This paper demonstrates that a double-loop transformer-feedback power-to-current low noise amplifier, to be implemented in
a 0.2 μm GaAs p-HEMT IC process, is able to obtain a noise figure less than 0.8 dB, an input return loss less than −12 dB,
a flat voltage-to-current signal transfer of 180 mS, and an input-referred third-order intercept point (IIP3) of 1.8 dBm over
a wideband frequency range from 1 to 2 GHz at a power consumption of 210 mW.
Keywords Double-loop negative-feedback amplifier - GaAs - LNA - Power-to-current - Transformer feedback