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AHEF050 - LITTELFUSE

Description: Fuse, PTC, resettable, radial, 0.5A

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AHEF050 - LITTELFUSE  - 3D model
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AHEF050 Details

  • Manufacturer Part Number:

    AHEF050

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • 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

  • Mounting Feature:

    THROUGH HOLE MOUNT

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Height:

    12.7 mm

  • Package Length:

    7.4 mm

  • Package Shape:

    RECTANGULAR PACKAGE

  • Package Style:

    Radial

  • Package Width:

    3.3 mm

  • Packing Method:

    BULK

  • Reference Standard:

    AEC-Q200; UL

  • Resistance:

    0.35 Ω

  • Resistor Type:

    PTC RESETTABLE FUSE

  • Surface Mount:

    NO

  • Terminal Placement:

    RADIAL

  • Terminal Shape:

    WIRE

  • Thermistor Application:

    OVERCURRENT PROTECTION

  • Working Voltage:

    32 V

AHEF050 Frequently Asked Questions (FAQs)

  • A good PCB layout for the AHEF050 involves keeping the fuse as close to the power source as possible, using a wide copper trace to reduce voltage drop, and minimizing the distance between the fuse and the load to reduce inductance.
  • To select the correct AHEF050 fuse, consider the maximum current rating, voltage rating, and interrupting rating required for your application. Also, consider the ambient temperature, fault current, and fault duration.
  • The maximum operating temperature for the AHEF050 is 125°C, but it's recommended to derate the fuse's current rating at higher temperatures to ensure reliable operation.
  • Yes, the AHEF050 is designed to withstand high-vibration environments, but it's essential to ensure the fuse is properly secured to the PCB to prevent mechanical stress and damage.
  • To ensure proper cooling, provide adequate airflow around the fuse, avoid blocking airflow with nearby components, and consider using a heat sink or thermal interface material if necessary.

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AHEF050 Overview

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