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0451.375MRL Littelfuse 0451.375MRL is a 375mA, 125V very fast-acting surface mount fuse in a 2-SMD square end block package. Suitable for secondary side over-current protection.
Mfr Part #:

0451.375MRL

Available from 1 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse 0451.375MRL is a 375mA, 125V very fast-acting surface mount fuse in a 2-SMD square end block package. Suitable for secondary side over-current protection.
✓ Total Stock: 555 pcs

0451.375MRL Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Bristol Electronics ✓
Non-Authorised Inventory information
555 pcs
On Request
555 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

0451.375MRL Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Approval Agency
Breaking Capacity @ Rated Voltage
Current Rating
Current Rating (Amps)
Fuse Type
Halogen Free
Height
Length
Melting I²t
Mounting Type
Operating Temperature
Response Time
Tape & Reel
Termination Style
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0451.375MRL Description

Short technical summary and product information.

The Littelfuse 0451.375MRL is a 0.375A (375mA) surface mount fuse from the Nano2 451 series, designed for secondary side circuit over-current protection in space-constrained PCB applications.

 

Rated for 125VAC/VDC with a breaking capacity of 50A at rated voltage, this very fast-acting fuse offers a melting I²t of 0.0425 A²s and cold resistance of 0.4541 Ohm. It operates over a temperature range of -55°C to 125°C.

 

The fuse is housed in a compact 6.10mm x 2.69mm x 2.69mm 2-SMD square end block package designed for surface mount assembly. It is RoHS compliant and halogen free.

0451.375MRL Quick Information

Product Type: Surface Mount Fuse
Series: 451
Canonical Name: Littelfuse 0451.375MRL Surface Mount Very Fast-Acting Fuse, 375mA, 125V
Subcategory: Very Fast-Acting Fuse

0451.375MRL Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): MSL 1 - Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

0451.375MRL Features

  • Rated current of 375mA (0.375A).
  • Very fast-acting over-current protection.
  • Surface mount 2-SMD square end block package.
  • RoHS compliant and halogen free.
  • Operating range -55°C to 125°C.

0451.375MRL Applications

  • Secondary side circuit protection in power supplies.
  • Over-current protection in notebook PCs and LCD displays.
  • Battery charging circuit protection.
  • Used in networking and telecom systems.

0451.375MRL FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the 0451.375MRL fuse?

The current rating is 0.375A (375mA).

What is the voltage rating for this fuse?

The voltage rating is 125VAC and 125VDC.

What is the breaking capacity of the 0451.375MRL?

The breaking capacity is 50A at 125VAC/VDC.

Is the 0451.375MRL a fast-acting or slow-blow fuse?

It is a very fast-acting (fast blow) fuse.

What package does the 0451.375MRL come in?

It is a surface mount 2-SMD square end block package.

What is the operating temperature range?

The fuse operates from -55°C to 125°C.

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