! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 8 V IC = 2.5 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 0.9190 -1.2 7.515 178.6 0.0011 77.7 0.9944 -0.4 0.020 0.9204 -2.0 7.423 178.4 0.0020 88.8 0.9936 -0.9 0.050 0.9235 -4.4 7.474 175.7 0.0056 88.1 0.9925 -2.2 0.100 0.9121 -9.4 7.374 171.7 0.0112 83.3 0.9927 -4.4 0.150 0.9059 -13.7 7.324 167.6 0.0168 80.3 0.9849 -6.5 0.200 0.8913 -18.4 7.330 163.5 0.0220 78.3 0.9782 -8.6 0.250 0.8835 -22.7 7.177 159.5 0.0268 76.6 0.9687 -10.8 0.300 0.8693 -27.0 7.075 156.3 0.0320 73.5 0.9589 -12.7 0.400 0.8354 -35.7 6.894 147.9 0.0415 68.9 0.9356 -16.4 0.500 0.7848 -44.1 6.569 140.6 0.0499 63.5 0.9071 -19.9 0.600 0.7451 -51.6 6.256 134.3 0.0573 59.6 0.8793 -23.0 0.700 0.7041 -58.9 5.888 128.1 0.0638 56.2 0.8513 -25.6 0.800 0.6550 -66.0 5.635 122.3 0.0690 52.6 0.8248 -27.9 0.900 0.6113 -73.2 5.366 116.8 0.0747 49.5 0.7974 -30.1 1.000 0.5723 -79.9 5.058 111.8 0.0785 47.0 0.7728 -32.1 1.100 0.5329 -86.8 4.834 106.9 0.0826 44.7 0.7504 -33.8 1.200 0.4981 -92.5 4.556 102.8 0.0861 42.5 0.7312 -35.5 1.300 0.4714 -99.5 4.313 98.7 0.0892 40.8 0.7129 -37.0 1.400 0.4350 -104.9 4.111 94.7 0.0922 39.1 0.6967 -38.4 1.500 0.4120 -112.5 3.941 90.8 0.0952 37.7 0.6816 -39.6 1.600 0.3829 -118.1 3.741 87.1 0.0980 36.4 0.6688 -40.8 1.700 0.3598 -126.3 3.588 83.5 0.1003 35.1 0.6538 -42.2 1.800 0.3446 -133.5 3.443 80.0 0.1024 34.1 0.6409 -43.3 1.900 0.3305 -141.0 3.307 76.8 0.1051 32.7 0.6297 -44.6 2.000 0.3145 -147.1 3.157 73.7 0.1073 31.8 0.6196 -45.7 2.200 0.2958 -161.8 2.914 67.5 0.1116 29.7 0.6024 -48.3 2.400 0.2897 -176.3 2.710 61.9 0.1158 28.0 0.5847 -50.8 2.600 0.2984 169.8 2.525 56.6 0.1194 26.4 0.5671 -53.3 2.800 0.3081 158.2 2.363 51.0 0.1229 24.6 0.5543 -56.0 3.000 0.3223 146.5 2.223 45.9 0.1267 23.0 0.5400 -58.6 3.500 0.3745 125.3 1.917 33.7 0.1357 18.7 0.5165 -65.9 4.000 0.4336 110.2 1.676 22.4 0.1429 14.6 0.4942 -74.1 4.500 0.4886 98.5 1.475 11.8 0.1476 10.5 0.4759 -83.1 5.000 0.5248 90.4 1.313 2.8 0.1514 8.5 0.4671 -91.7 5.500 0.5680 83.6 1.182 -6.7 0.1596 5.2 0.4690 -101.8 6.000 0.6077 77.1 1.069 -15.5 0.1653 1.8 0.4742 -111.7 ! ! SIEMENS AG Semiconductor Group, Munich