! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 0.5 V IC = 0.4 mA ! Common Emitter S-Parameters: March 1996 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.9794 -0.7 1.493 179.8 0.0016 87.7 0.9993 -0.2 0.020 0.9874 -0.9 1.487 179.6 0.0033 90.2 0.9988 -0.6 0.050 0.9838 -2.6 1.487 177.3 0.0087 90.5 0.9982 -1.4 0.100 0.9759 -5.4 1.474 174.5 0.0176 85.3 0.9999 -2.9 0.150 0.9788 -8.0 1.467 171.7 0.0265 83.8 0.9972 -4.3 0.200 0.9717 -10.7 1.475 168.7 0.0352 82.8 0.9970 -5.7 0.250 0.9765 -13.3 1.475 165.9 0.0435 79.6 0.9933 -7.2 0.300 0.9675 -16.0 1.473 163.8 0.0520 78.2 0.9913 -8.6 0.400 0.9574 -21.3 1.462 157.3 0.0689 74.2 0.9865 -11.3 0.500 0.9425 -26.8 1.451 151.7 0.0847 70.0 0.9789 -14.2 0.600 0.9252 -31.8 1.450 146.5 0.1012 66.0 0.9703 -17.0 0.700 0.9110 -37.2 1.409 141.3 0.1156 62.0 0.9607 -19.8 0.800 0.8931 -42.2 1.404 136.0 0.1296 58.2 0.9498 -22.3 0.900 0.8736 -47.5 1.384 130.8 0.1432 54.4 0.9375 -24.9 1.000 0.8512 -52.9 1.368 125.8 0.1553 50.8 0.9246 -27.4 1.100 0.8295 -58.0 1.360 120.6 0.1672 47.3 0.9099 -29.9 1.200 0.8033 -63.2 1.329 116.2 0.1784 43.3 0.8984 -32.5 1.300 0.7836 -68.6 1.316 111.4 0.1875 40.2 0.8839 -34.6 1.400 0.7549 -73.7 1.294 106.8 0.1964 36.9 0.8682 -37.0 1.500 0.7353 -79.7 1.287 102.0 0.2038 34.0 0.8520 -38.8 1.600 0.7044 -84.5 1.253 97.4 0.2124 31.5 0.8425 -40.7 1.700 0.6841 -90.3 1.239 93.1 0.2183 28.3 0.8247 -42.8 1.800 0.6558 -96.3 1.231 88.2 0.2245 25.9 0.8124 -44.4 1.900 0.6352 -102.2 1.217 84.1 0.2297 22.7 0.7962 -46.5 2.000 0.6088 -107.4 1.190 79.8 0.2352 20.4 0.7857 -48.0 2.200 0.5683 -119.2 1.139 71.2 0.2434 15.0 0.7604 -51.8 2.400 0.5336 -131.8 1.108 63.5 0.2490 9.7 0.7344 -55.4 2.600 0.5080 -144.7 1.061 56.3 0.2508 5.7 0.7089 -58.2 2.800 0.4840 -157.5 1.028 48.3 0.2554 1.0 0.6965 -61.5 3.000 0.4738 -170.0 0.989 41.1 0.2557 -3.8 0.6777 -64.8 3.500 0.4737 160.1 0.893 24.4 0.2577 -13.3 0.6602 -72.6 4.000 0.5067 137.1 0.803 9.8 0.2427 -22.3 0.6337 -82.0 4.500 0.5506 119.1 0.717 -3.3 0.2280 -30.8 0.6293 -92.2 5.000 0.5881 106.4 0.636 -13.5 0.2027 -36.4 0.6309 -102.1 5.500 0.6296 95.9 0.574 -24.0 0.1878 -39.6 0.6412 -113.1 6.000 0.6642 87.1 0.515 -32.6 0.1721 -41.9 0.6545 -123.9 ! ! SIEMENS AG Semiconductor Group, Munich