! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 3 V IC = 3 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 0.9031 -1.7 9.042 179.0 0.0013 88.7 0.9941 -0.6 0.020 0.9087 -2.6 9.126 178.3 0.0031 91.0 0.9871 -1.1 0.050 0.9030 -6.4 9.127 174.8 0.0072 90.0 0.9913 -3.0 0.100 0.8942 -13.0 8.905 169.7 0.0133 81.8 0.9875 -5.9 0.150 0.8802 -19.8 8.903 164.3 0.0202 78.9 0.9761 -8.7 0.200 0.8648 -26.2 8.779 159.2 0.0263 74.4 0.9633 -11.4 0.250 0.8500 -32.3 8.507 154.3 0.0323 71.9 0.9479 -14.0 0.300 0.8262 -38.6 8.380 150.0 0.0381 68.3 0.9301 -16.4 0.400 0.7757 -50.2 7.930 140.4 0.0479 62.3 0.8908 -20.8 0.500 0.7230 -61.2 7.329 132.4 0.0560 56.6 0.8495 -24.6 0.600 0.6745 -71.3 6.863 125.3 0.0630 52.4 0.8105 -27.7 0.700 0.6295 -81.0 6.340 118.6 0.0684 48.7 0.7739 -30.2 0.800 0.5846 -90.0 5.956 112.6 0.0727 45.6 0.7414 -32.4 0.900 0.5460 -99.0 5.545 107.3 0.0767 42.6 0.7104 -34.2 1.000 0.5152 -107.6 5.129 102.3 0.0794 40.4 0.6855 -35.8 1.100 0.4848 -116.0 4.834 97.5 0.0829 38.3 0.6635 -37.2 1.200 0.4599 -123.9 4.518 93.5 0.0852 36.6 0.6463 -38.7 1.300 0.4435 -131.7 4.242 89.4 0.0877 35.4 0.6288 -39.8 1.400 0.4203 -139.1 4.010 85.6 0.0896 34.3 0.6132 -41.1 1.500 0.4122 -147.2 3.814 81.6 0.0917 33.4 0.5993 -42.1 1.600 0.3996 -154.1 3.600 78.3 0.0937 32.6 0.5890 -43.2 1.700 0.3909 -161.5 3.419 74.9 0.0951 31.7 0.5757 -44.4 1.800 0.3897 -168.5 3.253 71.5 0.0966 31.3 0.5659 -45.4 1.900 0.3863 -174.5 3.102 68.5 0.0990 30.4 0.5565 -46.7 2.000 0.3832 178.9 2.956 65.6 0.1007 30.0 0.5499 -47.8 2.200 0.3895 166.9 2.713 59.6 0.1042 29.1 0.5348 -50.3 2.400 0.4000 156.3 2.505 54.3 0.1077 27.9 0.5233 -53.0 2.600 0.4147 146.7 2.320 48.9 0.1105 27.4 0.5081 -55.7 2.800 0.4343 138.4 2.154 43.7 0.1143 26.4 0.4999 -58.6 3.000 0.4541 130.3 2.023 38.7 0.1174 25.7 0.4875 -61.5 3.500 0.5074 114.4 1.725 27.1 0.1268 23.9 0.4713 -69.9 4.000 0.5578 102.9 1.500 16.4 0.1359 21.6 0.4563 -79.4 4.500 0.5971 92.8 1.309 6.4 0.1445 19.3 0.4461 -89.9 5.000 0.6321 85.3 1.164 -2.2 0.1534 17.7 0.4392 -100.5 5.500 0.6618 79.1 1.041 -10.8 0.1652 15.6 0.4463 -111.6 6.000 0.6923 73.5 0.937 -18.9 0.1765 12.7 0.4584 -122.7 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 1.40 0.56 17 0.36 0.900 1.50 0.45 35 0.34 1.800 1.85 0.25 82 0.36 ! ! SIEMENS AG Semiconductor Group, Munich