! SIEMENS Small Signal Semiconductors ! BFY450 ! Si NPN RF SIEGET Grounded Emitter Transistor in MICRO-X ! VCE = 1.25 V IC = 3 mA ! Common Emitter S-Parameters: October 1996 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.8609 -3.3 10.294 179.1 0.0032 87.3 0.9940 -1.9 0.020 0.8545 -6.3 10.219 175.9 0.0068 84.6 0.9936 -3.6 0.050 0.8579 -15.4 10.025 170.1 0.0173 81.0 0.9837 -9.0 0.100 0.8523 -30.2 9.807 161.6 0.0340 73.1 0.9612 -17.8 0.150 0.8387 -44.0 9.342 152.0 0.0492 65.0 0.9264 -26.0 0.200 0.8325 -56.8 8.925 144.6 0.0618 58.2 0.8880 -33.5 0.250 0.8211 -68.8 8.328 136.9 0.0724 51.2 0.8380 -40.5 0.300 0.8072 -79.1 7.760 130.4 0.0807 45.9 0.7967 -46.4 0.400 0.7938 -96.4 6.739 119.8 0.0924 36.4 0.7108 -56.9 0.500 0.7772 -110.1 5.765 110.5 0.0993 29.0 0.6413 -65.3 0.600 0.7751 -121.2 5.051 103.2 0.1042 23.4 0.5877 -72.4 0.700 0.7739 -130.1 4.469 96.8 0.1062 18.5 0.5477 -78.7 0.800 0.7715 -137.3 3.952 91.5 0.1079 14.8 0.5139 -84.2 0.900 0.7655 -143.1 3.534 86.7 0.1081 12.0 0.4880 -89.1 1.000 0.7653 -148.8 3.202 82.5 0.1074 9.3 0.4706 -93.7 1.100 0.7727 -154.1 2.928 78.5 0.1069 6.9 0.4566 -98.3 1.200 0.7734 -157.9 2.669 75.0 0.1062 5.0 0.4461 -102.2 1.300 0.7826 -161.4 2.463 71.9 0.1054 3.4 0.4353 -105.7 1.400 0.7783 -164.6 2.265 68.9 0.1036 1.6 0.4325 -109.2 1.500 0.7897 -167.4 2.130 66.3 0.1018 0.7 0.4268 -113.0 1.600 0.7856 -170.8 1.974 63.2 0.1009 0.0 0.4216 -116.1 1.700 0.7902 -173.5 1.865 60.8 0.0987 -0.8 0.4182 -119.5 1.800 0.7888 -176.0 1.756 58.4 0.0971 -1.5 0.4169 -122.1 1.900 0.7977 -178.5 1.664 55.7 0.0955 -1.8 0.4211 -125.0 2.000 0.7967 179.4 1.570 53.5 0.0949 -1.9 0.4180 -127.6 2.200 0.7997 175.4 1.422 49.1 0.0915 -2.3 0.4241 -132.1 2.400 0.8017 171.4 1.302 44.5 0.0888 -2.2 0.4296 -137.1 2.600 0.8028 167.8 1.201 40.6 0.0860 -1.1 0.4352 -141.1 2.800 0.8094 164.2 1.117 36.8 0.0841 0.2 0.4401 -145.5 3.000 0.8122 160.9 1.042 33.0 0.0826 2.0 0.4506 -148.7 3.500 0.8178 152.6 0.894 24.3 0.0824 7.5 0.4711 -158.0 4.000 0.8282 144.5 0.788 15.6 0.0861 13.7 0.4957 -167.6 4.500 0.8379 136.5 0.707 7.7 0.0953 18.2 0.5213 -176.8 5.000 0.8436 128.5 0.641 0.2 0.1087 20.5 0.5522 173.3 5.500 0.8477 120.2 0.577 -6.4 0.1251 20.1 0.5720 163.7 6.000 0.8613 112.8 0.534 -12.9 0.1426 18.3 0.6012 154.3 ! ! SIEMENS AG Semiconductor Group, Munich