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RKEF250 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

RKEF250 product

RKEF250

PTC Resettable Fuses

PTCResettable FuseLittelfuse60V

The RKEF250 is a 60V, 2.5A radial-leaded PTC resettable fuse from Littelfuse, designed for reliable overcurrent protection in various electronic circuits.

Best for

  • Overcurrent protection in power supplies and industrial equipment

Avoid if

  • Applications exceeding 60V or 40A

Check before use

  • Thermal derating curves if operating outside 20°C

Key specifications

Hold Current
2.5 A
Max Voltage
60 V
Trip Current
5.0 A

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power SuppliesIndustrial Controls

Datasheet

media

800 KB

Datasheet AI

CAD Models

Download ECAD models for RKEF250: 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 RKEF250 is a PolySwitch PTC (Positive Temperature Coefficient) resettable fuse manufactured by Littelfuse, used for overcurrent protection.