! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 0.75 V IC = 2.5 mA ! Common Emitter S-Parameters: March 1996 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.9087 -1.6 7.810 179.2 0.0018 86.8 0.9930 -0.6 0.020 0.9153 -2.9 7.797 178.3 0.0038 86.5 0.9955 -1.3 0.050 0.9146 -6.8 7.818 174.5 0.0096 88.1 0.9887 -3.4 0.100 0.8970 -14.6 7.695 169.0 0.0181 81.1 0.9840 -6.8 0.150 0.8876 -21.4 7.586 163.5 0.0270 77.2 0.9716 -10.0 0.200 0.8673 -28.6 7.533 158.0 0.0352 73.4 0.9572 -13.2 0.250 0.8512 -35.0 7.315 152.8 0.0432 69.3 0.9379 -16.3 0.300 0.8333 -41.5 7.110 148.5 0.0509 65.8 0.9181 -19.0 0.400 0.7782 -54.1 6.705 138.4 0.0632 59.1 0.8740 -24.1 0.500 0.7249 -66.0 6.209 129.9 0.0733 53.3 0.8258 -28.4 0.600 0.6762 -76.8 5.785 122.7 0.0821 48.6 0.7810 -31.9 0.700 0.6341 -86.9 5.295 116.0 0.0885 44.6 0.7404 -34.7 0.800 0.5923 -96.3 4.957 109.8 0.0939 41.0 0.7059 -37.1 0.900 0.5563 -105.9 4.610 104.2 0.0989 37.9 0.6734 -39.2 1.000 0.5274 -115.0 4.276 99.0 0.1016 35.2 0.6426 -41.1 1.100 0.5034 -123.9 4.022 94.0 0.1052 33.3 0.6184 -42.6 1.200 0.4796 -131.7 3.750 89.8 0.1080 30.9 0.5982 -44.3 1.300 0.4672 -139.1 3.513 85.7 0.1101 29.6 0.5790 -45.5 1.400 0.4494 -146.4 3.313 82.0 0.1120 28.2 0.5625 -46.9 1.500 0.4459 -153.9 3.142 77.8 0.1139 27.0 0.5479 -47.9 1.600 0.4361 -160.7 2.971 74.4 0.1160 26.0 0.5370 -49.0 1.700 0.4304 -168.1 2.822 70.9 0.1174 25.0 0.5239 -50.4 1.800 0.4269 -175.1 2.687 67.2 0.1187 24.5 0.5130 -51.5 1.900 0.4313 178.8 2.564 64.1 0.1204 23.4 0.5026 -52.8 2.000 0.4288 172.7 2.441 61.0 0.1217 22.9 0.4949 -53.9 2.200 0.4336 162.4 2.234 55.0 0.1250 21.5 0.4800 -56.8 2.400 0.4479 152.0 2.071 49.3 0.1280 20.4 0.4659 -59.6 2.600 0.4661 143.1 1.910 43.9 0.1302 19.6 0.4523 -62.5 2.800 0.4818 135.5 1.781 38.3 0.1331 18.7 0.4434 -65.7 3.000 0.4989 128.0 1.669 33.3 0.1360 17.6 0.4317 -68.9 3.500 0.5491 112.7 1.422 21.4 0.1449 15.7 0.4179 -78.2 4.000 0.5946 101.4 1.233 10.5 0.1523 13.3 0.4045 -88.9 4.500 0.6311 91.7 1.079 0.4 0.1591 11.1 0.3983 -100.5 5.000 0.6643 84.1 0.955 -8.1 0.1661 9.4 0.3981 -112.1 5.500 0.6903 77.8 0.855 -16.8 0.1769 7.7 0.4110 -123.7 6.000 0.7202 72.1 0.768 -24.3 0.1871 5.1 0.4284 -135.1 ! ! SIEMENS AG Semiconductor Group, Munich