ASI Semiconductor, Inc. (ASI) designs, manufactures and markets state-of-the-art high power, pulsed RF transistors and pallets. ASI proudly serve thousands of customers in dozens of countries, specifically focusing on pulsed RF military and commercial applications; avionics, radar, medical and industrial. ASI are introducing VIMOS technology to meet the needs and requirements of this unique marketplace.

ASI have supported this industry for over 30 years which has included several governments and Fortune 500 customers. ASI was founded in 1979 and is ISO 9001 certified. ASI headquarters are located in North Hollywood, CA, USA.

For new designs, ASI offer the highly rugged VIMOS technology in the form of both RF power transistors and pallets/modules. VIMOS is a High Power RF transistor technology designed specifically for pulsed amplifiers. VIMOS devices provide excellent RF performance. In addition, they are extremely rugged, capable of simultaneously withstanding overdrive, overvoltage and 20:1 VSWR. ASI offer a high quality, superior RF device at a very competitive price. Let them prove it. Analyze the data and test their transistors.

ASI has long recognized that our customers don’t want to be forced into expensive last time buys or faced with obsolescence of vital components – that’s why ASI continue to manufacture a line of RF power transistors and microwave diodes.


Legacy RF Power Transistors

Microwave Diodes

VIMOS RF Power Transistors