Test Advantage Inc

ON Semiconductor, headquartered in Phoenix, provides semiconductor equipment and parts, and design and technical support services. The company offers a variety of equipment, including direct and alternating current switching and battery management equipment, drivers, linear voltage regulators, audio and transconductance amplifiers, and dual, quad and single comparators. Its other products include audio and multimedia switches, thyristors, tuning and small-signal switching diodes, high-current and transient voltage suppressors, rectifiers, bipolar transistors, and telecommunication line protection equipment. ON Semiconductor also provides equipment, such as clock distribution, generation and synthesis equipment, skew management equipment, buffers, coax drivers, counters, gates, and inverters and latches. The company s additional products include load and relay drivers, modulators and demodulators, motor control and data transmission equipment, and timers.

SUMCO USA, founded in 1999, is one of the leading manufacturers of electronic-grade silicon wafers used in the semiconductor industry. The products offered by the company include epitaxial wafers, single crystal, polished wafers, and silicon ingots, used to make integrated circuits and semiconductor devices in electronic products, computers, cell phones, digital watches and automobile engines. The company offers various services, such as research and development of product applications, inventory maintenance and product delivery management. It also offers an Internet-based customer information system that provides access to status reports and detailed technical information about the products. SUMCO USA is headquartered in Phoenix, and has manufacturing facilities throughout the United States.