Power Integrations acquires Qspeed

From yesterday's 8K filing and press release: "On December 31, 2010 Power Integrations acquired Qspeed Semiconductor, a supplier of high-performance high-voltage diodes, for a price of approximately $7 million in cash. Qspeed diodes utilize a proprietary silicon technology to provide a unique combination of high efficiency and low noise, as well as high-frequency operation, which reduces the cost and size of magnetic components in a power supply."