The AC4045 from Teledyne Microwave Solutions is a RF Amplifier with Frequency 800 MHz to 4 GHz, Small Signal Gain 16 to 18.5 dB pk-pk, Gain Flatness ±0.8 to ±1 dB, Noise Figure 3.5 to 4.5 dB, Output Power 18.5 to 20 dBm. Tags: Drop-In, Power Amplifier. More details for AC4045 can be seen below.