The 5G mmWave MMICs - 39GHz 1W Power Amplifier is a pioneering product facilitating the advancement of mmWave 5G communication systems. Its architecture is crafted utilizing 0.15um PHEMT technology, targeting the 38 to 42GHz frequency bands. This power amplifier offers a surface-mount package, enhancing ease of integration into various platforms. It provides an impressive 19dB of gain, an IP3 of 40dBm, and a P-1dB compression point of 31dBm, making it highly suitable for applications demanding high linearity and power efficiency. Additionally, the SMT packaged design ensures robustness, critical for deployment in challenging environments often associated with 5G infrastructure.