! SIEMENS Small Signal Semiconductors ! BFS480 ! Si NPN RF Bipolar Junction Transistor in SOT363 ! VCE = 5 V IC = 3 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 0.8849 -1.2 8.560 177.4 0.0013 95.3 0.9947 -0.5 0.020 0.8806 -2.2 8.603 177.7 0.0025 94.0 0.9914 -1.1 0.050 0.8832 -5.9 8.434 174.0 0.0070 84.8 0.9916 -2.6 0.100 0.8742 -11.7 8.314 169.7 0.0141 84.7 0.9853 -5.4 0.150 0.8563 -17.1 8.239 163.6 0.0210 79.6 0.9748 -7.9 0.200 0.8400 -22.9 8.100 159.3 0.0273 77.1 0.9600 -10.2 0.250 0.8175 -28.2 7.957 154.2 0.0336 74.2 0.9439 -12.6 0.300 0.7871 -33.0 7.728 149.4 0.0394 72.3 0.9259 -14.7 0.400 0.7358 -42.6 7.245 141.3 0.0491 67.5 0.8824 -18.3 0.500 0.6709 -51.1 6.675 133.0 0.0580 63.8 0.8415 -21.1 0.600 0.6211 -59.4 6.244 126.3 0.0659 60.8 0.8030 -23.3 0.700 0.5710 -66.8 5.795 120.3 0.0716 58.5 0.7652 -25.2 0.800 0.5195 -73.7 5.348 114.7 0.0773 56.6 0.7328 -26.6 0.900 0.4795 -79.3 4.948 109.7 0.0826 55.6 0.7049 -27.6 1.000 0.4405 -85.8 4.621 105.5 0.0872 54.6 0.6815 -28.6 1.100 0.4081 -92.0 4.351 101.6 0.0918 54.0 0.6607 -29.7 1.200 0.3772 -98.0 4.087 97.6 0.0966 53.6 0.6422 -30.5 1.300 0.3565 -103.1 3.840 94.5 0.1007 53.2 0.6261 -31.1 1.400 0.3296 -109.0 3.606 91.1 0.1039 53.0 0.6129 -31.9 1.500 0.3165 -113.7 3.438 88.3 0.1081 52.8 0.5992 -32.7 1.600 0.2954 -119.2 3.247 84.9 0.1129 52.7 0.5872 -33.3 1.700 0.2838 -125.9 3.104 82.2 0.1168 52.9 0.5753 -33.9 1.800 0.2663 -131.3 2.967 79.6 0.1211 52.7 0.5686 -34.7 1.900 0.2643 -136.1 2.850 77.1 0.1253 52.6 0.5609 -35.8 2.000 0.2557 -141.4 2.721 74.5 0.1298 52.4 0.5523 -36.5 2.200 0.2469 -150.5 2.507 69.8 0.1389 52.5 0.5399 -38.2 2.400 0.2351 -159.5 2.343 65.2 0.1479 52.3 0.5265 -40.3 2.600 0.2303 -169.5 2.199 61.2 0.1576 52.0 0.5169 -42.1 2.800 0.2326 -176.7 2.072 57.4 0.1667 51.7 0.5063 -44.4 3.000 0.2337 175.3 1.952 53.5 0.1764 51.4 0.5007 -46.5 3.500 0.2471 158.4 1.726 44.4 0.2025 49.9 0.4830 -53.1 4.000 0.2731 146.0 1.564 36.3 0.2287 48.0 0.4646 -60.3 4.500 0.2966 139.2 1.434 28.7 0.2568 45.7 0.4583 -68.0 5.000 0.3088 133.8 1.332 21.5 0.2869 43.3 0.4559 -76.1 5.500 0.3086 130.4 1.242 15.3 0.3198 40.4 0.4546 -82.3 6.000 0.2872 125.9 1.181 9.0 0.3545 37.1 0.4653 -88.4 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 1.60 0.58 11 0.70 0.900 1.70 0.48 25 0.64 1.800 2.05 0.33 49 0.52 ! ! SIEMENS AG Semiconductor Group, Munich