! SIEMENS Discrete & RF Semiconductors ! BFP490 ! Si NPN RF SIEGET Grounded Emitter Transistor in SCT595 ! VCE = 2 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 0.7242 -167.7 74.685 145.6 0.0036 55.8 0.6739 -84.3 0.020 0.8441 -169.4 54.125 124.7 0.0052 40.9 0.8002 -120.8 0.050 0.9151 -176.1 25.464 103.9 0.0062 31.1 0.8778 -155.3 0.100 0.9230 -179.9 13.103 95.4 0.0070 34.4 0.8905 -168.1 0.150 0.9237 177.8 8.730 90.4 0.0078 42.9 0.8911 -173.7 0.200 0.9258 176.1 6.556 88.5 0.0091 48.1 0.8977 -176.1 0.250 0.9253 174.7 5.221 86.0 0.0105 52.0 0.8970 -178.4 0.300 0.9257 173.0 4.321 84.3 0.0120 55.3 0.8939 -179.9 0.400 0.9240 170.2 3.223 80.8 0.0146 58.8 0.8947 177.6 0.500 0.9232 167.8 2.547 78.3 0.0179 60.3 0.8981 175.4 0.600 0.9220 165.4 2.115 75.8 0.0209 61.6 0.9001 173.6 0.700 0.9218 163.0 1.803 73.7 0.0239 62.2 0.9009 172.1 0.800 0.9243 160.9 1.567 71.6 0.0267 61.6 0.8997 170.7 0.900 0.9273 158.9 1.385 69.6 0.0295 61.3 0.9020 169.3 1.000 0.9233 156.7 1.244 67.5 0.0325 60.1 0.9040 167.8 1.100 0.9266 154.4 1.126 65.2 0.0351 59.4 0.9031 166.4 1.200 0.9286 152.4 1.029 63.1 0.0378 58.5 0.9029 165.4 1.300 0.9284 150.7 0.957 61.6 0.0403 57.8 0.9053 164.3 1.400 0.9309 148.8 0.878 59.8 0.0431 57.0 0.9064 163.1 1.500 0.9315 147.0 0.820 57.9 0.0456 56.0 0.9039 162.1 1.600 0.9293 145.2 0.772 56.3 0.0480 54.8 0.9009 161.3 1.700 0.9257 143.5 0.725 54.0 0.0509 53.7 0.9069 160.2 1.800 0.9284 142.0 0.684 52.9 0.0534 52.3 0.9082 159.1 1.900 0.9315 140.5 0.656 51.3 0.0560 51.9 0.9052 158.2 2.000 0.9278 138.5 0.620 49.7 0.0584 50.2 0.9048 157.3 2.200 0.9249 135.5 0.569 46.2 0.0634 48.3 0.9044 155.0 2.400 0.9241 132.4 0.528 42.0 0.0683 45.6 0.9035 153.2 2.600 0.9285 129.1 0.502 39.1 0.0729 43.2 0.9035 150.8 2.800 0.9273 126.0 0.471 35.2 0.0775 40.7 0.9052 148.9 3.000 0.9238 122.7 0.437 32.9 0.0820 37.9 0.9012 146.3 ! ! 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