaging options containing a specific quantity, such as reels of 1000 pieces.

Specifications

  • Voltage Rating: 72V
  • Hold Current: 1.1A
  • Trip Current: 2.2A
  • Operating Temperature Range: -40°C to 85°C
  • Maximum Time-to-Trip: 60 seconds at 200% of rated current

Detailed Pin Configuration

The MF-RX110/72-2 features a two-pin configuration, with one pin connected to the circuit's input and the other to the output.

Functional Features

  • Overcurrent protection
  • Resettable functionality
  • Low power dissipation
  • Reliable performance across temperature variations

Advantages

  • Eliminates the need for replacement fuses
  • Fast recovery after fault conditions
  • Suitable for automated assembly processes
  • Compact design saves space on PCBs

Disadvantages

  • Limited maximum voltage rating
  • May exhibit higher resistance compared to traditional fuses
  • Requires careful consideration of trip and hold currents for proper application

Working Principles

The MF-RX110/72-2 operates based on the principle of positive temperature coefficient (PTC), where its resistance increases significantly when subjected to an overcurrent condition, effectively limiting the current flow.

Detailed Application Field Plans

The MF-RX110/72-2 is well-suited for use in various electronic devices and systems, including: - Consumer electronics - Automotive electronics - Industrial control systems - Power supplies - Battery management systems

Detailed and Complete Alternative Models

  • Littelfuse PTC Series
  • Bourns Multifuse Series
  • Eaton Polyfuse Series
  • TE Connectivity Raychem Polyswitch Series

In summary, the MF-RX110/72-2 resettable fuse offers a reliable and compact solution for overcurrent protection in diverse electronic applications, with its resettable functionality and fast response time making it a preferred choice for modern electronic designs.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MF-RX110/72-2 en soluciones técnicas

  1. What is the MF-RX110/72-2?

    • The MF-RX110/72-2 is a resettable fuse designed to protect against overcurrent and overtemperature conditions in electronic circuits.

  2. What is the maximum voltage and current rating of the MF-RX110/72-2?

    • The MF-RX110/72-2 has a maximum voltage rating of 72V and a maximum current rating of 11A.

  3. How does the MF-RX110/72-2 work?

    • The MF-RX110/72-2 operates by using a polymer-based PTC (positive temperature coefficient) material that increases resistance when exposed to overcurrent or overtemperature conditions, effectively limiting the current flow.

  4. What are the typical applications for the MF-RX110/72-2?

    • The MF-RX110/72-2 is commonly used in battery packs, power supplies, and various electronic devices to provide overcurrent protection.

  5. Is the MF-RX110/72-2 suitable for automotive applications?

    • Yes, the MF-RX110/72-2 is suitable for automotive applications where overcurrent protection is required.

  6. Can the MF-RX110/72-2 be used in high-temperature environments?

    • Yes, the MF-RX110/72-2 is designed to operate in high-temperature environments and can withstand elevated temperatures during normal operation.

  7. What is the typical response time of the MF-RX110/72-2?

    • The MF-RX110/72-2 has a fast response time, typically tripping within milliseconds when subjected to overcurrent or overtemperature conditions.

  8. Does the MF-RX110/72-2 require any special mounting considerations?

    • The MF-RX110/72-2 can be surface-mounted or through-hole mounted, and it is important to follow the recommended layout and soldering guidelines for optimal performance.

  9. Are there any derating considerations for the MF-RX110/72-2?

    • It is important to consider derating the MF-RX110/72-2 when operating at elevated temperatures to ensure reliable performance within specified limits.

  10. Where can I find detailed technical specifications and application notes for the MF-RX110/72-2?

    • Detailed technical specifications and application notes for the MF-RX110/72-2 can be found in the product datasheet provided by the manufacturer. Additionally, technical support from the manufacturer or distributor can also provide further guidance on its application in specific technical solutions.