! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 2.5 V IC = 0.25 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 0.9901 -0.6 0.948 179.8 0.0011 83.1 0.9999 -0.2 0.020 0.9999 -0.9 0.971 179.7 0.0024 88.7 0.9929 -0.4 0.050 0.9933 -2.1 0.962 177.6 0.0062 90.1 0.9995 -1.1 0.100 0.9873 -4.3 0.955 175.2 0.0121 86.1 0.9999 -2.1 0.150 0.9872 -6.5 0.959 172.9 0.0189 83.7 0.9982 -3.1 0.200 0.9886 -8.3 0.960 170.6 0.0250 83.0 0.9981 -4.3 0.250 0.9870 -10.5 0.959 168.1 0.0308 81.9 0.9965 -5.4 0.300 0.9814 -12.7 0.964 166.3 0.0377 80.5 0.9968 -6.4 0.400 0.9780 -16.8 0.961 160.8 0.0501 77.6 0.9937 -8.5 0.500 0.9669 -20.9 0.949 156.0 0.0616 74.1 0.9912 -10.6 0.600 0.9539 -25.2 0.959 151.5 0.0739 70.6 0.9877 -12.8 0.700 0.9526 -29.5 0.948 146.8 0.0851 67.8 0.9826 -14.9 0.800 0.9360 -33.6 0.952 142.4 0.0957 64.3 0.9775 -16.9 0.900 0.9187 -37.7 0.933 137.9 0.1070 61.0 0.9721 -19.0 1.000 0.9078 -42.3 0.929 133.5 0.1166 58.2 0.9651 -20.9 1.100 0.8966 -46.5 0.938 129.0 0.1272 55.0 0.9595 -22.9 1.200 0.8764 -50.7 0.928 125.2 0.1369 51.6 0.9538 -25.1 1.300 0.8623 -55.4 0.930 120.9 0.1456 48.9 0.9446 -27.0 1.400 0.8427 -59.6 0.926 116.7 0.1542 45.9 0.9370 -28.9 1.500 0.8250 -64.6 0.936 112.3 0.1619 43.1 0.9274 -30.7 1.600 0.8048 -68.5 0.927 107.8 0.1701 40.7 0.9213 -32.4 1.700 0.7874 -73.7 0.915 103.8 0.1768 37.7 0.9113 -34.3 1.800 0.7596 -78.7 0.919 98.9 0.1842 35.3 0.9032 -35.9 1.900 0.7440 -84.2 0.921 95.1 0.1903 32.3 0.8943 -37.8 2.000 0.7180 -88.3 0.914 90.8 0.1967 29.7 0.8861 -39.4 2.200 0.6778 -98.7 0.890 82.3 0.2071 24.5 0.8691 -43.0 2.400 0.6372 -109.8 0.888 74.8 0.2152 19.1 0.8504 -46.5 2.600 0.6024 -121.1 0.863 67.3 0.2210 14.6 0.8300 -49.5 2.800 0.5686 -132.8 0.848 59.0 0.2273 9.4 0.8192 -52.7 3.000 0.5406 -145.2 0.830 51.5 0.2298 4.3 0.8035 -56.0 3.500 0.5017 -176.2 0.770 33.5 0.2342 -7.0 0.7874 -63.9 4.000 0.5130 156.1 0.706 17.8 0.2218 -17.2 0.7632 -72.9 4.500 0.5447 133.7 0.638 3.9 0.2064 -26.5 0.7557 -82.5 5.000 0.5800 117.5 0.561 -7.2 0.1807 -32.7 0.7532 -92.2 5.500 0.6238 104.6 0.511 -18.0 0.1648 -35.8 0.7582 -102.6 6.000 0.6627 93.8 0.455 -26.6 0.1482 -37.8 0.7681 -113.2 ! ! SIEMENS AG Semiconductor Group, Munich