ProjectsPricingInsights

04381.75WR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

04381.75WR product

04381.75WR

Fuses

Fast-ActingCeramic Fuse0603Surface Mount

The 04381.75WR is a 1.75A fast-acting 0603 ceramic fuse from Littelfuse, optimized for high-temperature environments up to 150°C.

Best for

  • Handheld electronics
  • Battery packs
  • LCD displays

Avoid if

  • Applications requiring slow-blow characteristics
  • Circuits exceeding 63VDC

Check before use

  • Continuous current load (keep below 80% of rating)

Key specifications

Rated Current
1.75A
Voltage Rating
63VDC / 32VAC
Package
0603

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
1
ECCN
-
HTSUS
-

Application

Consumer ElectronicsBattery Management

Datasheet

04381.75WR-Littelfuse-datasheet-24896368.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 04381.75WR: 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 0603-sized, fast-acting ceramic surface mount fuse with a 1.75A current rating, designed for over-current protection in high-temperature electronics.