Headquartered in Irvine, California, Microsemi Corporation is a leading designer, manufacturer and marketer of high-performance analog and mixed-signal integrated circuits and high-reliability semiconductors. 

Microsemi's products include stand-alone components and integrated circuit solutions that enhance customers' design capabilities by improving performance and reliability, optimizing batteries, reducing size and protecting circuits. The main markets served by Microsemi include implantable medical facilities, defense / aviation and satellites, laptops, monitors and LCD TVs, automotive and mobile communications applications.