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2SK1254S — TO-220 package (representative)
TO-220
Representative of package type
Hitachi

2SK1254S

MOSFET · TO-220AB · Discrete Semiconductor
Part Status: Obsolete
Data last refreshed Jul 22, 2026
Manufacturer
Hitachi
Mfr Part #
2SK1254S
Series
2SK
Category
MOSFET
Datasheet
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Availability & Pricing
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Product Attributes

Electrical & Parametric
Vds500V
Id7A
Rds(On)1.2Ω
Physical & Thermal
Package / CaseTO-220AB
Mounting TypeThrough Hole
Series2SK
Classification & Lifecycle
CategoryMOSFET
TypeDiscrete Semiconductor
Part StatusObsolete

N-Channel Silicon Power MOSFET, 500V, 7A

Part Activity

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2SK1254S viewed on the web · Web User
2SK1254S viewed on the web · Web User
2SK1254S viewed on the web · Web User
2SK1254S viewed on the web · Web User
2SK1254S viewed on the web · Web User
2SK1254S viewed on the web · Web User

Recent search and sourcing activity for 2SK1254S.

Engineering FAQ

2SK1254S is marked Obsolete — how does ZDI assure authenticity?
Obsolete and end-of-life parts carry elevated counterfeit risk, which is exactly why ZDI routes every lot through the full EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with source-country supplier vetting and full lot traceability before release.
What are the key specifications of 2SK1254S?
Vds: 500V; Id: 7A; Rds(On): 1.2Ω.
What package is 2SK1254S supplied in?
2SK1254S is supplied in the TO-220AB package, through hole.
Can ZDI source 2SK1254S beyond the quantities shown?
Yes — ZD Integrated Circuits specializes in sourcing hard-to-find, obsolete, and excess electronic components through its global network, with counterfeit-avoidance inspection on every lot. Submit an RFQ with your target quantity for availability and pricing.

Documents & Media

Quality & Counterfeit Avoidance

ISO 9001 ERAI Member ESD Certified GIDEP Participant ZDI EQuality Process CAGE Code 1V8K2

ZD Integrated Circuits operates an ISO 9001-certified quality system incorporating JEDEC-standard process-control elements. In an era of global sourcing and internet procurement, standards compliance alone no longer assures component authenticity — so ZDI pioneered a multi-layered counterfeit-avoidance program: supplier analysis at the source-country level, detailed component analysis, defined inspection standards for all incoming devices, and stringent supplier rating and review. These programs let ZDI guarantee the integrity and the source of every component it ships.

Every lot moves through ZDI's EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with Quality-Manager disposition before release. Nonconforming material is quarantined; conforming material is warehoused or shipped.

✓Multi-stage EQuality Process™ inspection (QI-1 · QI-2/camera · QI-3)
✓Source-country supplier analysis, rating & review
✓Incoming inspection, RoHS verification, bake, full lot traceability
✓ESD-controlled handling · authentic parts guaranteed

2SK1254S is marked Obsolete. Obsolete and end-of-life parts carry elevated counterfeit risk — exactly why ZDI routes them through the full EQuality Process™ with source-country supplier vetting, inspection, and traceability.

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