ALPHA & OMEGA SEMICONDUCTOR Ltd

Alpha and Omega Semiconductor designs and manufactures power semiconductor products serving computing, consumer electronics, communications, and industrial markets. The company's primary offerings include power discrete devices such as MOSFETs and IGBTs across multiple voltage classes, power management integrated circuits, transient voltage suppression products, and analog switches. These components are used in applications ranging from smartphone chargers and battery packs to data center power supplies, motor drives, solar inverters, and industrial welding equipment.

The company's product portfolio spans two main categories: discrete power semiconductors and power management ICs. Discrete products include standard and application-specific MOSFETs, SuperJunction high-voltage variants, and IGBTs optimized for different end markets. Power ICs address voltage regulation and current management functions in consumer and industrial applications including flat panel displays, servers, AI datacentors, and networking equipment. The company also manufactures silicon carbide devices, gate drivers, power modules, and electromagnetic interference filters.

Alpha and Omega operates globally with approximately 2,428 full-time employees and maintains headquarters in Sunnyvale, California. The company distributes products across North America, Asia-Pacific (including China and South Korea), and other international markets, serving both large original equipment manufacturers and regional customers.