! SIEMENS Small Signal Semiconductors ! BFY450 ! Si NPN RF SIEGET Grounded Emitter Transistor in MICRO-X ! VCE = 4 V IC = 60 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 0.1272 -162.8 62.949 175.7 0.0026 23.0 0.7242 -4.8 0.020 0.1460 -152.3 61.958 170.5 0.0036 41.6 0.7287 -10.4 0.050 0.2416 -134.6 58.120 159.8 0.0061 52.6 0.7112 -27.0 0.100 0.3937 -139.2 50.975 143.5 0.0105 54.7 0.6504 -51.9 0.150 0.4919 -146.8 42.793 130.8 0.0135 50.6 0.5837 -71.5 0.200 0.5603 -152.5 36.416 121.9 0.0154 49.9 0.5336 -86.5 0.250 0.5953 -158.1 30.861 114.8 0.0171 49.5 0.4921 -99.1 0.300 0.6236 -161.7 26.860 109.6 0.0187 49.5 0.4686 -108.7 0.400 0.6524 -168.1 21.019 102.1 0.0212 50.8 0.4339 -123.3 0.500 0.6670 -171.9 16.965 96.3 0.0236 52.5 0.4152 -133.9 0.600 0.6792 -175.6 14.256 91.6 0.0268 54.3 0.4069 -141.4 0.700 0.6891 -178.4 12.261 87.5 0.0291 56.8 0.4053 -147.6 0.800 0.6946 179.6 10.683 84.5 0.0325 56.7 0.4031 -152.8 0.900 0.6929 177.5 9.452 81.7 0.0358 57.8 0.4001 -156.9 1.000 0.6973 175.3 8.474 79.2 0.0386 58.4 0.4030 -160.3 1.100 0.7021 173.0 7.695 76.6 0.0415 59.3 0.4072 -163.5 1.200 0.7049 171.2 6.997 74.5 0.0449 59.2 0.4081 -166.4 1.300 0.7039 169.9 6.431 72.5 0.0477 58.8 0.4090 -169.0 1.400 0.7095 168.5 5.917 70.8 0.0506 59.2 0.4125 -171.2 1.500 0.7134 167.1 5.559 69.0 0.0536 58.8 0.4158 -173.5 1.600 0.7161 165.5 5.141 67.0 0.0575 58.4 0.4174 -175.7 1.700 0.7154 164.0 4.835 65.2 0.0606 58.5 0.4188 -177.8 1.800 0.7123 162.6 4.546 63.8 0.0637 57.7 0.4201 -179.5 1.900 0.7193 161.3 4.312 62.1 0.0673 57.2 0.4243 178.9 2.000 0.7210 160.3 4.070 60.5 0.0702 56.4 0.4253 177.1 2.200 0.7187 157.6 3.683 57.5 0.0767 55.6 0.4274 174.1 2.400 0.7182 154.9 3.385 54.2 0.0833 54.2 0.4310 170.8 2.600 0.7168 152.5 3.115 51.4 0.0895 52.7 0.4305 168.5 2.800 0.7180 150.2 2.902 48.5 0.0957 51.2 0.4335 165.6 3.000 0.7190 147.7 2.718 45.6 0.1030 49.7 0.4337 163.3 3.500 0.7198 141.3 2.339 38.6 0.1196 45.3 0.4388 156.9 4.000 0.7252 134.8 2.075 31.0 0.1366 40.3 0.4427 150.0 4.500 0.7282 128.5 1.873 23.8 0.1522 34.5 0.4456 143.9 5.000 0.7361 122.1 1.705 16.3 0.1668 29.0 0.4584 137.4 5.500 0.7354 114.8 1.547 9.3 0.1812 23.2 0.4647 130.5 6.000 0.7513 108.3 1.437 2.3 0.1936 17.7 0.4802 124.5 ! ! SIEMENS AG Semiconductor Group, Munich