! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 6 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 0.9880 -0.6 1.111 179.8 0.0012 86.3 0.9989 -0.2 0.020 0.9939 -0.9 1.111 179.7 0.0028 85.2 0.9978 -0.4 0.050 0.9901 -2.3 1.118 177.7 0.0070 89.3 0.9980 -1.2 0.100 0.9848 -4.7 1.112 175.1 0.0138 86.3 0.9979 -2.4 0.150 0.9827 -7.1 1.106 172.7 0.0207 84.1 0.9977 -3.5 0.200 0.9873 -9.5 1.124 170.1 0.0273 83.3 0.9972 -4.6 0.250 0.9823 -11.7 1.114 167.6 0.0342 81.0 0.9953 -5.9 0.300 0.9830 -13.9 1.107 165.8 0.0410 79.5 0.9952 -7.0 0.400 0.9739 -18.5 1.109 160.2 0.0544 76.2 0.9922 -9.3 0.500 0.9619 -23.7 1.107 155.1 0.0672 72.4 0.9887 -11.8 0.600 0.9531 -27.8 1.104 150.6 0.0804 68.8 0.9836 -14.1 0.700 0.9499 -32.6 1.079 145.8 0.0924 65.7 0.9773 -16.2 0.800 0.9312 -37.4 1.088 141.3 0.1045 62.2 0.9722 -18.4 0.900 0.9200 -42.4 1.083 136.3 0.1156 58.5 0.9646 -20.7 1.000 0.9051 -47.2 1.077 131.8 0.1261 55.2 0.9568 -22.9 1.100 0.8870 -52.1 1.081 127.2 0.1366 52.1 0.9481 -25.0 1.200 0.8707 -56.7 1.064 123.3 0.1463 48.6 0.9410 -27.3 1.300 0.8568 -61.6 1.059 118.6 0.1553 45.3 0.9313 -29.4 1.400 0.8364 -66.3 1.046 114.4 0.1638 42.2 0.9214 -31.4 1.500 0.8231 -71.9 1.052 109.8 0.1718 39.4 0.9117 -33.2 1.600 0.7964 -76.3 1.034 105.4 0.1793 36.7 0.9035 -35.0 1.700 0.7804 -82.3 1.037 101.3 0.1856 33.6 0.8914 -37.1 1.800 0.7530 -87.9 1.039 96.2 0.1918 30.9 0.8806 -38.8 1.900 0.7365 -93.8 1.036 92.4 0.1975 27.6 0.8696 -40.8 2.000 0.7125 -98.6 1.023 87.8 0.2028 25.2 0.8619 -42.3 2.200 0.6770 -110.1 0.986 79.3 0.2111 19.5 0.8422 -46.1 2.400 0.6407 -121.9 0.974 71.7 0.2167 14.0 0.8223 -49.6 2.600 0.6163 -134.4 0.940 64.2 0.2197 9.3 0.8005 -52.7 2.800 0.5912 -146.8 0.919 56.0 0.2228 4.1 0.7897 -56.0 3.000 0.5719 -159.1 0.889 48.5 0.2221 -0.9 0.7741 -59.3 3.500 0.5572 171.0 0.808 31.0 0.2179 -11.9 0.7605 -67.5 4.000 0.5800 146.0 0.726 15.6 0.1969 -21.0 0.7408 -77.0 4.500 0.6155 125.8 0.645 2.5 0.1737 -28.0 0.7370 -87.3 5.000 0.6521 110.8 0.566 -8.1 0.1477 -31.5 0.7355 -98.0 5.500 0.6865 99.3 0.499 -17.5 0.1272 -29.5 0.7431 -108.8 6.000 0.7228 89.8 0.442 -24.7 0.1151 -24.4 0.7543 -120.0 ! ! SIEMENS AG Semiconductor Group, Munich