! SIEMENS Discrete & RF Semiconductors ! BFP450 ! Si NPN RF SIEGET Grounded Emitter Transistor in SOT343 ! VCE = 1.75 V IC = 1.2 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 0.9362 -2.2 4.338 178.9 0.0036 87.1 0.9995 -1.1 0.020 0.9358 -4.4 4.274 177.7 0.0067 83.5 0.9934 -2.0 0.050 0.9330 -10.6 4.305 172.8 0.0171 82.8 0.9932 -5.2 0.100 0.9308 -20.5 4.264 166.2 0.0330 78.4 0.9821 -10.4 0.150 0.9301 -31.2 4.207 159.2 0.0492 71.2 0.9705 -15.5 0.200 0.9209 -40.4 4.060 152.3 0.0635 65.3 0.9510 -20.2 0.250 0.9134 -50.0 3.937 146.3 0.0766 60.3 0.9285 -25.1 0.300 0.9097 -59.0 3.817 139.9 0.0884 54.6 0.9043 -29.2 0.400 0.8887 -75.3 3.477 128.2 0.1073 44.9 0.8511 -37.3 0.500 0.8665 -88.7 3.122 118.6 0.1210 36.6 0.7968 -44.1 0.600 0.8548 -101.1 2.845 109.6 0.1309 29.2 0.7491 -49.9 0.700 0.8443 -111.5 2.553 102.5 0.1372 23.2 0.7109 -55.4 0.800 0.8368 -120.9 2.323 95.5 0.1410 17.8 0.6742 -60.8 0.900 0.8336 -128.2 2.113 89.7 0.1435 13.0 0.6381 -65.5 1.000 0.8358 -135.5 1.943 84.2 0.1447 8.8 0.6139 -69.4 1.100 0.8263 -142.1 1.777 78.9 0.1452 4.8 0.5985 -73.7 1.200 0.8279 -147.7 1.630 74.4 0.1446 1.5 0.5829 -78.5 1.300 0.8259 -152.3 1.512 70.5 0.1431 -1.5 0.5589 -82.4 1.400 0.8249 -157.1 1.406 66.4 0.1412 -4.5 0.5467 -85.6 1.500 0.8284 -161.0 1.317 62.4 0.1387 -7.0 0.5408 -89.5 1.600 0.8347 -165.3 1.235 58.6 0.1364 -9.3 0.5360 -93.8 1.700 0.8326 -169.0 1.165 55.3 0.1337 -11.4 0.5192 -97.7 1.800 0.8317 -172.8 1.098 51.8 0.1304 -13.4 0.5101 -100.0 1.900 0.8382 -175.9 1.037 49.0 0.1273 -15.2 0.5151 -103.4 2.000 0.8380 -179.2 0.992 45.6 0.1247 -17.0 0.5147 -107.6 2.200 0.8443 174.7 0.901 39.9 0.1181 -19.8 0.5005 -113.8 2.400 0.8445 169.4 0.820 34.4 0.1102 -22.2 0.5175 -120.9 2.600 0.8497 164.3 0.750 28.8 0.1026 -23.5 0.5026 -127.3 2.800 0.8563 159.4 0.699 23.9 0.0961 -24.7 0.5279 -133.7 3.000 0.8607 154.9 0.649 18.6 0.0889 -25.1 0.5178 -140.4 3.500 0.8772 143.6 0.543 7.5 0.0737 -20.7 0.5534 -154.8 4.000 0.8831 134.1 0.456 -1.9 0.0654 -8.8 0.6078 -170.0 4.500 0.8925 125.3 0.388 -9.5 0.0687 4.0 0.6495 175.4 5.000 0.8973 118.7 0.339 -14.7 0.0796 12.4 0.6655 163.6 5.500 0.9092 112.2 0.301 -19.7 0.0953 15.2 0.6994 154.8 6.000 0.9001 106.4 0.268 -23.0 0.1103 14.9 0.7461 144.4 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 1.05 0.43 57 0.28 0.900 1.09 0.56 105 0.21 ! ! SIEMENS AG Semiconductor Group, Munich