! SIEMENS Discrete & RF Semiconductors ! BFP490 ! Si NPN RF SIEGET Grounded Emitter Transistor in SCT595 ! VCE = 3 V IC = 240 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 0.7058 -171.0 64.921 153.1 0.0036 36.8 0.4529 -87.9 0.020 0.8051 -170.1 51.726 133.9 0.0056 34.9 0.6543 -119.7 0.050 0.8950 -175.3 27.006 109.6 0.0067 27.5 0.8287 -153.2 0.100 0.9141 -179.2 14.218 98.3 0.0077 30.4 0.8664 -166.9 0.150 0.9172 178.0 9.534 92.3 0.0086 38.5 0.8719 -172.8 0.200 0.9206 176.4 7.169 89.8 0.0096 44.0 0.8804 -175.5 0.250 0.9206 175.0 5.701 87.0 0.0110 48.2 0.8806 -177.8 0.300 0.9200 173.3 4.734 85.1 0.0123 51.3 0.8783 -179.5 0.400 0.9178 170.4 3.527 81.3 0.0150 55.4 0.8799 177.9 0.500 0.9179 168.0 2.785 78.5 0.0180 57.6 0.8822 175.8 0.600 0.9187 165.6 2.310 75.8 0.0208 58.8 0.8855 173.9 0.700 0.9172 163.2 1.965 73.5 0.0239 60.0 0.8854 172.4 0.800 0.9191 160.9 1.707 71.3 0.0266 59.6 0.8853 170.9 0.900 0.9218 159.0 1.506 69.3 0.0294 59.3 0.8867 169.6 1.000 0.9189 156.7 1.354 66.9 0.0322 58.7 0.8899 168.2 1.100 0.9212 154.5 1.223 64.7 0.0349 58.0 0.8885 166.6 1.200 0.9259 152.5 1.114 62.6 0.0378 57.3 0.8900 165.7 1.300 0.9254 150.8 1.034 60.8 0.0403 56.7 0.8918 164.6 1.400 0.9271 148.8 0.954 59.0 0.0427 55.8 0.8927 163.4 1.500 0.9256 147.1 0.888 57.2 0.0451 55.0 0.8902 162.3 1.600 0.9272 145.3 0.835 55.3 0.0478 53.9 0.8885 161.5 1.700 0.9243 143.7 0.783 53.3 0.0502 53.0 0.8941 160.4 1.800 0.9263 142.1 0.741 52.0 0.0530 52.0 0.8947 159.3 1.900 0.9273 140.5 0.705 50.0 0.0557 51.1 0.8916 158.5 2.000 0.9230 138.8 0.667 48.5 0.0579 49.8 0.8923 157.6 2.200 0.9236 135.7 0.611 44.8 0.0627 47.9 0.8919 155.4 2.400 0.9207 132.3 0.560 41.4 0.0680 45.1 0.8916 153.5 2.600 0.9258 129.2 0.537 38.4 0.0722 43.0 0.8923 151.1 2.800 0.9239 126.2 0.501 34.4 0.0768 40.5 0.8939 149.2 3.000 0.9196 122.8 0.466 31.1 0.0813 37.6 0.8885 146.6 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 2.61 0.81 -168 0.07 0.900 3.41 0.76 -156 0.20 1.800 3.98 0.79 -141 0.52 ! ! SIEMENS AG Semiconductor Group, Munich