! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 12 V IC = 15 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 0.8065 -2.7 25.191 174.6 0.0019 39.2 0.9452 -0.8 0.020 0.8048 -6.0 24.761 174.2 0.0029 55.5 0.9466 -2.5 0.050 0.7956 -14.8 23.990 168.2 0.0069 70.8 0.9371 -6.5 0.100 0.7686 -28.9 23.034 159.4 0.0135 69.4 0.9070 -12.6 0.150 0.7307 -41.7 21.576 149.7 0.0194 64.6 0.8640 -18.0 0.200 0.6945 -54.0 20.180 142.4 0.0240 61.1 0.8165 -22.2 0.250 0.6555 -65.4 18.668 135.1 0.0281 57.2 0.7636 -25.7 0.300 0.6163 -74.5 17.085 129.4 0.0313 55.2 0.7208 -28.5 0.400 0.5551 -91.4 14.559 120.3 0.0364 51.6 0.6426 -31.9 0.500 0.5068 -105.3 12.398 112.3 0.0400 49.4 0.5842 -33.8 0.600 0.4806 -117.3 10.858 106.3 0.0433 48.7 0.5416 -35.1 0.700 0.4589 -126.5 9.588 101.3 0.0466 48.6 0.5098 -35.9 0.800 0.4452 -134.6 8.523 97.0 0.0499 47.5 0.4843 -36.4 0.900 0.4286 -141.5 7.666 93.1 0.0526 48.6 0.4659 -36.7 1.000 0.4161 -148.9 6.999 89.7 0.0550 48.7 0.4531 -37.2 1.100 0.4160 -155.7 6.447 86.6 0.0582 49.0 0.4407 -38.0 1.200 0.4100 -162.0 5.950 83.6 0.0611 49.6 0.4306 -38.7 1.300 0.4073 -165.9 5.502 81.0 0.0647 49.6 0.4243 -39.3 1.400 0.4052 -170.8 5.119 78.6 0.0666 49.8 0.4196 -40.2 1.500 0.4033 -173.9 4.828 76.2 0.0702 49.9 0.4144 -41.2 1.600 0.4062 -179.3 4.517 73.4 0.0730 50.0 0.4077 -42.1 1.700 0.4066 177.5 4.276 71.2 0.0762 50.2 0.4036 -43.1 1.800 0.4067 173.1 4.051 69.1 0.0791 49.8 0.4033 -44.1 1.900 0.4105 170.0 3.858 66.8 0.0826 50.0 0.4008 -45.6 2.000 0.4120 166.7 3.662 64.7 0.0854 49.9 0.3959 -46.7 2.200 0.4172 160.9 3.337 60.6 0.0921 49.5 0.3943 -49.0 2.400 0.4240 154.7 3.082 56.3 0.0982 49.2 0.3867 -52.0 2.600 0.4332 148.7 2.844 52.6 0.1041 48.2 0.3852 -54.5 2.800 0.4410 144.4 2.651 49.0 0.1099 47.9 0.3777 -57.5 3.000 0.4521 139.6 2.478 45.3 0.1166 47.3 0.3796 -60.4 3.500 0.4862 129.2 2.122 36.5 0.1325 44.6 0.3722 -69.7 4.000 0.5248 121.0 1.863 28.0 0.1467 42.0 0.3628 -79.7 4.500 0.5523 114.0 1.653 20.1 0.1608 38.9 0.3638 -89.8 5.000 0.5810 107.5 1.484 12.4 0.1745 36.0 0.3766 -101.0 5.500 0.6024 102.4 1.326 5.5 0.1873 32.9 0.3847 -110.8 6.000 0.6118 97.7 1.208 -1.2 0.2002 30.2 0.4093 -118.9 ! ! SIEMENS AG Semiconductor Group, Munich