! SIEMENS Small Signal Semiconductors ! BFS480 ! Si NPN RF Bipolar Junction Transistor in SOT363 ! VCE = 1 V IC = 1 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 0.9481 -0.9 3.399 178.2 0.0016 90.1 0.9997 -0.3 0.020 0.9437 -1.4 3.388 178.9 0.0033 88.0 0.9945 -0.6 0.050 0.9491 -3.6 3.355 176.1 0.0084 87.0 0.9964 -1.7 0.100 0.9488 -7.4 3.348 173.6 0.0168 85.2 0.9940 -3.5 0.150 0.9432 -10.6 3.325 169.4 0.0252 82.2 0.9926 -5.1 0.200 0.9302 -14.6 3.344 166.5 0.0335 80.9 0.9881 -6.7 0.250 0.9307 -18.5 3.348 163.1 0.0416 78.1 0.9817 -8.5 0.300 0.9150 -22.0 3.295 159.5 0.0491 76.7 0.9758 -10.1 0.400 0.8949 -28.8 3.226 153.6 0.0642 72.1 0.9589 -13.1 0.500 0.8599 -35.7 3.133 146.4 0.0775 67.9 0.9398 -16.1 0.600 0.8297 -42.2 3.062 140.7 0.0906 64.0 0.9175 -18.9 0.700 0.8015 -48.4 2.961 135.1 0.1017 60.5 0.8954 -21.3 0.800 0.7606 -55.0 2.846 129.4 0.1115 57.1 0.8709 -23.7 0.900 0.7290 -60.3 2.741 123.8 0.1201 54.1 0.8476 -25.7 1.000 0.6908 -66.4 2.655 119.0 0.1274 51.4 0.8237 -27.7 1.100 0.6553 -72.6 2.573 114.5 0.1344 49.0 0.8021 -29.7 1.200 0.6245 -78.0 2.470 109.9 0.1407 46.8 0.7810 -31.5 1.300 0.6020 -83.6 2.376 106.0 0.1459 44.8 0.7610 -32.9 1.400 0.5688 -88.5 2.268 101.9 0.1494 43.0 0.7428 -34.4 1.500 0.5461 -94.0 2.205 98.2 0.1533 41.7 0.7246 -35.7 1.600 0.5161 -98.8 2.114 94.1 0.1572 40.4 0.7091 -36.9 1.700 0.4985 -104.5 2.057 90.5 0.1599 39.2 0.6916 -38.0 1.800 0.4721 -109.8 1.992 87.0 0.1630 38.4 0.6804 -39.1 1.900 0.4572 -114.7 1.937 83.7 0.1653 37.5 0.6682 -40.6 2.000 0.4411 -119.5 1.868 80.3 0.1684 36.8 0.6557 -41.6 2.200 0.4164 -128.4 1.744 74.5 0.1721 35.4 0.6372 -44.0 2.400 0.3919 -137.3 1.656 68.6 0.1761 35.0 0.6161 -46.4 2.600 0.3760 -146.4 1.566 63.7 0.1803 34.6 0.6018 -48.5 2.800 0.3647 -154.8 1.498 58.8 0.1844 34.3 0.5877 -51.3 3.000 0.3565 -162.9 1.420 54.0 0.1882 34.3 0.5794 -53.6 3.500 0.3479 177.3 1.275 43.3 0.2033 34.5 0.5620 -60.8 4.000 0.3610 161.6 1.164 33.8 0.2176 35.1 0.5416 -69.0 4.500 0.3826 151.1 1.079 25.7 0.2367 35.7 0.5368 -77.6 5.000 0.3919 142.7 1.009 18.1 0.2610 36.1 0.5378 -86.9 5.500 0.3906 136.7 0.939 12.1 0.2931 35.7 0.5325 -94.7 6.000 0.3691 131.0 0.897 6.0 0.3318 34.4 0.5340 -102.1 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.150 1.40 0.75 4 0.90 0.450 1.45 0.72 12 0.95 0.900 1.55 0.63 26 1.00 1.800 1.95 0.48 51 0.66 ! ! SIEMENS AG Semiconductor Group, Munich