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Established in 1987, Polyfet RF Devices is a California based manufacturer of broadband power transistors and power modules. Polyfet has been shipping in volume High Power RF Mosfet Transistors employing both State of the Art LDMOS (Lateral) and VDMOS (Vertical) silicon gate technologies since 1988. The company focuses on providing highperforming, broad band, power transistors and power modules to the military, commercial, and medical markets.

In 2011 Polyfet has expanded its line of GaN devices, while continuing to manufacture VDMOS and LDMOS devices and has started to offer broad band evaluation amplifiers and power modules utilizing GaN technology.

A privately held company has a proud history of providing excellence in service, delivering quality products on time and full technical support to assist customer engineers in selecting and designing transistors into their amplifiers. Products from Polyfet have long life time cycles of over fifteen years making them suitable for Military applications.

Polyfet understands the complex nature of matching power MOSFETs and offers technical assistance to their customers at any time.

Quality and Production procedures fulfil requirements of ISO9000 and MIL I 45208A standards.


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L.Belov, RF FET Amplifiers from Polyfet RF // Electronica: NTB, 2010, № 3, pp.2-4.

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