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RXEF300K AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

RXEF300K product

RXEF300K

PTC Resettable Fuses

PTCResettable FuseLittelfuse72V

The RXEF300K is a 72V, 3A radial PTC resettable fuse from Littelfuse, ideal for protecting circuits against overcurrent conditions.

Best for

  • Overcurrent protection in electronic circuits

Avoid if

  • Applications exceeding 72V or 40A

Check before use

  • Thermal environment and steady-state current requirements

Key specifications

Voltage Rating
72 V
Hold Current
3 A
Trip Current
6 A

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

General Circuit Protection

Datasheet

media

800 KB

Datasheet AI

CAD Models

Download ECAD models for RXEF300K: 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

The RXEF300K is a radial leaded PTC resettable fuse manufactured by Littelfuse, designed for overcurrent protection in electronic applications.