The SGNE045MK from Sumitomo Electric Device Innovations is a RF Transistor with Frequency 2.2 GHz, Power 46.5 to 47.5 dBm, Power(W) 44.66 to 56.2 W, Saturated Power 46.5 to 47.5 dBm, Gain 15 to 16 dB. Tags: Flanged. More details for SGNE045MK can be seen below.