← 200mm Mature-Node
SK keyfoundry
Cheongju, South Korea
Company Overview
- Headquarters
- Cheongju, South Korea
- Ownership
- Private; wholly owned by SK hynix (acquired Key Foundry for KRW 575.8B, deal closed Aug 2022; renamed SK keyfoundry Jan 2024)
- Total Fabs
- Cheongju fab
- 200mm Fab Locations
- Cheongju (200mm)
- Wafer Sizes Run
- 200mm
- Most Recent Revenue
- Not publicly detailed — verify
- Employees
- Not detailed — verify
- Major Segments
- Power management ICs, analog/mixed-signal
- Long-Term Strategy
- >80% utilization; regional beneficiary of Korean 8-inch tightness
Process Technologies
No named process technologies recorded for this foundry yet.
Absence here means the process list has not been researched, not that the foundry offers none.
Technology Portfolio
- CMOS Min/Max Geometry
- 180nm-350nm (approx.)
- CMOS Analog/RF/Mixed-Signal
- Limited
- CMOS Embedded Memory
- Limited
- CMOS HV, Automotive-Qualified
- Limited
- BCD Voltage Range
- Yes
- BCD LDMOS
- Yes
- BCD/SOI Isolation Option
- No
- SOI — PD-SOI
- No
- SOI — FD-SOI
- No
- SOI — RF-SOI
- No
- SOI — Photonics-Compatible
- No
- MEMS
- No
- Power — SiC
- No
- Power — GaN
- No
- Power — HV CMOS
- Yes
- Specialty — eNVM
- Limited
- Specialty — CIS
- No
- Specialty — Photonics
- No
- Specialty — Display Driver
- No
Manufacturing Capability
- Qualified 200mm Fabs
- 1 (Cheongju)
- Multi-Site Technology Transfer
- N/A (single fab)
- Automotive Production Volume
- Limited
- IATF 16949
- Verify
- ISO 13485 (Medical)
- Verify
- ISO 9001
- Yes
- AS9100 (Aerospace)
- No
- Defense / Rad-Hard Experience
- None disclosed
- Export Restriction Status
- Not export-restricted
Capacity & Supply Chain
- Typical Quoted Lead Time (200mm)
- Verify
- Recent Utilization
- >80%
- Expansion Plans
- Verify
- Geographic Redundancy
- Low — single fab, single country
- Single-Site Concentration Risk
- High — single site
- Natural Disaster Exposure
- Low-moderate (Korea)
- Utility Risk (Power/Water)
- Low
Fabs & Geopolitical Risk
| Fab Site | Country | US Import Tariff | Considerations | Risk |
|---|---|---|---|---|
| Cheongju | South Korea | Not recorded | Same moderate, alliance-based risk profile as DB HiTek | Moderate |
Cost & Commercial
- MPW Shuttle Availability
- Limited
- Typical Mask Set Cost (Order of Magnitude)
- Verify
- Prototype/Engineering Wafer Pricing
- Not publicly listed
- Production Wafer Pricing Direction (2025–26)
- Stable/rising with regional 8-inch tightness
- Typical NRE Posture
- Volume-oriented
- Packaging/Test Partnerships
- Korean OSAT partners
- Licensing / IP Fees
- Standard PDK/TLA licensing
Ecosystem
- Cadence
- Yes
- Synopsys
- Yes
- Siemens EDA (Calibre)
- Yes
- Notable IP Vendor Relationships
- Verify
- OSAT / Packaging Partners
- Korean OSAT partners
- Design-Service Partners
- Limited
- University / Reference-Design Programs
- Limited
- Open-Source / Academic PDK
- No public open PDK