! SIEMENS Discrete & RF Semiconductors ! BFP450 ! Si NPN RF SIEGET Grounded Emitter Transistor in SOT343 ! VCE = 2 V IC = 40 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 0.1483 -23.8 54.997 175.7 0.0022 85.5 0.9297 -5.4 0.020 0.1740 -45.3 54.053 171.5 0.0037 74.1 0.9212 -11.6 0.050 0.2752 -82.1 51.835 158.9 0.0092 71.1 0.8960 -29.2 0.100 0.4332 -112.0 44.797 141.8 0.0155 60.8 0.8044 -54.9 0.150 0.5408 -129.4 37.482 129.1 0.0198 52.8 0.7195 -75.0 0.200 0.5962 -140.8 31.378 120.1 0.0226 47.5 0.6481 -90.5 0.250 0.6334 -148.5 26.674 113.2 0.0244 45.6 0.6009 -103.4 0.300 0.6579 -154.3 23.024 107.5 0.0267 44.3 0.5673 -112.7 0.400 0.6845 -163.4 17.733 99.3 0.0287 43.3 0.5279 -128.4 0.500 0.6992 -169.0 14.424 93.7 0.0314 43.6 0.5031 -139.6 0.600 0.7024 -174.0 12.025 88.5 0.0339 44.3 0.4871 -147.5 0.700 0.7153 -177.2 10.321 85.2 0.0367 45.1 0.4854 -153.6 0.800 0.7210 179.1 8.979 81.6 0.0396 46.5 0.4886 -159.4 0.900 0.7253 176.5 7.979 78.8 0.0421 48.0 0.4860 -164.6 1.000 0.7327 174.5 7.176 75.8 0.0450 47.9 0.4806 -168.4 1.100 0.7374 171.7 6.436 73.4 0.0478 48.2 0.4851 -171.4 1.200 0.7415 169.2 5.842 71.1 0.0508 48.2 0.4962 -174.8 1.300 0.7367 167.6 5.376 69.2 0.0544 48.7 0.4961 -178.6 1.400 0.7431 165.2 4.966 67.2 0.0572 48.3 0.4906 178.8 1.500 0.7430 163.5 4.624 64.7 0.0596 48.4 0.4940 177.1 1.600 0.7517 161.8 4.308 62.8 0.0632 47.9 0.5061 174.6 1.700 0.7501 159.9 4.042 60.7 0.0665 47.7 0.5083 171.3 1.800 0.7476 158.4 3.793 58.8 0.0691 47.2 0.5018 169.2 1.900 0.7538 156.8 3.575 57.2 0.0724 46.5 0.5038 168.0 2.000 0.7541 154.9 3.383 55.3 0.0755 46.0 0.5150 166.1 2.200 0.7620 151.3 3.078 51.6 0.0820 44.7 0.5136 160.9 2.400 0.7615 148.2 2.791 48.3 0.0877 43.3 0.5271 158.8 2.600 0.7689 145.0 2.554 44.5 0.0941 41.7 0.5245 153.7 2.800 0.7738 141.8 2.381 41.2 0.0996 39.4 0.5411 151.9 3.000 0.7779 138.7 2.209 37.5 0.1054 37.3 0.5408 146.7 3.500 0.7942 130.6 1.864 29.2 0.1178 32.2 0.5553 140.2 4.000 0.8028 123.5 1.596 21.2 0.1293 27.3 0.5923 134.3 4.500 0.8153 116.8 1.385 13.6 0.1401 22.0 0.6219 126.5 5.000 0.8214 112.0 1.234 6.8 0.1485 17.1 0.6172 119.5 5.500 0.8364 106.8 1.121 -0.1 0.1581 12.8 0.6185 116.2 6.000 0.8281 102.0 1.018 -7.0 0.1649 7.9 0.6506 111.1 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 1.29 0.49 -172 0.07 0.900 1.31 0.50 -163 0.07 1.800 1.62 0.57 -153 0.09 2.400 1.78 0.60 -141 0.13 3.000 1.95 0.63 -136 0.19 4.000 2.16 0.66 -119 0.41 ! ! SIEMENS AG Semiconductor Group, Munich