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WR18X40R2FTL AI Analysis:
Specs, Applications & Alternatives

AI summary

WR18X40R2FTL product

WR18X40R2FTL

Chip Resistor - Surface Mount

Power ResistorThick FilmSMD

The WR18X40R2FTL is a 1W, 40.2Ω thick film power chip resistor in a 1218 package, suitable for high-power surface-mount applications.

Best for

  • Power supplies
  • DC-DC converters
  • Automotive electronics

Avoid if

  • Applications requiring extremely low TCR or high-precision thin-film stability

Check before use

  • Thermal management on the PCB

Key specifications

Resistance
40.2 Ω
Power Rating
1 W
Tolerance
±1%

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power SupplyAutomotive

Datasheet

c894adc8286c475b132ff4d62b98364b_2304140030_Walsin-Tech-Corp-WR18X40R2FTL_C383929.pdf

800 KB

Datasheet AI

CAD Models

EDA symbol, PCB footprint, and 3D model for this component. Supported tools include Altium, KiCad, Eagle, and more.

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3D Model
STEP file for mechanical design
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Alternative components

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

Design and risk insights

Questions & answers

It is a thick film power chip resistor manufactured by Walsin Technology Corporation, featuring a resistance of 40.2Ω and a 1% tolerance.