! SIEMENS Discrete & RF Semiconductors ! BFP405 ! Si NPN RF SIEGET Grounded Emitter Transistor in SOT343 ! VCE = 2.5 V IC = 0.5 mA ! Common Emitter S-Parameters: February 1998 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.9781 -0.2 1.872 -180.0 0.0003 83.4 0.9983 -0.2 0.020 0.9833 -0.6 1.846 -180.0 0.0008 67.6 0.9913 -0.2 0.050 0.9825 -1.3 1.864 178.7 0.0020 77.2 0.9980 -0.6 0.100 0.9772 -2.3 1.864 178.2 0.0037 94.1 0.9955 -1.2 0.150 0.9798 -3.6 1.876 177.1 0.0052 87.0 0.9974 -2.0 0.200 0.9788 -4.6 1.854 175.5 0.0069 86.9 0.9985 -2.5 0.250 0.9771 -5.9 1.868 174.9 0.0086 87.7 0.9980 -3.3 0.300 0.9810 -7.3 1.883 173.8 0.0104 86.0 0.9960 -3.9 0.400 0.9759 -9.7 1.878 171.2 0.0142 84.3 0.9962 -5.1 0.500 0.9752 -11.5 1.861 168.4 0.0174 83.1 0.9939 -6.4 0.600 0.9720 -14.1 1.875 166.6 0.0202 82.5 0.9908 -7.7 0.700 0.9693 -16.9 1.859 164.1 0.0240 81.5 0.9910 -8.9 0.800 0.9676 -18.9 1.871 162.2 0.0277 79.4 0.9868 -10.3 0.900 0.9609 -21.2 1.858 159.7 0.0310 78.6 0.9811 -11.5 1.000 0.9587 -23.9 1.856 158.1 0.0345 77.2 0.9792 -12.7 1.100 0.9535 -26.3 1.864 155.5 0.0383 75.3 0.9770 -14.0 1.200 0.9514 -29.0 1.846 153.7 0.0419 73.5 0.9728 -15.4 1.300 0.9441 -31.2 1.854 151.3 0.0456 72.2 0.9664 -16.6 1.400 0.9436 -34.0 1.849 149.6 0.0490 70.6 0.9623 -17.8 1.500 0.9326 -36.1 1.877 146.8 0.0522 68.8 0.9613 -19.1 1.600 0.9218 -39.0 1.886 144.0 0.0559 67.5 0.9545 -20.5 1.700 0.9210 -41.7 1.890 142.3 0.0593 65.5 0.9459 -21.6 1.800 0.9129 -44.4 1.895 139.0 0.0623 64.1 0.9410 -22.5 1.900 0.9064 -47.4 1.905 137.0 0.0658 62.3 0.9389 -23.9 2.000 0.8973 -49.8 1.900 133.8 0.0693 60.6 0.9331 -25.3 2.200 0.8786 -55.0 1.876 129.6 0.0758 57.4 0.9189 -27.4 2.400 0.8586 -60.4 1.879 124.5 0.0814 54.4 0.9068 -30.0 2.600 0.8429 -65.9 1.870 119.9 0.0874 51.4 0.8902 -31.7 2.800 0.8165 -71.3 1.838 114.6 0.0928 48.3 0.8819 -34.5 3.000 0.7994 -77.2 1.814 110.2 0.0986 44.9 0.8655 -36.2 3.500 0.7305 -91.9 1.763 97.2 0.1113 36.5 0.8407 -42.2 4.000 0.6822 -108.2 1.725 85.8 0.1215 28.9 0.8026 -48.8 4.500 0.6351 -126.9 1.663 74.2 0.1300 20.8 0.7561 -54.8 5.000 0.5966 -145.3 1.588 62.2 0.1338 12.4 0.7275 -59.3 5.500 0.5568 -163.6 1.483 50.9 0.1312 4.0 0.7045 -65.5 6.000 0.5495 -177.6 1.409 42.4 0.1274 1.2 0.6743 -71.4 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.900 0.88 0.78 16 0.85 1.800 1.29 0.66 34 0.82 2.400 1.58 0.56 47 0.69 3.000 1.89 0.59 62 0.64 4.000 2.14 0.47 92 0.41 ! ! SIEMENS AG Semiconductor Group, Munich