! SIEMENS Small Signal Semiconductors ! BFY450 ! Si NPN RF SIEGET Grounded Emitter Transistor in MICRO-X ! VCE = 2 V IC = 70 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 0.1126 -147.6 72.194 175.1 0.0016 103.5 0.8744 -6.3 0.020 0.1552 -136.9 71.183 168.7 0.0027 79.5 0.8778 -13.7 0.050 0.2998 -130.0 65.204 155.1 0.0072 74.1 0.8416 -35.3 0.100 0.4841 -141.1 53.613 136.4 0.0112 61.3 0.7432 -65.0 0.150 0.5784 -151.0 42.783 123.5 0.0138 54.8 0.6546 -86.6 0.200 0.6312 -157.3 35.119 115.0 0.0159 52.6 0.5970 -102.1 0.250 0.6548 -162.5 29.115 108.6 0.0175 50.6 0.5556 -114.4 0.300 0.6761 -165.9 24.912 104.1 0.0190 51.4 0.5342 -123.5 0.400 0.6944 -171.5 19.197 97.7 0.0217 52.3 0.5038 -136.7 0.500 0.7093 -175.0 15.389 92.9 0.0241 55.5 0.4899 -146.0 0.600 0.7173 -178.4 12.859 88.8 0.0271 57.1 0.4833 -152.6 0.700 0.7229 179.2 11.032 85.1 0.0308 58.8 0.4832 -157.8 0.800 0.7261 177.3 9.583 82.5 0.0337 58.1 0.4815 -162.2 0.900 0.7208 175.2 8.470 79.9 0.0374 59.2 0.4797 -165.9 1.000 0.7226 173.2 7.601 77.7 0.0405 60.3 0.4817 -168.7 1.100 0.7291 171.1 6.899 75.3 0.0439 60.8 0.4863 -171.5 1.200 0.7327 169.3 6.267 73.4 0.0475 60.2 0.4861 -174.1 1.300 0.7344 168.0 5.767 71.5 0.0506 60.3 0.4865 -176.4 1.400 0.7334 166.8 5.299 70.0 0.0535 60.2 0.4896 -178.4 1.500 0.7356 165.7 4.994 68.4 0.0572 59.3 0.4927 179.6 1.600 0.7369 164.0 4.614 66.4 0.0605 59.0 0.4936 177.6 1.700 0.7372 162.4 4.340 64.7 0.0643 58.9 0.4943 175.7 1.800 0.7403 161.5 4.086 63.5 0.0669 58.1 0.4949 174.2 1.900 0.7424 160.0 3.874 61.8 0.0708 57.6 0.4983 172.7 2.000 0.7404 158.6 3.661 60.3 0.0744 56.8 0.4995 171.0 2.200 0.7408 156.3 3.315 57.4 0.0813 55.3 0.5004 168.2 2.400 0.7405 153.9 3.054 54.1 0.0881 54.0 0.5039 165.2 2.600 0.7382 151.2 2.815 51.4 0.0949 52.4 0.5021 162.8 2.800 0.7393 148.9 2.629 48.7 0.1018 50.6 0.5048 160.0 3.000 0.7371 146.3 2.464 45.8 0.1090 49.0 0.5039 157.8 3.500 0.7381 140.0 2.128 39.0 0.1264 44.3 0.5083 151.6 4.000 0.7444 133.5 1.891 31.4 0.1441 38.9 0.5112 144.7 4.500 0.7464 127.4 1.710 24.1 0.1603 32.9 0.5123 138.4 5.000 0.7491 120.8 1.559 16.7 0.1753 27.2 0.5238 131.9 5.500 0.7516 113.7 1.418 9.7 0.1890 21.3 0.5273 125.2 6.000 0.7642 107.4 1.319 2.8 0.2022 15.5 0.5406 119.1 ! ! SIEMENS AG Semiconductor Group, Munich