LNA_new_F9AMPLIFIER DESIGN 4 - Low Noise Amplifier united monolithic semiconductors General advices 1 - MODELING LIMITS u Available models u Limits 2 - STABILITY u Definition u Several methods Specific principles 3 - POWER AMPLIFICATION u Definitions u Characterisation and modeling u Determination of the transistor u Determination of the topology u Examples All information contained into this document remains property of United Monolithic Semiconductors 4 - LOW NOISE AMPLIFICATION u Definitions u Characterisation and modeling u Determination of the transistor u Determination of the topology u Examples A Company of : EADS Deutschland GmbH THALES AMPLIFIER DESIGN 4 - Low Noise Amplifier united monolithic semiconductors 1- Definition (1) ( G and Nq ) Signal : Ps = G.Pe Ps Ns Noise : Ns = G.Ne……