! SIEMENS Small Signal Semiconductors ! BFS481 ! Si NPN RF Bipolar Junction Transistor in SOT363 ! VCE = 8 V IC = 4 mA ! Common Emitter S-Parameters: October 1994 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.8965 -1.2 11.171 178.3 0.0014 89.4 0.9910 -0.5 0.020 0.9002 -2.7 11.074 177.3 0.0026 85.1 0.9913 -1.1 0.030 0.8940 -4.2 11.079 176.5 0.0039 92.4 0.9901 -1.7 0.050 0.8925 -7.1 11.137 174.3 0.0063 85.1 0.9896 -2.9 0.100 0.8827 -13.6 10.968 168.3 0.0123 83.8 0.9810 -5.6 0.150 0.8601 -20.0 10.797 162.2 0.0179 78.8 0.9661 -8.2 0.200 0.8350 -26.3 10.493 156.7 0.0234 76.3 0.9472 -10.5 0.250 0.8081 -32.5 10.167 151.5 0.0283 73.6 0.9273 -12.7 0.300 0.7734 -38.2 9.788 146.2 0.0329 70.4 0.9042 -14.6 0.400 0.7052 -48.5 9.022 137.3 0.0410 66.8 0.8567 -17.6 0.500 0.6376 -58.1 8.234 129.5 0.0478 63.2 0.8143 -19.9 0.600 0.5781 -66.0 7.493 122.8 0.0536 61.1 0.7748 -21.4 0.700 0.5217 -73.4 6.797 117.0 0.0583 59.6 0.7414 -22.5 0.800 0.4749 -80.6 6.290 111.8 0.0627 59.0 0.7128 -23.4 0.900 0.4330 -87.0 5.781 107.5 0.0672 58.3 0.6893 -24.0 1.000 0.3990 -93.2 5.344 103.6 0.0709 58.2 0.6684 -24.6 1.100 0.3691 -99.1 4.949 99.6 0.0747 57.9 0.6511 -25.0 1.200 0.3399 -105.1 4.620 96.2 0.0784 57.7 0.6366 -25.5 1.300 0.3193 -111.0 4.345 93.3 0.0819 58.0 0.6239 -26.0 1.400 0.3009 -116.5 4.068 90.2 0.0860 58.3 0.6130 -26.5 1.500 0.2868 -122.4 3.857 87.4 0.0895 58.5 0.6023 -26.9 1.600 0.2751 -127.8 3.645 84.7 0.0936 58.6 0.5945 -27.5 1.700 0.2661 -133.0 3.476 82.4 0.0973 59.0 0.5859 -28.0 1.800 0.2562 -138.9 3.302 79.7 0.1014 59.0 0.5794 -28.6 1.900 0.2491 -144.3 3.145 77.3 0.1053 59.0 0.5728 -29.3 2.000 0.2429 -148.4 3.019 75.2 0.1096 59.3 0.5679 -30.1 2.200 0.2377 -158.1 2.780 70.6 0.1176 59.3 0.5567 -31.5 2.400 0.2338 -166.6 2.589 66.6 0.1260 59.3 0.5480 -33.3 2.600 0.2347 -175.7 2.418 62.6 0.1352 59.1 0.5395 -35.1 2.800 0.2370 177.8 2.263 58.5 0.1439 58.6 0.5323 -37.1 3.000 0.2444 170.3 2.141 54.8 0.1530 58.3 0.5244 -39.1 3.200 0.2500 163.4 2.035 51.2 0.1628 58.1 0.5187 -41.4 3.400 0.2612 158.3 1.934 47.6 0.1722 57.5 0.5114 -43.9 3.600 0.2693 153.1 1.849 44.2 0.1822 56.6 0.5050 -46.3 3.800 0.2771 148.3 1.760 40.9 0.1914 55.9 0.4956 -49.0 4.000 0.2888 144.4 1.695 37.6 0.2021 55.1 0.4905 -51.7 4.500 0.3188 136.9 1.546 29.3 0.2279 52.5 0.4757 -58.9 5.000 0.3306 129.8 1.410 21.4 0.2552 49.6 0.4736 -65.2 5.500 0.3341 125.3 1.331 12.8 0.2900 44.8 0.4807 -73.7 6.000 0.3262 119.5 1.253 4.0 0.3233 39.1 0.4899 -81.6 ! ! SIEMENS AG Semiconductor Group, Munich