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RXEF040S-2 - LITTELFUSE

Description: PTC RESET FUSE 72V 400MA RADIAL

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Symbol
RXEF040S-2 - LITTELFUSE - PCB symbol
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PCB Footprints
RXEF040S-2 - LITTELFUSE PCB footprint - Other - Other - RXEF040S-2-2
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3D Models
RXEF040S-2 - LITTELFUSE - 3D model - Other - RXEF040S-2-2
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RXEF040S-2 Details

  • Manufacturer Part Number:

    RXEF040S-2

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    RADIAL

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.40.80.70

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    7.4

  • Additional Feature:

    Rmin@25 Deg Cel

  • Circuit RMS Voltage-Max:

    72 V

  • JESD-609 Code:

    e3

  • Mounting Feature:

    THROUGH HOLE MOUNT

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Height:

    13.5 mm

  • Package Length:

    7.6 mm

  • Package Shape:

    DISK PACKAGE

  • Package Style:

    Radial

  • Package Width:

    3 mm

  • Packing Method:

    TR, 15 INCH

  • Reference Standard:

    CQC; CSA; TUV; UL

  • Resistance:

    0.55 Ω

  • Resistor Type:

    PTC RESETTABLE FUSE

  • Surface Mount:

    NO

  • Terminal Finish:

    Matte Tin (Sn) - with Nickel (Ni) barrier

  • Terminal Placement:

    RADIAL

  • Terminal Shape:

    WIRE

  • Thermistor Application:

    OVERCURRENT PROTECTION

  • Working Voltage:

    72 V

RXEF040S-2 Frequently Asked Questions (FAQs)

  • The recommended PCB footprint for the RXEF040S-2 is a rectangular pad with dimensions of 1.5mm x 0.8mm, with a 0.5mm radius corner. The pad should be centered on the component and have a minimum of 0.2mm clearance around the component body.
  • To ensure reliable soldering of the RXEF040S-2, use a soldering iron with a temperature of 250°C to 270°C, and apply a small amount of solder paste to the PCB pad. Use a soldering technique that minimizes the risk of overheating the component, and avoid applying excessive force or pressure during the soldering process.
  • The RXEF040S-2 has an operating temperature range of -40°C to 125°C, with a maximum storage temperature range of -40°C to 150°C.
  • Yes, the RXEF040S-2 is designed for high-reliability applications and meets the requirements of AEC-Q200, a standard for automotive-grade components. It is suitable for use in safety-critical systems and other high-reliability applications.
  • Handle the RXEF040S-2 by the body only, avoiding touching the leads or electrical contacts. Store the components in their original packaging or in a dry, ESD-protected environment to prevent damage from electrostatic discharge or moisture.

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RXEF040S-2 Overview

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