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0459.500UR - LITTELFUSE

Description: Surface Mount Fuses 125V .5A Fast Acting

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0459.500UR - LITTELFUSE - PCB symbol
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PCB Footprints
0459.500UR - LITTELFUSE PCB footprint - Fuses Moulded - Fuses Moulded - 2-SMD, J-Lead_2022
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0459.500UR Details

  • Manufacturer Part Number:

    0459.500UR

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8536.10.00.40

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    7

  • Additional Feature:

    RATED BREAKING CAPACITY AT 125 VDC: 300 A

  • Blow Characteristic:

    VERY FAST

  • Body Breadth:

    4.32 mm

  • Body Height:

    3.05 mm

  • Body Length or Diameter:

    7.24 mm

  • Circuit Protection Type:

    ELECTRIC FUSE

  • Fuse Size:

    PICO

  • JESD-609 Code:

    e4

  • Mounting Feature:

    SURFACE MOUNT

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Packing Method:

    TR

  • Rated Breaking Capacity:

    50 A

  • Rated Current:

    0.5 A

  • Rated Voltage(AC):

    125 V

  • Rated Voltage(DC):

    125 V

  • Reference Standard:

    CSA; UL

  • Surface Mount:

    YES

  • Terminal Finish:

    Silver (Ag)

  • Terminal Shape:

    J BEND

  • Trip Time or Delay:

    0.1 s

0459.500UR Frequently Asked Questions (FAQs)

  • The recommended mounting torque for the 0459.500UR is 8-10 in-lbs (0.9-1.1 Nm).
  • The 0459.500UR is rated for operation up to 125°C (257°F). However, it's recommended to derate the fuse's current rating by 2.5% for every 10°C (18°F) above 85°C (185°F).
  • To determine the correct fuse size, consider the maximum current rating of your circuit, the voltage, and the fault current available. Consult the Littelfuse fuse selection guide or consult with a qualified engineer.
  • The 0459.500UR has a standard footprint with a 5mm x 20mm body size. Verify the PCB pad layout matches the fuse's dimensions and pinout to ensure proper mounting and connection.
  • The 0459.500UR is designed to last for the life of the product, typically 10-15 years or more, depending on environmental conditions and usage.

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0459.500UR Overview

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0459.500UR Alternates

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Part Image 0459.500ER Littelfuse Inc

Electric Fuse, Very Fast Blow, 0.5A, 125VAC, 125VDC, 50A (IR), Surface Mount, PICO