The SGN19C210I2D from Sumitomo Electric Device Innovations is a RF Transistor with Frequency 1.9 GHz, Power 50 dBm, Power(W) 100 W, Saturated Power 52.2 to 53 dBm, Power Gain (Gp) 17.5 to 18.5 dB. Tags: Flanged. More details for SGN19C210I2D can be seen below.