! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 5 V IC = 1.2 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 0.9551 -0.8 4.034 179.4 0.0011 82.3 0.9986 -0.2 0.020 0.9627 -1.5 4.016 179.2 0.0023 79.6 0.9933 -0.6 0.050 0.9537 -3.3 4.033 176.8 0.0058 94.0 0.9957 -1.6 0.100 0.9506 -6.8 3.999 173.8 0.0116 86.4 0.9980 -3.3 0.150 0.9488 -10.0 3.972 170.7 0.0173 82.8 0.9922 -4.8 0.200 0.9409 -13.6 4.011 167.4 0.0232 81.2 0.9899 -6.4 0.250 0.9383 -16.7 3.968 164.3 0.0290 78.7 0.9860 -8.1 0.300 0.9289 -20.3 3.928 161.8 0.0345 76.5 0.9819 -9.5 0.400 0.9102 -26.9 3.904 154.9 0.0452 72.3 0.9708 -12.6 0.500 0.8811 -33.6 3.808 148.8 0.0551 67.7 0.9572 -15.6 0.600 0.8513 -39.6 3.701 143.4 0.0648 63.8 0.9422 -18.4 0.700 0.8349 -45.9 3.573 137.9 0.0733 59.9 0.9253 -21.0 0.800 0.7945 -52.0 3.504 132.4 0.0813 56.6 0.9086 -23.4 0.900 0.7597 -58.3 3.418 127.1 0.0886 53.1 0.8889 -25.8 1.000 0.7309 -64.3 3.293 122.2 0.0950 49.9 0.8708 -28.0 1.100 0.6955 -70.6 3.217 117.2 0.1005 46.8 0.8524 -30.1 1.200 0.6607 -75.8 3.082 113.0 0.1058 43.4 0.8373 -32.3 1.300 0.6353 -81.9 2.968 108.5 0.1106 41.1 0.8191 -34.1 1.400 0.6004 -87.1 2.869 104.3 0.1146 38.5 0.8037 -35.9 1.500 0.5751 -93.8 2.800 100.0 0.1184 36.4 0.7877 -37.4 1.600 0.5419 -98.6 2.687 96.0 0.1222 34.4 0.7752 -38.9 1.700 0.5161 -105.8 2.623 92.0 0.1251 32.2 0.7587 -40.7 1.800 0.4848 -112.1 2.544 87.8 0.1279 30.5 0.7448 -42.0 1.900 0.4664 -118.7 2.469 84.3 0.1303 28.4 0.7311 -43.6 2.000 0.4398 -124.4 2.379 80.6 0.1327 26.8 0.7200 -44.9 2.200 0.4083 -137.7 2.223 73.6 0.1367 23.5 0.6991 -47.8 2.400 0.3811 -151.0 2.095 67.2 0.1396 20.5 0.6780 -50.6 2.600 0.3682 -165.0 1.970 61.1 0.1421 18.0 0.6569 -53.2 2.800 0.3619 -178.7 1.861 54.6 0.1442 15.3 0.6427 -56.0 3.000 0.3632 168.9 1.764 48.7 0.1456 12.9 0.6261 -58.7 3.500 0.3979 141.4 1.541 34.9 0.1503 7.8 0.6036 -65.8 4.000 0.4491 122.2 1.350 22.2 0.1510 3.2 0.5814 -74.0 4.500 0.4994 107.5 1.192 10.6 0.1503 -0.9 0.5677 -83.0 5.000 0.5378 96.9 1.062 1.1 0.1473 -2.2 0.5606 -91.9 5.500 0.5833 88.9 0.955 -9.0 0.1512 -4.2 0.5632 -101.8 6.000 0.6204 81.4 0.859 -17.9 0.1534 -6.1 0.5686 -111.9 ! ! SIEMENS AG Semiconductor Group, Munich