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MF-RM040/240-2 - Bourns

Description: Bourns 0.40A Radial Resettable Wire Ended Fuses, 240 V ac

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MF-RM040/240-2 - Bourns PCB footprint - Other - Other - MF-RM040/240-2-2
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3D Models
MF-RM040/240-2 - Bourns  - 3D model - Other - MF-RM040/240-2-2
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MF-RM040/240-2 Details

  • Manufacturer Part Number:

    MF-RM040/240-2

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    RADIAL LEADED

  • Reach Compliance Code:

    Compliant

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.40.80.70

  • Factory Lead Time:

    8 Weeks

  • Manufacturer:

    Bourns Inc

  • YTEOL:

    7

  • Additional Feature:

    FLAME PROOF, RMIN AT 23 DEG CEL

  • JESD-609 Code:

    e3

  • Mounting Feature:

    THROUGH HOLE MOUNT

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -20 °C

  • Package Height:

    20.9 mm

  • Package Length:

    11.5 mm

  • Package Style:

    Radial

  • Package Width:

    3.8 mm

  • Packing Method:

    TR, 14.5 INCH

  • Reference Standard:

    CUL; TUV; UL

  • Resistance:

    0.6 Ω

  • Resistor Type:

    PTC RESETTABLE FUSE

  • Surface Mount:

    NO

  • Terminal Finish:

    Tin (Sn)

  • Terminal Placement:

    RADIAL

  • Terminal Shape:

    WIRE

  • Thermistor Application:

    OVERCURRENT PROTECTION

  • Working Voltage:

    240 V

MF-RM040/240-2 Frequently Asked Questions (FAQs)

  • A good PCB layout for the MF-RM040/240-2 involves keeping the input and output traces separate, using a ground plane, and minimizing the length of the input and output traces to reduce parasitic inductance and capacitance.
  • To ensure reliability in high-temperature applications, ensure that the MF-RM040/240-2 is operated within its specified temperature range, and consider using a heat sink or thermal interface material to dissipate heat. Also, follow proper soldering and assembly techniques to prevent thermal stress.
  • The maximum allowable voltage transient for the MF-RM040/240-2 is typically 2-3 times the rated voltage, but this can vary depending on the specific application and operating conditions. Consult with Bourns Inc or a qualified engineer for specific guidance.
  • Yes, the MF-RM040/240-2 is designed to withstand vibrations and can be used in high-vibration environments. However, it's essential to ensure that the component is properly secured to the PCB and that the PCB is designed to withstand the vibrations.
  • To troubleshoot issues with the MF-RM040/240-2, start by checking the input and output voltages, ensuring that they are within the specified range. Then, check for signs of overheating, physical damage, or soldering issues. Consult the datasheet and application notes for guidance, and consider seeking assistance from Bourns Inc or a qualified engineer.

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MF-RM040/240-2 Overview

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