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L5 · MaterialsMaterialsSouth Korea

SK Siltron

SK Group's silicon and SiC wafer arm

SK Siltron, part of Korea's SK Group, is a top-five silicon wafer maker and a growing supplier of silicon-carbide (SiC) wafers for power electronics used in EVs and datacenter power delivery. It primarily supplies Korean chipmakers including SK Hynix and Samsung. Its SiC expansion (via the acquired DuPont SiC unit, now SK Siltron CSS in Michigan) positions it in the power-semiconductor materials chain feeding AI datacenter power systems.

Parent

SK Group

Products

300mm silicon + SiC power wafers

US ops

SK Siltron CSS (Michigan, SiC)

How it fits the stack

SK Siltron with what it depends on (above) and what it feeds (below). The figure renders as a crawlable diagram and upgrades to an interactive 3D graph as it scrolls into view.

manufacturesSK SiltronMaterialsSilicon Waferschokepoint
SK SiltronFeeds ↓

SK Siltron in the AI stack. SK Siltron with its immediate upstream dependencies (top) and downstream dependents (bottom) in the AI value chain. Hover a node in 3D, or read the full relationships below.

Graph data (text) — 2 entities, 1 relationships
  • Silicon WafersmanufacturesSK Siltron