SourceSCMP Technology•Stalecollected in 1m
Chinese chipmakers pivot to SiC for AI data centers
#semiconductors#data-centers#energy-efficiency#supply-chainsilicon-carbide-(sic)-semiconductorsbasic semiconductortsinghua
Discover how SiC chips are becoming the critical hardware solution to the AI industry's massive power consumption crisis
30-Second TL;DR
What Changed
AI data centers are creating unprecedented pressure on global power grids.
Why It Matters
The adoption of SiC technology could significantly reduce the operational costs and carbon footprint of large-scale AI training clusters. This trend highlights a critical hardware bottleneck in the AI supply chain.
What To Do Next
Evaluate the power efficiency specifications of your current hardware stack and monitor SiC-based power supply unit availability for future data center deployments.
Who should care:Founders & Product Leaders
Key Points
- •AI data centers are creating unprecedented pressure on global power grids.
- •Basic Semiconductor is pursuing a Hong Kong IPO to fund SiC expansion.
- •SiC semiconductors offer superior energy efficiency compared to traditional silicon chips for power management.
Deep Insight
AI-generated analysis for this event — not the original article.
Enhanced Key Takeaways
- •The Chinese government has designated SiC as a critical strategic material under the 14th Five-Year Plan to reduce reliance on imported power electronics.
- •Basic Semiconductor has successfully developed 1200V SiC MOSFETs, which are essential for the high-voltage power conversion stages required in AI server power supply units (PSUs).
- •China's domestic SiC supply chain is shifting from 6-inch to 8-inch wafer production to lower unit costs and increase throughput for mass-market data center adoption.
- •Beyond data centers, Basic Semiconductor is leveraging its SiC technology for the electric vehicle (EV) sector, creating a dual-market revenue strategy to subsidize R&D costs.
- •The push for SiC in China is partially driven by US-led export controls on advanced silicon-based power management ICs, forcing domestic firms to innovate in wide-bandgap materials.
Competitor Analysis
Primary Focus
- Basic Semiconductor
- SiC Power Modules
- Sanan Optoelectronics
- SiC Wafers/Epitaxy
- Infineon Technologies
- Global Power Semi Leader
Market Position
- Basic Semiconductor
- Emerging Specialist
- Sanan Optoelectronics
- Integrated Manufacturer
- Infineon Technologies
- Global Market Leader
Tech Maturity
- Basic Semiconductor
- High (1200V MOSFETs)
- Sanan Optoelectronics
- High (Substrate focus)
- Infineon Technologies
- Very High (Automotive/Ind)
| Feature | Basic Semiconductor | Sanan Optoelectronics | Infineon Technologies |
|---|---|---|---|
| Primary Focus | SiC Power Modules | SiC Wafers/Epitaxy | Global Power Semi Leader |
| Market Position | Emerging Specialist | Integrated Manufacturer | Global Market Leader |
| Tech Maturity | High (1200V MOSFETs) | High (Substrate focus) | Very High (Automotive/Ind) |
Technical Deep Dive
- SiC (Silicon Carbide) utilizes a wide bandgap (3.26 eV) compared to Silicon (1.12 eV), allowing for higher breakdown voltages and thermal conductivity.
- Implementation in AI data centers involves replacing traditional Silicon IGBTs with SiC MOSFETs in Power Factor Correction (PFC) circuits and DC-DC converters.
- SiC devices enable higher switching frequencies, which reduces the size of passive components (inductors and capacitors) in server power supplies, increasing power density.
- Basic Semiconductor's proprietary packaging technology reduces parasitic inductance, critical for maintaining efficiency at the high-speed switching required by AI GPU clusters.
Future ImplicationsAI analysis grounded in cited sources
SiC adoption will reduce data center power overhead by 10-15%.
The superior thermal properties and lower switching losses of SiC components directly decrease the energy wasted as heat in server power delivery networks.
Basic Semiconductor will achieve 8-inch SiC wafer mass production by 2027.
The company's current capital expenditure focus on IPO funding is specifically targeted at scaling substrate manufacturing capacity to meet domestic demand.
Timeline
2016-05
Basic Semiconductor is founded in Shenzhen to focus on SiC power device R&D.
2021-09
Company completes a major Series C funding round to expand SiC production lines.
2023-04
Basic Semiconductor launches its automotive-grade 1200V SiC MOSFETs.
2025-11
Company officially initiates the filing process for a Hong Kong IPO.
- 2016-05Basic Semiconductor is founded in Shenzhen to focus on SiC power device R&D.
- 2021-09Company completes a major Series C funding round to expand SiC production lines.
- 2023-04Basic Semiconductor launches its automotive-grade 1200V SiC MOSFETs.
- 2025-11Company officially initiates the filing process for a Hong Kong IPO.
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