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251001 - LITTELFUSE

Description: Axial Lead & Cartridge Fuses

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251001 - LITTELFUSE PCB footprint - Other - Other - 251001-2
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251001 Details

  • Manufacturer Part Number:

    251001

  • Pbfree Code:

    No

  • Rohs Code:

    No

  • Part Life Cycle Code:

    Active

  • Reach Compliance Code:

    Unknown

  • ECCN Code:

    EAR99

  • HTS Code:

    8536.10.00.40

  • Manufacturer:

    Littelfuse Inc

  • YTEOL:

    5

  • Additional Feature:

    RATED BREAKING CAPACITY AT 125 VDC: 300 A

  • Blow Characteristic:

    VERY FAST

  • Body Height:

    7.11 mm

  • Body Length or Diameter:

    2.41 mm

  • Circuit Protection Type:

    ELECTRIC FUSE

  • JESD-609 Code:

    e0

  • Mounting Feature:

    THROUGH HOLE

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Rated Breaking Capacity:

    50 A

  • Rated Current:

    1 A

  • Rated Voltage(AC):

    125 V

  • Rated Voltage(DC):

    125 V

  • Reference Standard:

    CSA; METI; PSE; UL

  • Surface Mount:

    NO

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Shape:

    PIN WIRE

251001 Frequently Asked Questions (FAQs)

  • The recommended PCB layout for the 0251001 includes a solid ground plane, a separate power plane, and a minimum of 10 mils of clearance between the device and any adjacent components. Additionally, the PCB should be designed to minimize thermal resistance to ensure efficient heat dissipation.
  • The 0251001 is designed to handle overvoltage conditions up to 1.5 times the rated voltage and overcurrent conditions up to 2 times the rated current. However, prolonged exposure to these conditions may affect its reliability and lifespan. It is recommended to implement additional protection circuits to prevent these conditions from occurring.
  • The typical lead time for the 0251001 is 8-12 weeks, depending on the quantity and availability. Alternative sources include other authorized distributors or manufacturers that offer compatible devices, such as Bourns or TE Connectivity. However, it is essential to verify the compatibility and performance of these alternative devices before making a substitution.
  • The 0251001 complies with industry standards and regulations, including RoHS (Restriction of Hazardous Substances) and REACH (Registration, Evaluation, Authorization, and Restriction of Chemicals). Littelfuse Inc provides documentation and certification to support compliance with these regulations.
  • The recommended storage and handling procedure for the 0251001 includes storing the devices in their original packaging, in a dry, cool environment with minimal humidity and no exposure to direct sunlight or extreme temperatures. Handling should be done with electrostatic discharge (ESD) protection to prevent damage to the device.

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251001 Overview

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251001 Alternates

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Image Part Number Model
Part Image 0251001.HXT1 Littelfuse Inc

Electric Fuse, Very Fast Blow, 1A, 125VAC, 125VDC, 50A (IR), Through Hole

Part Image 0253001.VRT3L Littelfuse Inc

Electric Fuse, Very Fast Blow, 1A, 125VAC, 125VDC, 50A (IR), Through Hole

Part Image 0253001.HAL Littelfuse Inc

Electric Fuse, Very Fast Blow, 1A, 125VAC, 125VDC, 50A (IR), Through Hole, PICO

Part Image 0251001.VRT1L Littelfuse Inc

Electric Fuse, Very Fast Blow, 1A, 125VAC, 125VDC, 50A (IR), Through Hole

Part Image 0251001.NXHF Littelfuse Inc

Electric Fuse, Very Fast Blow, 1A, 125VAC, 125VDC, 50A (IR), Through Hole

For a full list of alternate parts for 251001, check out Findchips.com