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RXEF250 - LITTELFUSE

Description: Littelfuse 2.5A Radial Leaded PCB Mount Resettable Fuse, 72V

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RXEF250 - LITTELFUSE  - 3D model
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RXEF250 Details

  • Manufacturer Part Number:

    RXEF250

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    RADIAL LEADED

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.40.80.70

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    7.4

  • Additional Feature:

    Rmax:0.08 OHMS AT 20 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:

    25.4 mm

  • Package Length:

    20.8 mm

  • Package Shape:

    DISK PACKAGE

  • Package Style:

    Radial

  • Package Width:

    3 mm

  • Packing Method:

    BULK

  • Reference Standard:

    CSA; CQC; TUV; UL

  • Resistance:

    0.05 Ω

  • Resistor Type:

    PTC RESETTABLE FUSE

  • Surface Mount:

    NO

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Placement:

    RADIAL

  • Terminal Shape:

    WIRE

  • Working Voltage:

    72 V

RXEF250 Frequently Asked Questions (FAQs)

  • A good PCB layout for the RXEF250 involves keeping the input and output traces separate, using a solid ground plane, and minimizing the length of the input and output traces. Additionally, it's recommended to use a common mode choke or a ferrite bead to filter out high-frequency noise.
  • To ensure proper soldering, use a soldering iron with a temperature range of 250°C to 270°C. Apply a small amount of solder paste to the pads, and use a gentle touch to avoid applying excessive pressure, which can damage the component.
  • The RXEF250 can operate safely within a temperature range of -40°C to 125°C. However, it's recommended to derate the component's performance at temperatures above 85°C to ensure reliable operation.
  • Yes, the RXEF250 is designed to withstand high-vibration environments. However, it's essential to ensure the component is properly secured to the PCB using a suitable adhesive or mechanical fastening method to prevent damage or dislodging.
  • To troubleshoot issues with the RXEF250, start by verifying the input voltage and current, and checking for any signs of overheating or physical damage. Use an oscilloscope to analyze the input and output waveforms, and consult the datasheet for specific troubleshooting guidelines.

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RXEF250 Overview

Use the download button to access the RXEF250 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
To find more CAD model downloads similar to this part, try a partial part number search, like RXEF2, or try a keyword search, such as Non-linear Resistors

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