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044303.5DR - LITTELFUSE

Description: Surface Mount Fuses 250VAC 3.5A .019ohms 443 NANO2

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PCB Footprints
044303.5DR - LITTELFUSE PCB footprint - Other - Other - 443_Series
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3D Models
044303.5DR - LITTELFUSE  - 3D model - Other - 443_Series
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044303.5DR Details

  • Manufacturer Part Number:

    044303.5DR

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8536.10.00.40

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    7

  • Blow Characteristic:

    SLOW

  • Body Breadth:

    3.05 mm

  • Body Height:

    3.05 mm

  • Body Length or Diameter:

    10.08 mm

  • Circuit Protection Type:

    ELECTRIC FUSE

  • Fuse Size:

    NANO

  • JESD-609 Code:

    e4

  • Joule Integral-Nom:

    53 J

  • Mounting Feature:

    SURFACE MOUNT

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Packing Method:

    TR

  • Rated Breaking Capacity:

    50 A

  • Rated Current:

    3.5 A

  • Rated Voltage(AC):

    250 V

  • Reference Standard:

    CE; CUL; KC; PSE; TUV; UKCA; UL

  • Surface Mount:

    YES

  • Terminal Finish:

    SILVER

  • Terminal Shape:

    WRAPAROUND

  • Trip Time or Delay:

    120 s

044303.5DR Frequently Asked Questions (FAQs)

  • The recommended mounting torque is 0.5 N·m (0.37 lb·in) to ensure proper connection and prevent damage to the fuse or PCB.
  • Yes, the 044303.5DR fuse is designed to withstand high-vibration environments, making it suitable for use in automotive, industrial, and other applications where vibration is a concern.
  • Yes, the 044303.5DR fuse is compatible with lead-free soldering processes, making it suitable for use in RoHS-compliant designs.
  • The typical time-to-blow for the 044303.5DR fuse is around 1-2 seconds at 200% of the rated current, but this can vary depending on the specific application and operating conditions.
  • No, it is not recommended to use multiple 044303.5DR fuses in parallel to increase the current rating, as this can lead to uneven current sharing and reduced reliability. Instead, consider using a single fuse with a higher current rating.

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044303.5DR Overview

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