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0449.500MR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

0449.500MR product

0449.500MR

Fuses

Surface MountSlo-Blo500mA

The 0449.500MR is a 500mA, 125V Slo-Blo surface mount fuse from the Littelfuse NANO2 series, designed for space-constrained applications requiring inrush current protection.

Best for

  • Space-constrained electronics
  • Circuits with inrush current

Avoid if

  • Applications requiring fast-acting protection

Check before use

  • Interrupting rating requirements

Key specifications

Current Rating
500mA
Voltage Rating
125V AC/DC
Interrupting Rating
50A

Compliance & Environment

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

Application

Consumer ElectronicsPower Supplies

Datasheet

0449.500MR-Littelfuse-datasheet-137924871.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 0449.500MR: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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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 500mA surface mount fuse from the Littelfuse 449 Series NANO2 Slo-Blo family, featuring a ceramic body and gold-plated terminations.