! SIEMENS Discrete & RF Semiconductors ! BFP490 ! Si NPN RF SIEGET Grounded Emitter Transistor in SCT595 ! VCE = 0.5 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 0.8084 -169.7 45.644 135.6 0.0047 45.1 0.6936 -113.8 0.020 0.8940 -171.9 33.113 116.1 0.0063 30.7 0.8440 -142.3 0.050 0.9325 -177.5 15.561 99.6 0.0067 23.4 0.9114 -165.2 0.100 0.9366 179.5 7.961 93.2 0.0074 31.5 0.9214 -173.3 0.150 0.9342 177.2 5.299 89.1 0.0083 39.7 0.9198 -177.2 0.200 0.9399 175.7 3.984 87.5 0.0095 44.8 0.9266 -178.8 0.250 0.9378 174.3 3.171 85.3 0.0110 50.0 0.9247 179.4 0.300 0.9371 172.8 2.629 83.8 0.0123 53.3 0.9227 178.2 0.400 0.9340 170.0 1.966 80.6 0.0150 57.1 0.9228 176.1 0.500 0.9337 167.5 1.560 78.1 0.0182 58.4 0.9250 174.2 0.600 0.9321 165.2 1.299 75.8 0.0212 59.7 0.9269 172.6 0.700 0.9327 162.8 1.109 73.7 0.0243 60.6 0.9268 171.2 0.800 0.9344 160.8 0.969 71.6 0.0272 60.6 0.9259 169.8 0.900 0.9352 158.7 0.858 69.8 0.0300 60.1 0.9267 168.5 1.000 0.9334 156.5 0.776 67.4 0.0328 59.3 0.9285 167.1 1.100 0.9350 154.3 0.706 65.0 0.0355 58.5 0.9285 165.6 1.200 0.9402 152.2 0.649 63.2 0.0385 57.8 0.9279 164.7 1.300 0.9393 150.4 0.606 61.7 0.0411 56.9 0.9299 163.6 1.400 0.9395 148.6 0.558 59.7 0.0438 55.9 0.9298 162.4 1.500 0.9396 146.8 0.524 57.9 0.0462 55.1 0.9287 161.4 1.600 0.9382 145.0 0.495 56.0 0.0488 54.0 0.9246 160.5 1.700 0.9354 143.4 0.467 54.2 0.0514 52.8 0.9298 159.5 1.800 0.9391 141.9 0.446 53.0 0.0540 51.5 0.9308 158.4 1.900 0.9398 140.3 0.426 51.5 0.0568 51.1 0.9279 157.6 2.000 0.9356 138.5 0.407 49.7 0.0592 49.4 0.9278 156.6 2.200 0.9354 135.2 0.378 46.0 0.0642 47.4 0.9268 154.4 2.400 0.9304 132.2 0.352 42.5 0.0693 44.8 0.9254 152.5 2.600 0.9385 128.9 0.342 39.5 0.0737 42.2 0.9256 150.2 2.800 0.9345 125.8 0.318 35.9 0.0787 39.9 0.9271 148.2 3.000 0.9320 122.4 0.306 33.1 0.0831 36.5 0.9207 145.5 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 1.81 0.85 -168 0.06 0.900 3.25 0.79 -157 0.17 ! ! SIEMENS AG Semiconductor Group, Munich