! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 5 V IC = 0.3 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 0.9879 -0.6 1.105 179.9 0.0012 85.0 0.9994 -0.1 0.020 0.9939 -0.8 1.129 179.6 0.0026 88.0 0.9995 -0.4 0.050 0.9870 -2.1 1.123 177.5 0.0072 89.4 0.9976 -1.2 0.100 0.9845 -4.7 1.102 175.1 0.0137 85.7 0.9984 -2.4 0.150 0.9846 -7.0 1.125 172.7 0.0210 84.5 0.9974 -3.5 0.200 0.9821 -9.5 1.119 170.0 0.0276 82.6 0.9969 -4.7 0.250 0.9848 -11.8 1.109 167.7 0.0346 81.3 0.9951 -5.9 0.300 0.9795 -14.1 1.122 165.9 0.0413 79.1 0.9946 -7.1 0.400 0.9728 -18.6 1.117 160.0 0.0549 76.1 0.9918 -9.5 0.500 0.9629 -23.9 1.102 154.9 0.0680 72.5 0.9884 -11.7 0.600 0.9540 -28.4 1.108 150.6 0.0812 68.7 0.9836 -14.1 0.700 0.9483 -33.2 1.096 145.5 0.0931 65.3 0.9778 -16.4 0.800 0.9299 -37.7 1.103 140.9 0.1049 61.8 0.9713 -18.6 0.900 0.9197 -42.4 1.081 136.2 0.1169 58.4 0.9640 -20.8 1.000 0.9076 -47.5 1.069 131.7 0.1274 55.2 0.9561 -23.0 1.100 0.8902 -52.4 1.073 127.0 0.1380 51.8 0.9484 -25.1 1.200 0.8698 -57.1 1.062 122.9 0.1478 48.2 0.9405 -27.4 1.300 0.8554 -62.2 1.058 118.3 0.1569 45.2 0.9306 -29.5 1.400 0.8316 -67.2 1.055 114.0 0.1649 42.1 0.9199 -31.6 1.500 0.8182 -72.9 1.064 109.4 0.1727 39.1 0.9098 -33.4 1.600 0.7933 -77.3 1.048 105.0 0.1807 36.4 0.9018 -35.2 1.700 0.7795 -83.0 1.037 100.9 0.1868 33.1 0.8886 -37.3 1.800 0.7533 -88.4 1.034 95.8 0.1934 30.5 0.8795 -39.0 1.900 0.7394 -94.3 1.029 91.9 0.1989 27.3 0.8689 -41.0 2.000 0.7146 -99.3 1.015 87.5 0.2043 24.8 0.8613 -42.5 2.200 0.6742 -111.0 0.986 78.8 0.2121 19.1 0.8399 -46.3 2.400 0.6430 -122.7 0.970 71.1 0.2182 13.5 0.8210 -49.8 2.600 0.6145 -135.4 0.940 63.6 0.2200 8.9 0.7975 -52.9 2.800 0.5930 -147.7 0.913 55.4 0.2242 3.7 0.7891 -56.2 3.000 0.5694 -160.3 0.891 48.0 0.2220 -1.4 0.7713 -59.6 3.500 0.5575 170.1 0.806 30.3 0.2170 -12.1 0.7578 -67.7 4.000 0.5821 145.0 0.726 15.3 0.1964 -21.2 0.7388 -77.2 4.500 0.6179 125.3 0.639 2.1 0.1737 -28.6 0.7369 -87.6 5.000 0.6567 110.6 0.562 -8.6 0.1471 -31.8 0.7350 -98.3 5.500 0.6870 98.9 0.500 -17.7 0.1266 -29.4 0.7413 -109.2 6.000 0.7234 89.6 0.439 -25.4 0.1148 -24.6 0.7548 -120.4 ! ! SIEMENS AG Semiconductor Group, Munich