The HMC637 is a GaAs pHEMT MMIC Power Amplifier chip which is rated from DC to 6 GHz, and delivers 14 dB gain, +30 dBm saturated output power, and +41 dBm output IP3. The HMC637 also delivers consistent output IP3 and excellent gain flatness of ±0.6 dB across its rated bandwidth.