STN3N40K3

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STN3N40K3 — Manufacturer package reference image, SOT-223
Manufacturer package reference image

N-channel 400 V, 3.1 Ohm typ., 1.8 A MDmesh K3 Power MOSFET in a SOT-223 package

Key Specifications

Complete manufacturer part numberSTN3N40K3
ManufacturerSTMicroelectronics
DescriptionN-channel 400 V, 3.1 Ohm typ., 1.8 A MDmesh K3 Power MOSFET in a SOT-223 package
Package / caseSOT-223
Product categorySemiconductor
Packing typeTape And Reel
RoHS compliantEcopack2
GradeIndustrial
In stockContact for availability
Unit priceRequest a quote
Lead timeTo be confirmed

Technical documentation and image source

Exact ST ordering page verified on 2026-11-04. Temperature labels preserve manufacturer ordering scope; ambient or junction basis is not inferred. Package reference image is not a stock-lot photograph. Consult the datasheet for electrical limits and test conditions.

Manufacturer package reference image for SOT-223. Confirm electrical pin functions in the datasheet. Actual lot appearance and top marking require current-lot confirmation.

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Part Number: STN3N40K3
Manufacturer: STMicroelectronics
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