TSMC and Japanese Auto Suppliers Scale 28nm BCD Power Chip Production
Automotive suppliers integrate high-voltage power management silicon into domestic 300mm foundry lines to secure electrified vehicle supply chains.
KSBy Kenji Sato, Japan bureau chief··Updated August 30, 2026·4 min read
ShareLinkedInXWhatsAppEmailA technician in a cleanroom suit holds a semiconductor wafer beside automated processing equipment during manufacturing operations. (AI-generated image)
Japan Advanced Semiconductor Manufacturing confirmed on Feb. 28, 2026, that it has integrated advanced power management processes into its 300-millimeter specialty wafer operations in Kumamoto Prefecture.
The foundry joint venture, majority-owned by Taiwan Semiconductor Manufacturing Co., manufactures specialty logic and power semiconductors on 28-nanometer and 22-nanometer process nodes for automotive tier-1 suppliers and industrial clients.
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Japan bureau chief — Kenji Sato leads Japan coverage, with a focus on the semiconductor equipment and materials suppliers that sit upstream of every fab in the region.
