! SIEMENS Small Signal Semiconductors ! BFY450 ! Si NPN RF SIEGET Grounded Emitter Transistor in MICRO-X ! VCE = 1.75 V IC = 5 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 0.7799 -4.2 16.161 178.7 0.0031 86.6 0.9922 -2.3 0.020 0.7775 -7.8 16.038 175.2 0.0056 92.5 0.9846 -4.4 0.050 0.7767 -18.8 15.645 168.7 0.0151 80.5 0.9776 -11.1 0.100 0.7753 -36.7 15.163 159.1 0.0292 71.5 0.9455 -21.9 0.150 0.7600 -52.8 14.179 148.7 0.0412 62.2 0.8972 -31.7 0.200 0.7667 -67.8 13.354 140.7 0.0510 55.4 0.8459 -40.4 0.250 0.7537 -80.7 12.251 132.7 0.0588 48.2 0.7854 -48.4 0.300 0.7468 -91.4 11.251 126.4 0.0648 43.3 0.7374 -55.1 0.400 0.7421 -109.3 9.527 116.1 0.0725 35.1 0.6435 -66.4 0.500 0.7329 -122.1 8.041 107.4 0.0768 28.7 0.5712 -75.7 0.600 0.7383 -132.3 6.958 100.7 0.0799 23.9 0.5200 -83.3 0.700 0.7396 -140.2 6.098 94.9 0.0812 20.4 0.4843 -90.0 0.800 0.7444 -146.6 5.363 90.1 0.0824 17.8 0.4533 -95.8 0.900 0.7399 -151.9 4.783 85.8 0.0825 15.5 0.4303 -100.9 1.000 0.7439 -156.9 4.322 82.0 0.0818 14.2 0.4161 -105.6 1.100 0.7488 -161.5 3.947 78.4 0.0821 13.1 0.4057 -110.3 1.200 0.7521 -165.0 3.595 75.3 0.0819 12.1 0.3965 -114.4 1.300 0.7569 -167.9 3.306 72.5 0.0818 11.3 0.3878 -118.0 1.400 0.7561 -170.9 3.039 69.8 0.0809 10.3 0.3864 -121.3 1.500 0.7655 -173.2 2.858 67.4 0.0804 10.5 0.3837 -125.0 1.600 0.7631 -176.3 2.645 64.6 0.0802 10.0 0.3793 -128.0 1.700 0.7660 -178.6 2.493 62.3 0.0796 10.2 0.3776 -131.2 1.800 0.7651 179.1 2.348 60.2 0.0792 10.3 0.3770 -133.8 1.900 0.7720 177.0 2.227 57.8 0.0788 10.6 0.3810 -136.5 2.000 0.7710 175.0 2.102 55.8 0.0793 11.1 0.3790 -139.1 2.200 0.7762 171.4 1.897 51.6 0.0789 11.7 0.3844 -143.0 2.400 0.7776 167.8 1.744 47.5 0.0790 13.0 0.3890 -147.7 2.600 0.7799 164.5 1.602 43.9 0.0791 14.4 0.3943 -151.1 2.800 0.7822 161.2 1.492 40.3 0.0803 16.1 0.3982 -155.3 3.000 0.7870 158.2 1.394 36.6 0.0822 17.6 0.4060 -157.9 3.500 0.7912 150.3 1.196 28.2 0.0885 20.9 0.4226 -166.2 4.000 0.8027 142.5 1.056 19.6 0.0978 23.4 0.4425 -174.9 4.500 0.8128 134.8 0.950 11.7 0.1098 23.9 0.4634 177.0 5.000 0.8192 127.4 0.861 3.6 0.1238 23.2 0.4927 168.2 5.500 0.8225 119.3 0.778 -3.7 0.1388 20.9 0.5108 159.3 6.000 0.8356 112.0 0.719 -10.5 0.1543 18.0 0.5390 150.8 ! ! SIEMENS AG Semiconductor Group, Munich