The SG36F30S-D from Sumitomo Electric Device Innovations is a RF Transistor with Frequency 3.3 to 3.7 GHz, Power 42.5 dBm, Power(W) 17.78 W, Saturated Power 44.5 to 45.5 dBm, Power Gain (Gp) 16 to 17 dB. Tags: Surface Mount. More details for SG36F30S-D can be seen below.