Alpha and Omega Semiconductor competitors
As of 2026-10-09, Alpha and Omega Semiconductor's closest competitors in Power Semiconductors (incl. SiC, GaN) are Texas Instruments, Infineon Technologies and Innoscience. wafergraph tracks 36 companies in Power Semiconductors (incl. SiC, GaN); Alpha and Omega Semiconductor is positioned as a market major there with a market cap of $860M, and the largest competitor by market cap is Texas Instruments at $263.2B.
Data as of 2026-10-09 · peers = companies sharing Alpha and Omega Semiconductor's primary Power Semiconductors (incl. SiC, GaN) segment in the wafergraph taxonomy · ordered by market position, then market cap
Who competes with Alpha and Omega Semiconductor
| Competitor | Position | Country | Market cap | Revenue | Compare |
|---|---|---|---|---|---|
| Texas Instruments | leader | United States | $263.2B | $17.7B | — |
| Infineon Technologies | leader | Germany | $87.2B | $16.5B | — |
| Innoscience | leader | China | $4.4B | $181M | — |
| Monolithic Power Systems | major | United States | $67.3B | $2.8B | — |
| Mitsubishi Electric | major | Japan | $66.5B | $37.3B | Alpha and Omega Semiconductor vs Mitsubishi Electric |
| STMicroelectronics | major | Switzerland | $47.2B | $11.8B | — |
| Sumitomo Electric Industries | major | Japan | $46.5B | $32.4B | — |
| onsemi | major | United States | $30.9B | $6.0B | — |
| Fuji Electric | major | Japan | $13.8B | $7.8B | — |
| Vicor | major | United States | $12.1B | $453M | Alpha and Omega Semiconductor vs Vicor |
| ROHM | major | Japan | $12.0B | $2.4B | — |
| China Resources Microelectronics | major | China | $10.3B | $241M | — |
| Silan Microelectronics | major | China | $7.3B | $1.9B | — |
| Yangzhou Yangjie Electronic | major | China | $6.8B | $1.1B | — |
| Silergy | major | China | $5.6B | $592M | — |
| Vishay Intertechnology | major | United States | $5.3B | $3.1B | Alpha and Omega Semiconductor vs Vishay Intertechnology |
| Diodes Incorporated | major | United States | $4.4B | $1.5B | — |
| Power Integrations | major | United States | $2.8B | $444M | Alpha and Omega Semiconductor vs Power Integrations |
| Sanken Electric | major | Japan | $830M | $508M | — |
| BYD Semiconductor | major | China | Unpriced | — | — |
| Nexperia | major | Netherlands | Unpriced | — | — |
| Robert Bosch | major | Germany | Unpriced | — | — |
| Semikron Danfoss | major | Germany | Unpriced | — | — |
| Toshiba | major | Japan | Unpriced | — | — |
| SG Micro | challenger | China | $9.8B | $581M | — |
10 more Power Semiconductors (incl. SiC, GaN) companies are listed on the segment page.
Frequently asked questions3
- Who are Alpha and Omega Semiconductor's competitors?
- Alpha and Omega Semiconductor's closest competitors in Power Semiconductors (incl. SiC, GaN) are Texas Instruments, Infineon Technologies and Innoscience; wafergraph tracks 35 rivals in that segment.
- Who is Alpha and Omega Semiconductor's largest competitor?
- Texas Instruments is the largest Power Semiconductors (incl. SiC, GaN) competitor by market cap ($263.2B).
- How many companies compete in Power Semiconductors (incl. SiC, GaN)?
- wafergraph tracks 36 companies in Power Semiconductors (incl. SiC, GaN), including Alpha and Omega Semiconductor.
Cite as: wafergraph, “Alpha and Omega Semiconductor competitors — 35 rivals in Power Semiconductors (incl. SiC, GaN), compared”, https://wafergraph.com/competitors/alpha_omega (data as of 2026-10-09).
Open Alpha and Omega Semiconductor in the interactive supply-chain view →
Track the chain
What moved in the semiconductor supply chain — This Week in the Chain, the free weekly wafergraph briefing.
Subscribe to the free weekly briefing →
Free · no login · 615 companies, updated weekly