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Qspeed Semiconductor

Qspeed Semiconductor, Inc. designs, manufactures, and sells silicon power semiconductor devices for power supplies, inverters, motor control, and other power applications. It offers power diodes. The company markets its products through distributors. Qspeed Semiconductor, Inc. was formerly known as Lovoltech, Inc. The company was founded in 1999 and is based in Santa Clara, California. Qspeed Semiconductor has sales offices, distributors, manufacturing, testing, and logistics facilities in the Americas, Europe, the Middle East, Africa, Australia, and Asia.


Qspeed Semiconductor provides highly-efficient power diodes for AC-to-DC power supplies, inverters, motor controls, and other power applications greater than 150W. The Qspeed Semiconductor portfolio includes 600V PFC rectifiers from the Q-Series, X-Series, and new H-Series families, as well as 300V Q-Series output rectifiers. Qspeed Semiconductor products enable power supply manufacturers to meet the challenges of today’s market demands by delivering the industry’s highest performance silicon power devices.


As of December 31, 2010, Qspeed Semiconductor, Inc. was acquired by Power Integrations Inc.

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