The HMC327MS8G is a high efficiency GaAs InGaP HBT MMIC Power Amplifier from Hittite Corporation. It operates between 3.0 and 4.0 GHz and provides 21 dB of gain, +30 dBm of saturated power, 45% PAE, and a supply voltage of +5.0 V. It also supports power down capability and has a low external part count.