! SIEMENS Small Signal Semiconductors ! BFY450 ! Si NPN RF SIEGET Grounded Emitter Transistor in MICRO-X ! VCE = 3 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 0.1199 -154.6 71.013 175.3 0.0014 80.4 0.8533 -5.4 0.020 0.1533 -143.1 69.836 169.5 0.0029 75.7 0.8570 -11.9 0.050 0.2731 -131.4 64.721 157.0 0.0063 69.9 0.8248 -31.0 0.100 0.4408 -140.1 54.751 139.2 0.0103 61.2 0.7338 -58.1 0.150 0.5384 -148.8 44.549 126.3 0.0128 54.5 0.6443 -78.4 0.200 0.5975 -155.2 37.066 117.6 0.0148 53.3 0.5810 -93.6 0.250 0.6300 -160.7 30.985 111.0 0.0170 52.0 0.5337 -106.0 0.300 0.6512 -164.3 26.676 106.2 0.0183 52.2 0.5072 -115.3 0.400 0.6735 -170.2 20.658 99.3 0.0208 53.9 0.4699 -129.4 0.500 0.6878 -173.7 16.601 94.1 0.0236 55.6 0.4512 -139.3 0.600 0.6963 -177.0 13.861 89.8 0.0268 56.9 0.4421 -146.4 0.700 0.7004 -179.9 11.925 85.9 0.0293 58.9 0.4404 -152.1 0.800 0.7073 178.2 10.372 83.1 0.0331 58.6 0.4378 -157.0 0.900 0.7061 176.4 9.162 80.6 0.0359 60.3 0.4358 -161.0 1.000 0.7117 173.6 8.228 78.1 0.0389 60.3 0.4373 -164.1 1.100 0.7146 171.7 7.458 75.7 0.0424 60.7 0.4412 -167.2 1.200 0.7173 170.3 6.779 73.7 0.0458 60.6 0.4417 -169.9 1.300 0.7167 168.9 6.237 71.8 0.0488 60.6 0.4425 -172.4 1.400 0.7202 167.5 5.733 70.2 0.0516 60.6 0.4452 -174.5 1.500 0.7220 166.2 5.387 68.4 0.0549 60.2 0.4485 -176.6 1.600 0.7241 164.6 4.982 66.6 0.0589 59.7 0.4495 -178.8 1.700 0.7229 163.4 4.691 64.9 0.0619 59.5 0.4513 179.2 1.800 0.7216 161.9 4.411 63.6 0.0654 58.7 0.4517 177.6 1.900 0.7265 160.8 4.181 61.8 0.0686 57.9 0.4554 176.0 2.000 0.7268 159.4 3.947 60.3 0.0718 57.2 0.4568 174.3 2.200 0.7255 157.0 3.570 57.3 0.0784 56.0 0.4577 171.4 2.400 0.7255 154.4 3.287 54.1 0.0854 54.8 0.4617 168.2 2.600 0.7246 151.9 3.028 51.4 0.0917 53.2 0.4602 165.8 2.800 0.7222 149.5 2.821 48.7 0.0984 51.5 0.4635 163.0 3.000 0.7276 147.1 2.644 45.7 0.1057 49.9 0.4627 160.8 3.500 0.7260 140.7 2.279 38.8 0.1227 45.3 0.4675 154.5 4.000 0.7317 134.3 2.024 31.3 0.1400 39.9 0.4706 147.5 4.500 0.7355 127.9 1.826 24.0 0.1558 34.1 0.4727 141.3 5.000 0.7400 121.5 1.664 16.6 0.1710 28.4 0.4848 134.8 5.500 0.7402 114.4 1.510 9.7 0.1846 22.5 0.4902 128.0 6.000 0.7555 107.8 1.404 2.6 0.1976 17.0 0.5047 121.9 ! ! SIEMENS AG Semiconductor Group, Munich