! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 1 V IC = 2 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 0.9313 -1.3 6.448 178.1 0.0020 96.5 0.9941 -0.5 0.020 0.9358 -2.7 6.497 178.0 0.0037 93.6 0.9945 -1.3 0.050 0.9289 -6.2 6.382 174.4 0.0098 86.1 0.9927 -3.1 0.100 0.9228 -12.3 6.319 170.6 0.0193 82.4 0.9873 -6.2 0.150 0.9119 -17.9 6.247 164.9 0.0290 78.4 0.9798 -9.3 0.200 0.9013 -24.1 6.161 161.0 0.0378 75.6 0.9683 -12.1 0.250 0.8858 -29.7 6.097 156.4 0.0466 71.6 0.9528 -14.9 0.300 0.8649 -35.6 5.961 151.9 0.0546 68.5 0.9384 -17.7 0.400 0.8313 -46.4 5.669 144.4 0.0687 62.2 0.9009 -22.7 0.500 0.7904 -56.2 5.304 136.3 0.0815 56.6 0.8619 -27.0 0.600 0.7492 -66.4 5.046 129.5 0.0922 51.6 0.8242 -30.9 0.700 0.7164 -75.1 4.752 123.2 0.1000 47.4 0.7857 -34.4 0.800 0.6818 -83.6 4.428 117.3 0.1073 43.5 0.7477 -37.1 0.900 0.6495 -91.2 4.140 111.9 0.1136 40.4 0.7161 -39.6 1.000 0.6207 -98.5 3.904 107.2 0.1179 37.6 0.6893 -41.8 1.100 0.5976 -106.1 3.701 102.7 0.1221 35.1 0.6637 -44.1 1.200 0.5719 -112.8 3.490 98.4 0.1259 32.7 0.6412 -46.2 1.300 0.5594 -118.9 3.298 94.6 0.1285 30.9 0.6207 -47.6 1.400 0.5405 -124.9 3.106 90.8 0.1301 29.1 0.6034 -49.4 1.500 0.5278 -130.8 2.977 87.5 0.1316 27.8 0.5863 -50.8 1.600 0.5116 -136.9 2.810 83.6 0.1336 26.6 0.5703 -52.1 1.700 0.5088 -142.3 2.697 80.6 0.1345 25.4 0.5549 -53.5 1.800 0.4949 -147.4 2.573 77.5 0.1364 24.5 0.5475 -54.6 1.900 0.4934 -152.4 2.476 74.3 0.1375 23.5 0.5384 -56.2 2.000 0.4851 -157.5 2.362 71.2 0.1392 23.0 0.5272 -57.5 2.200 0.4774 -166.4 2.179 65.7 0.1410 21.4 0.5130 -60.0 2.400 0.4722 -175.2 2.036 60.2 0.1432 20.3 0.4983 -63.2 2.600 0.4734 176.4 1.894 55.2 0.1432 19.6 0.4869 -65.4 2.800 0.4756 169.0 1.780 50.5 0.1455 18.9 0.4761 -68.5 3.000 0.4826 162.1 1.676 45.7 0.1468 18.7 0.4716 -71.1 3.500 0.5090 146.7 1.452 34.9 0.1545 17.7 0.4618 -79.7 4.000 0.5396 134.4 1.283 24.8 0.1589 16.5 0.4513 -89.5 4.500 0.5674 124.6 1.142 15.7 0.1651 15.3 0.4551 -99.2 5.000 0.5941 116.0 1.028 7.1 0.1708 14.8 0.4711 -109.7 5.500 0.6126 109.7 0.916 -0.4 0.1778 14.4 0.4790 -119.3 6.000 0.6250 104.2 0.833 -7.3 0.1865 13.9 0.5027 -127.3 ! ! SIEMENS AG Semiconductor Group, Munich