! SIEMENS Small Signal Semiconductors ! BFY450 ! Si NPN RF SIEGET Grounded Emitter Transistor in MICRO-X ! VCE = 1.5 V IC = 2 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 0.9051 -2.6 7.098 179.4 0.0033 91.1 0.9969 -1.4 0.020 0.9017 -5.3 7.104 176.5 0.0063 87.6 0.9975 -2.8 0.050 0.9015 -12.7 6.957 171.3 0.0168 82.9 0.9904 -7.0 0.100 0.9012 -25.1 6.846 164.0 0.0333 75.8 0.9739 -13.8 0.150 0.8854 -36.9 6.618 155.1 0.0485 68.0 0.9502 -20.3 0.200 0.8815 -48.1 6.395 148.7 0.0621 61.9 0.9244 -26.3 0.250 0.8700 -58.8 6.069 141.2 0.0735 55.1 0.8871 -32.1 0.300 0.8555 -68.4 5.747 134.9 0.0838 49.8 0.8556 -37.2 0.400 0.8375 -85.3 5.121 124.3 0.0982 40.2 0.7841 -46.2 0.500 0.8148 -98.9 4.453 114.5 0.1083 32.0 0.7215 -53.8 0.600 0.8150 -110.6 3.977 106.7 0.1148 25.6 0.6708 -60.2 0.700 0.8077 -120.0 3.561 99.7 0.1182 20.2 0.6296 -66.0 0.800 0.8029 -127.8 3.171 93.9 0.1202 15.4 0.5935 -71.3 0.900 0.7951 -134.4 2.849 88.6 0.1208 12.1 0.5650 -75.9 1.000 0.7955 -140.6 2.584 84.0 0.1205 8.5 0.5457 -80.2 1.100 0.7982 -146.4 2.374 79.6 0.1202 5.6 0.5286 -84.5 1.200 0.8017 -151.0 2.168 75.7 0.1195 3.1 0.5158 -88.4 1.300 0.8042 -154.7 2.003 72.4 0.1180 0.9 0.5025 -91.9 1.400 0.8031 -158.5 1.846 69.0 0.1162 -1.4 0.4975 -95.5 1.500 0.8085 -161.9 1.741 66.2 0.1139 -2.9 0.4886 -99.2 1.600 0.8077 -165.5 1.616 62.8 0.1121 -4.3 0.4814 -102.4 1.700 0.8091 -168.1 1.518 60.0 0.1094 -5.5 0.4751 -105.8 1.800 0.8107 -171.2 1.436 57.5 0.1072 -6.7 0.4731 -108.5 1.900 0.8167 -173.7 1.355 54.7 0.1053 -7.7 0.4752 -111.6 2.000 0.8173 -176.2 1.280 52.0 0.1033 -8.4 0.4713 -114.4 2.200 0.8232 179.3 1.158 47.3 0.0982 -9.6 0.4751 -119.5 2.400 0.8227 175.0 1.062 42.6 0.0940 -10.3 0.4792 -124.8 2.600 0.8272 171.1 0.978 38.5 0.0887 -9.7 0.4826 -129.4 2.800 0.8278 167.3 0.906 34.7 0.0846 -9.1 0.4869 -134.1 3.000 0.8340 163.7 0.850 30.8 0.0809 -7.5 0.4970 -138.0 3.500 0.8407 154.8 0.728 21.8 0.0749 -1.0 0.5169 -148.4 4.000 0.8493 146.1 0.640 13.2 0.0747 8.6 0.5411 -159.0 4.500 0.8597 137.9 0.571 5.8 0.0818 16.8 0.5671 -169.1 5.000 0.8667 129.6 0.517 -1.5 0.0958 22.3 0.5969 179.9 5.500 0.8658 121.0 0.468 -7.4 0.1138 23.4 0.6144 169.5 6.000 0.8773 113.2 0.431 -12.1 0.1336 21.9 0.6430 159.5 ! ! SIEMENS AG Semiconductor Group, Munich