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0438.250WR - LITTELFUSE

Description: Littelfuse 0.25A F Non-Resettable Surface Mount Fuse, 63 V dc

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Symbol
0438.250WR - LITTELFUSE - PCB symbol
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PCB Footprints
0438.250WR - LITTELFUSE PCB footprint - Fuses Chip - Fuses Chip - 0438.250WR-1
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3D Models
0438.250WR - LITTELFUSE - 3D model - Fuses Chip - 0438.250WR-1
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0438.250WR Details

  • Manufacturer Part Number:

    0438.250WR

  • 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:

    8

  • Blow Characteristic:

    FAST

  • Body Breadth:

    0.828 mm

  • Body Height:

    0.516 mm

  • Body Length or Diameter:

    1.582 mm

  • Circuit Protection Type:

    ELECTRIC FUSE

  • Fuse Size:

    0603

  • JESD-609 Code:

    e3

  • Mounting Feature:

    SURFACE MOUNT

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -55 °C

  • Packing Method:

    TR

  • Rated Breaking Capacity:

    50 A

  • Rated Current:

    0.25 A

  • Rated Voltage(AC):

    32 V

  • Rated Voltage(DC):

    63 V

  • Reference Standard:

    CE; CSA; CUL; TUV; UKCA; UL

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Shape:

    WRAPAROUND

  • Trip Time or Delay:

    5 s

0438.250WR Frequently Asked Questions (FAQs)

  • The recommended storage temperature for the 0438.250WR is -40°C to 30°C (-40°F to 86°F) to ensure optimal performance and longevity.
  • While the 0438.250WR is designed to operate in a wide range of temperatures, it's recommended to use it in environments with a relative humidity of 60% or less to prevent moisture-related issues.
  • The 0438.250WR can withstand surge currents up to 200A for 10ms, but it's essential to consult the datasheet and application notes for specific surge current requirements.
  • Yes, the 0438.250WR is compatible with lead-free soldering processes, but it's crucial to follow the recommended soldering profile and temperature guidelines to ensure reliable connections.
  • The typical response time for the 0438.250WR is around 1-2 microseconds, but this may vary depending on the specific application and circuit design.

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0438.250WR Overview

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