! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -3 V IC = -1.2 mA ! Common Emitter S-Parameters: January 1996 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.9505 -6.7 4.168 175.0 0.0035 87.1 0.9993 -0.8 0.020 0.9402 -13.3 4.133 169.8 0.0068 82.1 0.9939 -1.5 0.050 0.9018 -32.1 3.879 155.6 0.0161 72.4 0.9817 -3.4 0.100 0.8067 -59.1 3.302 136.3 0.0274 58.6 0.9534 -5.6 0.150 0.7231 -80.6 2.764 121.9 0.0343 50.5 0.9297 -6.8 0.200 0.6557 -97.3 2.316 110.4 0.0389 45.7 0.9141 -7.6 0.250 0.6144 -110.7 1.975 101.7 0.0418 42.9 0.9037 -8.2 0.300 0.5870 -120.8 1.713 94.5 0.0441 41.3 0.8966 -9.0 0.400 0.5605 -137.0 1.339 83.0 0.0480 39.8 0.8892 -10.6 0.500 0.5539 -148.2 1.096 73.6 0.0511 39.6 0.8842 -12.4 0.600 0.5550 -157.4 0.925 65.6 0.0530 40.3 0.8807 -14.3 0.700 0.5627 -165.1 0.801 58.4 0.0547 41.9 0.8796 -16.3 0.800 0.5756 -171.9 0.706 51.9 0.0558 43.2 0.8771 -18.4 0.900 0.5865 -177.8 0.630 45.9 0.0565 45.6 0.8747 -20.6 1.000 0.5959 176.7 0.569 40.5 0.0573 49.1 0.8737 -22.8 1.100 0.6107 171.4 0.514 35.3 0.0580 53.0 0.8724 -25.1 1.200 0.6292 166.2 0.467 30.9 0.0596 57.8 0.8705 -27.5 1.300 0.6355 162.0 0.422 26.8 0.0621 62.8 0.8678 -30.0 1.400 0.6469 157.8 0.389 23.7 0.0658 68.2 0.8637 -32.3 1.500 0.6581 153.4 0.354 19.9 0.0708 73.4 0.8611 -34.9 1.600 0.6692 149.4 0.323 17.8 0.0779 77.8 0.8566 -37.7 1.700 0.6815 145.5 0.294 15.4 0.0862 81.5 0.8523 -40.4 1.800 0.6899 141.9 0.263 14.6 0.0962 84.2 0.8462 -42.9 1.900 0.6992 138.1 0.238 13.2 0.1074 86.3 0.8399 -45.7 2.000 0.7083 134.0 0.212 14.1 0.1198 87.6 0.8321 -48.6 2.200 0.7201 127.2 0.177 18.0 0.1480 88.1 0.8146 -54.2 2.400 0.7333 120.4 0.152 28.1 0.1790 86.8 0.7946 -60.3 2.600 0.7430 114.1 0.151 42.1 0.2113 84.3 0.7723 -66.2 2.800 0.7510 108.1 0.166 52.7 0.2454 80.9 0.7452 -72.4 3.000 0.7511 102.3 0.195 60.3 0.2787 76.8 0.7179 -78.7 ! ! SIEMENS AG Semiconductor Group, Munich