! SIEMENS Small Signal Semiconductors ! BFY450 ! Si NPN RF SIEGET Grounded Emitter Transistor in MICRO-X ! VCE = 0.75 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 0.1098 -128.7 67.027 174.0 0.0021 89.3 0.8271 -9.4 0.020 0.1833 -124.6 65.507 166.6 0.0039 82.0 0.8271 -19.5 0.050 0.3728 -127.3 58.187 150.5 0.0091 67.1 0.7892 -47.8 0.100 0.5708 -143.7 45.054 130.3 0.0146 53.8 0.7110 -83.7 0.150 0.6602 -154.0 34.456 118.2 0.0170 47.2 0.6549 -106.7 0.200 0.7020 -160.7 27.636 110.2 0.0193 46.0 0.6224 -121.7 0.250 0.7250 -165.5 22.589 104.6 0.0205 44.5 0.6023 -133.0 0.300 0.7406 -168.9 19.194 100.6 0.0216 46.1 0.5946 -140.7 0.400 0.7526 -173.9 14.640 95.0 0.0248 48.7 0.5819 -151.5 0.500 0.7624 -177.0 11.703 90.9 0.0275 50.3 0.5771 -158.9 0.600 0.7658 179.8 9.757 87.1 0.0306 52.5 0.5753 -164.0 0.700 0.7669 177.3 8.364 83.7 0.0335 54.4 0.5777 -168.0 0.800 0.7751 175.7 7.269 81.4 0.0369 54.6 0.5768 -171.6 0.900 0.7715 174.0 6.436 79.1 0.0411 55.6 0.5764 -174.6 1.000 0.7729 171.7 5.771 77.0 0.0439 56.7 0.5792 -177.0 1.100 0.7743 169.6 5.237 74.7 0.0475 57.1 0.5838 -179.3 1.200 0.7789 168.3 4.771 73.0 0.0511 57.4 0.5832 178.6 1.300 0.7766 166.8 4.401 71.1 0.0547 56.8 0.5830 176.6 1.400 0.7811 165.5 4.047 69.8 0.0579 57.1 0.5861 174.8 1.500 0.7804 164.2 3.820 68.0 0.0616 56.9 0.5876 173.1 1.600 0.7774 162.7 3.529 66.1 0.0655 56.5 0.5885 171.5 1.700 0.7835 161.3 3.330 64.5 0.0693 56.0 0.5893 169.7 1.800 0.7823 160.2 3.141 63.3 0.0719 55.4 0.5885 168.3 1.900 0.7863 158.9 2.980 61.5 0.0762 55.0 0.5920 167.0 2.000 0.7821 157.7 2.817 60.2 0.0799 54.2 0.5929 165.4 2.200 0.7822 155.1 2.561 57.2 0.0870 52.9 0.5923 162.8 2.400 0.7819 152.5 2.365 53.9 0.0943 51.5 0.5953 160.0 2.600 0.7776 150.1 2.189 51.2 0.1013 50.0 0.5926 157.8 2.800 0.7792 147.6 2.044 48.4 0.1085 48.2 0.5944 155.0 3.000 0.7793 145.4 1.926 45.5 0.1165 46.5 0.5936 152.9 3.500 0.7780 138.9 1.671 38.5 0.1348 41.8 0.5974 146.7 4.000 0.7805 132.3 1.493 30.9 0.1532 36.3 0.6002 139.8 4.500 0.7843 125.6 1.360 23.5 0.1702 30.1 0.5999 133.5 5.000 0.7864 119.3 1.245 16.0 0.1857 24.1 0.6091 126.9 5.500 0.7850 111.9 1.137 9.1 0.1996 18.2 0.6094 120.2 6.000 0.7957 105.5 1.063 2.3 0.2120 12.3 0.6200 114.2 ! ! SIEMENS AG Semiconductor Group, Munich