0451008.MR Surface mount fuse rated 8A at 125VAC/VDC with fast blow response. Suitable for secondary side over-current protection in compact PCB designs.
Mfr Part #:

0451008.MR

Available from 1 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Surface mount fuse rated 8A at 125VAC/VDC with fast blow response. Suitable for secondary side over-current protection in compact PCB designs.
✓ Total Stock: 1,115 pcs
$ Price Range: $0.52

0451008.MR Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
1,115 pcs
1115 pcs On Request 1 On Request On Request On Request On Request On Request

0451008.MR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Approval Agency
Automotive Grade
Breaking Capacity @ Rated Voltage
Current Rating (Amps)
Fuse Type
Halogen Free
Height
Length
Medical Grade
Melting I²t
Military Grade
Mounting Type
Operating Temperature
Response Time
Tape & Reel
Voltage Rating
Width

0451008.MR Description

Short technical summary and product information.

The Littelfuse 0451008.MR is a very fast-acting surface mount fuse from the 451 Series, part of the Nano2 SMF family. It is rated for 8A continuous current with a voltage rating of 125VAC/VDC and a breaking capacity of 50A at rated voltage. The fuse features a fast blow response time, making it suitable for protecting sensitive circuits where rapid overcurrent interruption is required.

 

With a melting I²t of 20.23 A²s and an operating temperature range of -55°C to 125°C, this fuse is designed for reliable performance in demanding environments. It is housed in a compact 2-SMD square end block package measuring 6.10mm x 2.69mm x 2.69mm, enabling high-density PCB layouts.

 

Typical applications include secondary side protection in notebook PCs, LCD monitors, power supplies, networking equipment, telecom systems, and battery charging circuits. The fuse is RoHS compliant and halogen free, meeting environmental standards.

0451008.MR Quick Information

Product Type: Fuse
Series: 451 Series
Canonical Name: Littelfuse 0451008.MR Nano2 SMF Very Fast-Acting Fuse
Subcategory: Very Fast-Acting Fuse

0451008.MR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
REACH Status: REACH Unaffected

0451008.MR Estimated Pricing

Qty Low High
1,000+ $0.52 $0.52

Estimated market price range - modelled values for guidance only, not live distributor offers.

0451008.MR Features

  • Rated for 8A at 125VAC/VDC.
  • Very fast-acting response time.
  • Surface mount 2-SMD package.
  • RoHS compliant and halogen free.
  • Operating temperature range -55°C to 125°C.

0451008.MR Applications

  • Used in notebook PC and LCD monitor protection.
  • Ideal for power supply and networking equipment.
  • Suitable for battery charging circuit protection.
  • Applied in telecom system and server cooling fans.

0451008.MR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the 0451008.MR fuse?

8 A.

What is the voltage rating?

125 V.

What is the breaking capacity?

50 A at 125 VAC/VDC.

What is the response time?

Fast Blow (very fast-acting).

What is the package type?

2-SMD, Square End Block.

What is the operating temperature range?

-55°C to 125°C.

What is the melting I²t value?

20.23 A²s.

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