ProTek Devices

Semiconductor ManufacturingArizona, United States11-50 Employees

ProTek Devices is a privately held semiconductor company based in Tempe, Arizona, with a long-standing presence in the industry for more than three decades. Its product lines focus on protection components, including devices that guard circuits against overvoltage and overcurrent events, such as lightning, ESD, and EMI/RFI, as well as related high-frequency protection products, LED wafer die for ESD protection, and SMD fuses. The company serves electronics systems requiring robust protection for high-speed data lines and various automotive and industrial applications, addressing risks from electrical transients and faults in environments ranging from consumer electronics to telecommunications and automotive subsystems. ProTek positions itself within the semiconductor protection segment, emphasizing reliability and standards compliance as evidenced by ISO 9001 certification. Recent product introductions highlight developments in high-power, low-capacitance, and hybrid TVS arrays designed for high-speed data lines and automotive and industrial use cases. The organization employs a modest-scale workforce and operates from its Tempe location, continuing to expand its circuit-protection offerings through new technologies and hybrid approaches.

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