The PA1045 from SUNGSAN is a RF Amplifier with Frequency 500 MHz to 2.5 GHz, Small Signal Gain 44 to 52 dB, Gain Flatness ±1 to 1.5 dB, Noise Figure 10 dB, Output Power 43.01 to 44.77 dBm. Tags: Power Amplifier. More details for PA1045 can be seen below.