! SIEMENS Small Signal Semiconductors ! BFS480 ! Si NPN RF Bipolar Junction Transistor in SOT363 ! VCE = 2 V IC = 1.5 mA ! Common Emitter S-Parameters: August 1996 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.9304 -1.0 4.870 178.1 0.0013 93.3 0.9987 -0.4 0.020 0.9362 -1.7 4.904 178.5 0.0029 86.9 0.9999 -0.8 0.050 0.9294 -4.1 4.786 175.5 0.0074 87.2 0.9957 -2.0 0.100 0.9261 -8.4 4.780 172.6 0.0154 85.8 0.9926 -3.9 0.150 0.9185 -12.7 4.739 167.8 0.0231 81.5 0.9876 -5.9 0.200 0.9098 -17.2 4.734 164.5 0.0301 80.2 0.9825 -7.7 0.250 0.8968 -21.3 4.727 160.6 0.0375 77.5 0.9739 -9.5 0.300 0.8774 -25.3 4.643 156.7 0.0442 75.0 0.9641 -11.3 0.400 0.8510 -33.1 4.481 150.1 0.0569 70.3 0.9391 -14.6 0.500 0.8040 -40.6 4.294 142.4 0.0684 66.5 0.9140 -17.5 0.600 0.7657 -48.0 4.146 136.3 0.0792 62.5 0.8859 -20.2 0.700 0.7279 -54.4 3.957 130.4 0.0877 59.3 0.8572 -22.6 0.800 0.6819 -61.1 3.745 124.7 0.0958 56.2 0.8285 -24.7 0.900 0.6463 -66.9 3.551 119.2 0.1026 53.9 0.8027 -26.4 1.000 0.6041 -73.3 3.399 114.5 0.1082 51.6 0.7784 -28.0 1.100 0.5682 -79.3 3.252 110.2 0.1137 50.1 0.7553 -29.7 1.200 0.5350 -85.4 3.107 105.7 0.1184 48.4 0.7348 -31.1 1.300 0.5088 -90.7 2.955 102.1 0.1228 47.1 0.7150 -32.2 1.400 0.4769 -95.7 2.805 98.2 0.1257 46.1 0.6985 -33.4 1.500 0.4564 -100.7 2.701 94.9 0.1292 45.1 0.6806 -34.4 1.600 0.4306 -106.1 2.571 91.0 0.1328 44.4 0.6662 -35.4 1.700 0.4110 -111.6 2.474 87.8 0.1354 44.0 0.6506 -36.3 1.800 0.3925 -117.2 2.388 84.6 0.1392 43.5 0.6416 -37.2 1.900 0.3830 -122.3 2.311 81.5 0.1420 43.2 0.6314 -38.5 2.000 0.3658 -127.4 2.216 78.5 0.1452 42.8 0.6199 -39.4 2.200 0.3472 -136.1 2.054 73.2 0.1510 42.4 0.6038 -41.4 2.400 0.3281 -145.4 1.938 67.9 0.1567 42.5 0.5863 -43.7 2.600 0.3126 -154.6 1.822 63.3 0.1635 42.5 0.5738 -45.6 2.800 0.3069 -162.9 1.730 58.8 0.1700 42.4 0.5617 -48.1 3.000 0.3035 -171.1 1.639 54.3 0.1762 42.8 0.5539 -50.2 3.500 0.3036 170.5 1.458 44.3 0.1969 42.6 0.5365 -57.1 4.000 0.3216 155.8 1.326 35.5 0.2177 42.4 0.5174 -64.8 4.500 0.3445 145.9 1.224 27.5 0.2421 41.7 0.5127 -72.9 5.000 0.3543 139.3 1.139 20.1 0.2704 40.9 0.5118 -81.7 5.500 0.3565 133.7 1.063 13.9 0.3045 39.1 0.5079 -88.6 6.000 0.3326 128.8 1.012 7.7 0.3419 36.7 0.5136 -95.5 ! ! SIEMENS AG Semiconductor Group, Munich