Microsemi Announces Three New LDMOS Transistors for Pulsed Avionics Applications


IRVINE, Calif., July 31, 2007 (PRIME NEWSWIRE) -- Microsemi Corporation (Nasdaq:MSCC), a leading manufacturer of high performance analog mixed signal integrated circuits and high reliability semiconductors, has announced a new series of LDMOS transistors for pulsed avionics applications.

The three initial models for the new LDMOS series are designed to handle lower power applications over the 960-1215MHz avionics band. These class AB LDMOS devices offer high gain and high load mismatch tolerance and are tuned specifically for avionics pulse conditions. All three devices offer the additional flexibility of being usable with heavy pulse conditions including CW.

"This series addresses the industry trend towards lower power, highly linear, distributed transmitter systems as well as high power, high gain transmitters," said Jim Zazkowski, Manager of Avionics and Communications in Santa Clara, CA. "Microsemi leads the industry with the broadest series of gold metallized LDMOS transistors designed specifically for high reliability, pulsed avionics applications," he added.

The 0912LD20 transistor provides 20W at P-1dB over 960-1215 MHz at a nominal 32uS, 2% pulse conditions. This device when biased Class AB at a Vcc = 28V can withstand load mismatches in excess of 5:1. It is available in an epoxy sealed, metal ceramic package.

The 1011LD110A and 1011LD110B transistors can provide more than 100W in the 1030-1090MHz band. Both devices operate with Vcc = 32V and a class AB bias and are available in epoxy sealed, metal ceramic packages. The 1011LD110B is designed in a smaller package with higher power than the1011LD110A.

Production quantities are available now through authorized distributors or direct from the factory. At quantities of 100 pieces, the unit price ranges from $80.00 to $193.00 depending on the product. Datasheets are available on the Microsemi website: www.microsemi.com.

About Microsemi Corporation

Microsemi, with corporate headquarters in Irvine, California, is a leading designer, manufacturer and marketer of high performance analog and mixed signal integrated circuits and high reliability semiconductors. The Company's semiconductors manage and control or regulate power, protect against transient voltage spikes and transmit, receive, and amplify signals.

Microsemi's products include individual components as well as integrated circuit solutions that enhance customer designs by improving performance and reliability, optimizing battery performance, reducing size or protecting circuits. The principal markets the company serves include defense, commercial air, satellite, medical, notebook computers, LCD TVs, mobile, and connectivity applications. More information may be obtained by contacting the company directly or by visiting its web site at http://www.microsemi.com.

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Investor Inquiries: David R. Sonksen, Microsemi Corporation, Irvine, CA (949) 221-7101.



            

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