! SIEMENS Small Signal Semiconductors ! BFS481 ! Si NPN RF Bipolar Junction Transistor in SOT363 ! VCE = 8 V IC = 15 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 0.7160 -2.5 24.581 176.5 0.0013 82.3 0.9728 -0.7 0.020 0.7218 -5.6 24.329 174.5 0.0026 83.6 0.9746 -2.0 0.030 0.7163 -8.6 24.277 172.6 0.0035 85.9 0.9715 -3.1 0.050 0.7076 -14.4 24.097 168.0 0.0060 79.9 0.9637 -5.3 0.100 0.6692 -27.9 22.830 156.7 0.0106 78.0 0.9293 -10.0 0.150 0.6107 -40.1 21.049 146.5 0.0154 73.6 0.8817 -13.6 0.200 0.5569 -50.6 19.077 138.1 0.0190 70.1 0.8336 -15.9 0.250 0.5032 -59.9 17.252 131.2 0.0221 68.2 0.7903 -17.5 0.300 0.4556 -68.0 15.573 125.1 0.0250 66.2 0.7528 -18.4 0.400 0.3788 -81.6 12.911 116.2 0.0298 65.9 0.6965 -19.0 0.500 0.3256 -92.9 10.892 109.3 0.0346 66.1 0.6596 -19.0 0.600 0.2854 -102.7 9.350 104.0 0.0394 66.8 0.6332 -18.8 0.700 0.2570 -112.3 8.140 99.8 0.0438 67.7 0.6146 -18.6 0.800 0.2335 -120.1 7.295 95.9 0.0484 68.8 0.6006 -18.6 0.900 0.2176 -127.8 6.544 93.0 0.0530 69.3 0.5900 -18.7 1.000 0.2073 -136.0 5.945 90.0 0.0578 69.6 0.5810 -18.9 1.100 0.2000 -142.0 5.436 87.1 0.0628 69.8 0.5739 -19.2 1.200 0.1964 -149.4 5.021 84.6 0.0678 69.7 0.5669 -19.6 1.300 0.1927 -155.9 4.668 82.5 0.0723 70.5 0.5617 -20.1 1.400 0.1908 -161.5 4.348 80.1 0.0773 70.6 0.5568 -20.7 1.500 0.1923 -166.0 4.089 77.9 0.0823 70.6 0.5521 -21.3 1.600 0.1936 -170.7 3.847 75.8 0.0871 70.6 0.5480 -21.9 1.700 0.1944 -173.9 3.650 73.9 0.0919 70.5 0.5439 -22.6 1.800 0.1992 -179.5 3.455 71.8 0.0971 70.3 0.5402 -23.4 1.900 0.2012 176.4 3.280 69.8 0.1022 70.0 0.5364 -24.2 2.000 0.2047 173.4 3.142 68.1 0.1075 69.6 0.5338 -25.1 2.200 0.2124 166.8 2.881 64.2 0.1178 69.0 0.5268 -26.9 2.400 0.2205 161.6 2.673 60.8 0.1278 68.2 0.5206 -28.9 2.600 0.2292 156.0 2.491 57.2 0.1385 67.3 0.5144 -31.1 2.800 0.2382 151.8 2.325 53.6 0.1485 66.1 0.5086 -33.2 3.000 0.2500 147.0 2.196 50.3 0.1594 65.2 0.5018 -35.5 3.200 0.2621 143.3 2.082 47.1 0.1701 64.2 0.4966 -38.1 3.400 0.2748 139.8 1.973 43.8 0.1808 63.2 0.4898 -40.8 3.600 0.2864 136.5 1.889 40.5 0.1922 61.9 0.4837 -43.4 3.800 0.2973 133.8 1.795 37.4 0.2022 60.6 0.4738 -46.1 4.000 0.3069 131.4 1.727 34.5 0.2139 59.4 0.4690 -49.0 4.500 0.3356 126.6 1.572 26.6 0.2417 55.8 0.4539 -56.4 5.000 0.3482 121.0 1.433 19.1 0.2710 52.0 0.4521 -63.0 5.500 0.3498 117.9 1.350 10.6 0.3076 46.4 0.4593 -71.8 6.000 0.3450 112.3 1.265 1.9 0.3410 40.0 0.4692 -79.9 ! ! SIEMENS AG Semiconductor Group, Munich