! SIEMENS Small Signal Semiconductors ! BFS481 ! Si NPN RF Bipolar Junction Transistor in SOT363 ! VCE = 2.5 V IC = 6 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 0.8140 -2.1 15.240 178.4 0.0013 83.4 0.9884 -0.7 0.020 0.8191 -4.1 15.166 176.6 0.0028 86.0 0.9873 -1.5 0.030 0.8150 -6.2 15.159 175.3 0.0038 89.6 0.9867 -2.3 0.050 0.8094 -10.5 15.175 171.9 0.0062 84.4 0.9824 -3.9 0.100 0.7871 -20.2 14.799 163.5 0.0120 81.1 0.9652 -7.5 0.150 0.7519 -29.5 14.210 155.4 0.0181 75.5 0.9380 -10.8 0.200 0.7144 -38.3 13.452 148.3 0.0233 71.9 0.9057 -13.4 0.250 0.6738 -46.5 12.680 141.9 0.0273 69.2 0.8732 -15.6 0.300 0.6258 -53.8 11.844 135.9 0.0310 66.6 0.8397 -17.2 0.400 0.5469 -67.1 10.386 126.3 0.0376 62.7 0.7815 -19.4 0.500 0.4828 -78.3 9.081 118.6 0.0427 61.4 0.7349 -20.6 0.600 0.4277 -88.1 7.999 112.2 0.0474 60.4 0.6981 -21.2 0.700 0.3839 -97.1 7.084 107.0 0.0514 60.6 0.6701 -21.6 0.800 0.3504 -105.1 6.427 102.4 0.0557 60.8 0.6490 -21.8 0.900 0.3222 -112.8 5.815 98.6 0.0597 60.9 0.6313 -22.0 1.000 0.3027 -120.2 5.323 95.1 0.0638 61.6 0.6171 -22.3 1.100 0.2869 -127.3 4.890 91.6 0.0679 61.7 0.6060 -22.6 1.200 0.2747 -133.7 4.532 88.6 0.0722 62.2 0.5956 -23.0 1.300 0.2628 -140.2 4.231 86.2 0.0759 62.9 0.5874 -23.4 1.400 0.2576 -146.7 3.948 83.3 0.0805 63.2 0.5803 -23.9 1.500 0.2529 -152.1 3.723 80.8 0.0847 63.8 0.5732 -24.5 1.600 0.2521 -156.8 3.509 78.4 0.0891 64.0 0.5678 -25.0 1.700 0.2497 -161.3 3.336 76.3 0.0935 64.3 0.5623 -25.7 1.800 0.2494 -167.1 3.160 73.9 0.0981 64.4 0.5578 -26.4 1.900 0.2519 -170.9 3.006 71.6 0.1026 64.3 0.5524 -27.2 2.000 0.2518 -175.4 2.880 69.6 0.1074 64.5 0.5498 -28.1 2.200 0.2542 177.5 2.646 65.5 0.1168 64.3 0.5411 -29.8 2.400 0.2619 170.6 2.459 61.7 0.1265 64.2 0.5345 -31.8 2.600 0.2695 163.8 2.292 57.8 0.1367 63.8 0.5274 -33.8 2.800 0.2757 158.8 2.145 53.9 0.1464 63.0 0.5215 -36.1 3.000 0.2853 153.9 2.026 50.3 0.1567 62.5 0.5144 -38.4 3.200 0.2971 148.8 1.923 46.9 0.1673 62.0 0.5093 -40.9 3.400 0.3069 144.9 1.827 43.5 0.1780 61.2 0.5029 -43.6 3.600 0.3199 141.3 1.746 40.0 0.1894 60.2 0.4966 -46.4 3.800 0.3291 137.4 1.663 36.8 0.1994 59.2 0.4874 -49.3 4.000 0.3400 134.7 1.599 33.7 0.2112 58.2 0.4826 -52.3 4.500 0.3678 129.0 1.456 25.6 0.2396 55.1 0.4679 -60.1 5.000 0.3799 122.7 1.329 17.9 0.2701 51.7 0.4660 -67.0 5.500 0.3815 118.6 1.254 9.3 0.3084 46.3 0.4729 -76.2 6.000 0.3740 112.6 1.179 0.6 0.3446 39.9 0.4818 -84.6 ! ! SIEMENS AG Semiconductor Group, Munich