The FLM3135-8F from Sumitomo Electric Device Innovations is a RF Transistor with Frequency 3.1 to 3.5 GHz, Power 38.5 to 39.5 dBm, Power(W) 7.08 to 8.91 W, P1dB 38.5 to 39.5 dBm, Power Gain (Gp) 10 to 11 dB. Tags: Flanged. More details for FLM3135-8F can be seen below.