Littelfuse Inc. 0451.250MRL

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  • Part Number:

    0451.250MRL

  • Manufacturer:

    Littelfuse Inc.

  • Category:

    Surge Protection Devices (SPDs)

  • RoHs:

    rohs RoHS Compliant

  • Datasheet:

  • Description:

    250 mA 125 V AC 125 V DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 2-SMD, Square End Block

  • In stock 11,007
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Specifications
Type
Paramete
Type
Paramete
Operating Temperature
-55°C ~ 125°C
Package / Case
2-SMD, Square End Block
Response Time
Fast Blow
Voltage Rating - DC
125 V
Current Rating (Amps)
250 mA
DC Cold Resistance
0.5765 Ohms
Fuse Type
Board Mount (Cartridge Style Excluded)
Approval Agency
CSA, UL
Mounting Type
Surface Mount
Breaking Capacity @ Rated Voltage
50A
Color
-
Melting I²t
0.0158
Mfr
Littelfuse Inc.
Size / Dimension
0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
Voltage Rating - AC
125 V
Overview

Product Identification Information for 0451.250MRL

Device:

  • 451 Series: Very Fast-Acting Fuse

Part Number:

  • 0451.250MRL

Description:

  • Fuse Type: Very Fast-Acting
  • Ampere Rating: 250 mA
  • Voltage Rating: 125 VAC/VDC
  • Interrupting Rating: 50A @ 125VAC/VDC, 300A @ 32VDC
  • Package Type: Surface Mount Fuse
  • Terminations: Gold-Plated Caps/Sn-dipped Silver Plated Caps (RoHS/HF series)
  • Operating Temperature: -55°C to +125°C
  • Moisture Sensitivity Level: Level 1, J-STD-020

Features & Benefits:

  • Very Fast-Acting: Provides rapid protection against over-current events.
  • Small Size: Suitable for compact designs.
  • Wide Range of Current Ratings: Available from 0.062A to 20A.
  • Wide Operating Temperature Range: Ensures reliability across various environments.
  • RoHS Compliant and Halogen Free: Meets environmental and safety standards.

Applications:

  • Consumer Electronics: Notebook PCs, LCD/PDP TVs, LCD monitors, portable DVD players.
  • Power Supplies: For various electronic devices.
  • Networking: PC servers, cooling fan systems.
  • Telecom Systems: Storage systems, wireless base stations.
  • Industrial Equipment: Battery charging circuits, industrial equipment.

Agency Approvals:

  • UL/CSA/NMX: UL 248-1 and UL 248-14
  • Conforms to DENAN's Appendix 3
  • IEC/EN 60127-1 and IEC/EN 60127-7

Electrical Specifications:

  • Nominal Cold Resistance: 0.0286 Ohms
  • Nominal Melting I2t: 1.029 A²sec

Packaging:

  • Packaging Option: Tape and Reel
  • Quantity: 1000 pcs (M)
  • Packaging Code: R

Ordering Information:

  • Part Number: 0451.250MRL
  • Package: 12mm Tape and Reel
  • Quantity: 1000 pcs
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2. Our sales manager will double-check the order and keep you posted on any price or stock changes. No worries, we've got you covered. 

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Shipping Rate

We ship orders once a day around 5 p.m., except Sunday. Once shipped, the estimated delivery time depends on the courier company you choose, usually 5-7 working days.

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Shipping Methods

We provide DHL, FedEx, UPS, EMS, SF Express, and Registered Air Mail international shipping.

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Payment

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