! SIEMENS Discrete & RF Semiconductors ! BFP450 ! Si NPN RF SIEGET Grounded Emitter Transistor in SOT343 ! VCE = 1 V IC = 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 0.8965 -2.7 6.970 178.6 0.0039 86.3 0.9979 -1.5 0.020 0.9010 -5.4 6.881 177.0 0.0076 88.1 0.9844 -3.0 0.050 0.8945 -13.1 6.899 171.4 0.0197 81.2 0.9882 -7.5 0.100 0.8902 -25.8 6.796 163.6 0.0379 75.3 0.9705 -14.9 0.150 0.8837 -38.4 6.599 155.3 0.0553 67.3 0.9466 -22.1 0.200 0.8747 -49.9 6.289 147.7 0.0706 60.9 0.9126 -28.5 0.250 0.8593 -60.7 5.997 140.9 0.0834 54.9 0.8744 -35.0 0.300 0.8570 -70.6 5.709 134.0 0.0951 49.0 0.8388 -40.3 0.400 0.8346 -88.4 5.030 122.1 0.1116 39.1 0.7629 -50.4 0.500 0.8116 -102.2 4.394 112.8 0.1227 31.1 0.6923 -58.6 0.600 0.8001 -114.5 3.912 104.1 0.1290 24.2 0.6351 -65.3 0.700 0.7987 -124.2 3.455 97.7 0.1333 18.8 0.5935 -71.5 0.800 0.7926 -133.2 3.097 91.3 0.1360 14.2 0.5574 -77.7 0.900 0.7894 -139.8 2.798 86.1 0.1369 10.0 0.5206 -83.0 1.000 0.7944 -146.2 2.549 81.1 0.1375 6.6 0.4972 -87.2 1.100 0.7924 -152.2 2.317 76.5 0.1368 3.1 0.4848 -91.7 1.200 0.7977 -157.0 2.118 72.5 0.1363 0.4 0.4744 -96.9 1.300 0.7933 -161.2 1.957 69.0 0.1348 -1.9 0.4528 -101.4 1.400 0.7952 -165.2 1.813 65.3 0.1325 -4.2 0.4430 -104.4 1.500 0.7979 -168.8 1.694 61.6 0.1300 -6.4 0.4412 -108.4 1.600 0.8028 -172.7 1.583 58.3 0.1281 -8.1 0.4402 -112.9 1.700 0.8068 -175.9 1.498 55.2 0.1253 -9.6 0.4281 -117.4 1.800 0.8040 -179.3 1.407 52.1 0.1232 -10.9 0.4199 -119.5 1.900 0.8107 177.9 1.328 49.3 0.1204 -12.3 0.4280 -122.5 2.000 0.8111 175.0 1.266 46.3 0.1182 -13.4 0.4314 -126.6 2.200 0.8203 169.8 1.153 40.9 0.1129 -15.4 0.4230 -132.8 2.400 0.8202 164.8 1.046 35.7 0.1071 -16.9 0.4456 -139.0 2.600 0.8289 160.2 0.957 30.5 0.1017 -17.4 0.4367 -145.5 2.800 0.8346 155.8 0.893 25.8 0.0971 -18.0 0.4642 -150.9 3.000 0.8399 151.6 0.831 20.7 0.0920 -17.8 0.4590 -157.4 3.500 0.8573 140.8 0.694 9.6 0.0827 -13.9 0.4992 -169.6 4.000 0.8640 131.9 0.585 -0.2 0.0784 -6.1 0.5606 177.6 4.500 0.8758 123.7 0.500 -8.6 0.0818 1.3 0.6101 164.8 5.000 0.8832 117.4 0.436 -15.3 0.0906 6.4 0.6287 154.3 5.500 0.8975 111.3 0.388 -20.6 0.1030 9.0 0.6636 147.1 6.000 0.8866 105.5 0.341 -25.9 0.1155 8.5 0.7141 137.8 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 0.95 0.34 56 0.19 0.900 0.97 0.46 112 0.13 ! ! SIEMENS AG Semiconductor Group, Munich