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MF-R800-0-003
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MF-R800-0-003

Product Overview

Category

The MF-R800-0-003 belongs to the category of resettable fuses, also known as PTC (positive temperature coefficient) thermistors.

Use

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

Characteristics

  • Resettable: The fuse resets itself after the fault condition is removed.
  • Low resistance in normal operation: Ensures minimal impact on circuit performance.
  • Fast response time: Provides quick protection against overcurrent conditions.
  • Compact package: Suitable for space-constrained applications.
  • RoHS compliant: Environmentally friendly construction.

Package

The MF-R800-0-003 is typically available in tape and reel packaging for automated assembly processes.

Essence

The essence of the MF-R800-0-003 lies in its ability to provide reliable overcurrent protection while offering the convenience of automatic reset without requiring replacement.

Packaging/Quantity

It is commonly supplied in reels containing a specific quantity based on the manufacturer's specifications.

Specifications

  • Hold Current: 800mA
  • Maximum Voltage: 60V
  • Trip Current: 1.6A
  • Operating Temperature Range: -40°C to 85°C
  • Resistance: <0.3Ω

Detailed Pin Configuration

The MF-R800-0-003 typically features two pins for connection within the circuit. The pin configuration may vary based on the manufacturer's design, and it is essential to refer to the datasheet for the specific details.

Functional Features

  • Overcurrent Protection: Safeguards the circuit from excessive current flow.
  • Automatic Reset: Restores the circuit to normal operation once the fault is cleared.
  • Low Resistance: Minimizes voltage drop during normal operation.

Advantages and Disadvantages

Advantages

  • Self-recovery capability reduces maintenance and replacement costs.
  • Fast response time provides effective protection against overcurrent events.
  • Compact size suits space-constrained applications.

Disadvantages

  • Limited trip current range compared to traditional fuses.
  • Sensitive to ambient temperature variations.

Working Principles

The MF-R800-0-003 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. Once the fault is removed, the device cools down, and its resistance returns to a low value, allowing normal operation to resume.

Detailed Application Field Plans

The MF-R800-0-003 is widely used in various electronic applications, including: - Power supplies - Battery packs - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models to the MF-R800-0-003 are available from different manufacturers, offering similar resettable fuse functionality. Some notable alternatives include: - MF-R500-0-005 - MF-R1100-0-009 - MF-R1600-0-012

In conclusion, the MF-R800-0-003 resettable fuse offers reliable overcurrent protection with the added benefit of automatic reset, making it suitable for diverse electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MF-R800-0-003 v technických řešeních

  1. What is the MF-R800-0-003?

    • The MF-R800-0-003 is a type of PTC (Positive Temperature Coefficient) resettable fuse, commonly used in electronic circuits for overcurrent protection.

  2. What are the key specifications of the MF-R800-0-003?

    • The MF-R800-0-003 has a hold current of 8A, a maximum voltage of 30V, and a trip current of 16A.

  3. How is the MF-R800-0-003 typically used in technical solutions?

    • It is often used to protect sensitive electronic components from overcurrent conditions, such as in power supplies, battery packs, and motor control circuits.

  4. What are the advantages of using the MF-R800-0-003 in technical solutions?

    • Its resettable nature eliminates the need for replacement after a fault condition, providing cost savings and increased reliability.

  5. Are there any limitations or considerations when using the MF-R800-0-003?

    • It's important to ensure that the operating conditions, such as temperature and voltage, are within the specified range to ensure proper functionality.

  6. Can the MF-R800-0-003 be used in automotive applications?

    • Yes, it can be used in automotive electronics for overcurrent protection in various systems.

  7. What is the typical response time of the MF-R800-0-003?

    • The response time is very fast, typically within milliseconds, providing effective protection against overcurrent events.

  8. Does the MF-R800-0-003 require any special handling during installation?

    • It should be handled with care to avoid mechanical damage, and proper soldering techniques should be followed to ensure reliable connections.

  9. Can the MF-R800-0-003 be used in high-power applications?

    • While it has a relatively high hold current, it's important to verify that it meets the specific requirements of the high-power application in question.

  10. Where can I find detailed technical documentation for the MF-R800-0-003?

    • Detailed datasheets and application notes can be obtained from the manufacturer's website or authorized distributors for comprehensive technical information.