! SIEMENS Discrete & RF Semiconductors ! BFP490 ! Si NPN RF SIEGET Grounded Emitter Transistor in SCT595 ! VCE = 1.75 V IC = 300 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 0.7308 -167.5 74.090 144.5 0.0037 55.1 0.6806 -86.5 0.020 0.8501 -169.5 52.875 123.6 0.0054 41.2 0.8079 -122.7 0.050 0.9166 -176.3 24.616 103.4 0.0061 29.0 0.8827 -156.2 0.100 0.9242 -180.0 12.647 95.2 0.0070 34.3 0.8944 -168.6 0.150 0.9256 177.6 8.422 90.2 0.0079 42.4 0.8936 -174.1 0.200 0.9278 176.0 6.323 88.4 0.0092 47.9 0.9011 -176.3 0.250 0.9267 174.5 5.039 86.0 0.0104 52.5 0.9001 -178.6 0.300 0.9261 173.1 4.168 84.3 0.0119 55.7 0.8980 179.9 0.400 0.9275 170.3 3.110 80.8 0.0145 59.3 0.8976 177.5 0.500 0.9236 167.8 2.459 78.3 0.0178 60.2 0.9003 175.4 0.600 0.9252 165.4 2.043 75.8 0.0207 61.7 0.9042 173.5 0.700 0.9221 162.9 1.740 73.7 0.0240 62.3 0.9037 172.0 0.800 0.9261 160.9 1.514 71.6 0.0267 61.2 0.9029 170.6 0.900 0.9258 158.8 1.341 69.7 0.0294 61.3 0.9036 169.3 1.000 0.9231 156.6 1.200 67.5 0.0325 60.7 0.9074 167.8 1.100 0.9272 154.3 1.091 65.3 0.0350 59.7 0.9051 166.3 1.200 0.9294 152.4 0.995 63.0 0.0381 58.6 0.9071 165.3 1.300 0.9284 150.7 0.924 61.9 0.0404 57.8 0.9080 164.3 1.400 0.9288 148.7 0.852 59.6 0.0433 56.9 0.9091 163.1 1.500 0.9312 147.0 0.795 58.0 0.0457 56.0 0.9069 162.0 1.600 0.9303 145.4 0.750 56.4 0.0482 55.1 0.9050 161.2 1.700 0.9270 143.6 0.700 54.2 0.0509 54.1 0.9094 160.1 1.800 0.9298 141.9 0.663 52.6 0.0535 52.3 0.9100 159.0 1.900 0.9300 140.5 0.636 51.4 0.0560 51.7 0.9077 158.2 2.000 0.9281 138.6 0.599 49.9 0.0584 50.5 0.9076 157.2 2.200 0.9265 135.5 0.554 46.0 0.0634 48.2 0.9073 155.0 2.400 0.9260 132.2 0.514 42.4 0.0686 45.6 0.9060 153.1 2.600 0.9279 129.1 0.488 39.1 0.0726 43.3 0.9063 150.7 2.800 0.9260 125.8 0.459 35.8 0.0778 40.8 0.9085 148.8 3.000 0.9228 122.4 0.426 32.6 0.0821 37.5 0.9036 146.2 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 2.96 0.79 -168 0.09 0.900 3.71 0.77 -157 0.23 1.800 4.26 0.80 -141 0.57 ! ! SIEMENS AG Semiconductor Group, Munich