ProjectsPricingInsights

0451001.MRL AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

0451001.MRL product

0451001.MRL

Fuses

Surface MountVery Fast-Acting1A125V

The Littelfuse 0451001.MRL is a 1A, 125V very fast-acting NANO2® surface mount fuse, ideal for secondary circuit protection in compact electronic devices.

Best for

  • Consumer electronics
  • Networking equipment
  • Power supplies

Avoid if

  • Applications requiring slow-blow characteristics or high-voltage primary protection.

Check before use

  • Inrush current profiles and ambient temperature derating.

Key specifications

Current Rating
1 A
Voltage Rating
125 V
Fuse Speed
Very Fast-Acting

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
Level 1
ECCN
-
HTSUS
-

Application

Consumer ElectronicsPower Supplies

Datasheet

0451001.MRL-Littelfuse-datasheet-95953544.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 0451001.MRL: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
Get Files
PCB Footprint
Land pattern for PCB layout
Get Files
3D Model
STEP file for mechanical design
Get Files
KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
Generate library

Login required · CAD models billed separately as an add-on

Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a very fast-acting surface mount fuse from the Littelfuse NANO2® 451 series, designed for secondary side over-current protection.