! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 1.75 V IC = 2.5 mA ! Common Emitter S-Parameters: March 1996 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.8998 -1.2 7.567 179.2 0.0010 86.8 0.9952 -0.4 0.020 0.9027 -2.2 7.551 178.7 0.0028 86.8 0.9926 -0.9 0.050 0.9020 -5.3 7.595 175.4 0.0062 87.4 0.9925 -2.4 0.100 0.8888 -10.7 7.495 171.0 0.0123 79.4 0.9925 -4.8 0.150 0.8819 -15.9 7.425 166.4 0.0184 79.5 0.9827 -7.1 0.200 0.8697 -21.4 7.405 161.9 0.0245 77.2 0.9748 -9.5 0.250 0.8595 -26.7 7.224 157.4 0.0299 74.9 0.9628 -11.8 0.300 0.8401 -31.5 7.113 153.9 0.0352 71.2 0.9515 -13.8 0.400 0.7997 -41.3 6.861 144.9 0.0456 66.1 0.9217 -17.8 0.500 0.7481 -51.0 6.482 137.2 0.0534 60.7 0.8888 -21.4 0.600 0.7021 -59.2 6.119 130.6 0.0611 56.5 0.8566 -24.4 0.700 0.6628 -68.1 5.724 124.2 0.0668 52.9 0.8263 -27.0 0.800 0.6114 -75.7 5.436 118.1 0.0724 49.3 0.7977 -29.2 0.900 0.5696 -83.8 5.127 112.6 0.0773 46.2 0.7694 -31.2 1.000 0.5306 -91.6 4.804 107.5 0.0807 43.7 0.7441 -33.1 1.100 0.4984 -98.9 4.566 102.5 0.0847 41.4 0.7217 -34.7 1.200 0.4656 -106.0 4.284 98.5 0.0877 39.4 0.7033 -36.2 1.300 0.4439 -113.3 4.037 94.3 0.0905 37.7 0.6852 -37.6 1.400 0.4112 -120.1 3.842 90.4 0.0933 36.1 0.6694 -38.9 1.500 0.3982 -127.9 3.661 86.3 0.0962 35.0 0.6560 -40.0 1.600 0.3774 -134.7 3.471 82.8 0.0984 33.7 0.6442 -41.2 1.700 0.3608 -142.4 3.314 79.2 0.1005 32.5 0.6308 -42.5 1.800 0.3507 -150.4 3.170 75.7 0.1024 31.7 0.6193 -43.5 1.900 0.3453 -157.8 3.034 72.5 0.1047 30.4 0.6091 -44.8 2.000 0.3343 -164.4 2.894 69.5 0.1066 29.7 0.6003 -45.9 2.200 0.3298 -178.4 2.664 63.3 0.1106 27.9 0.5843 -48.5 2.400 0.3327 168.8 2.471 57.8 0.1140 26.3 0.5683 -51.0 2.600 0.3473 157.1 2.294 52.4 0.1175 24.8 0.5534 -53.6 2.800 0.3605 146.9 2.140 46.8 0.1210 23.4 0.5422 -56.3 3.000 0.3790 137.5 2.014 41.7 0.1241 21.9 0.5294 -59.1 3.500 0.4355 119.0 1.728 29.7 0.1331 18.5 0.5098 -66.7 4.000 0.4904 106.2 1.506 18.4 0.1402 14.8 0.4900 -75.4 4.500 0.5389 95.2 1.323 7.9 0.1458 11.2 0.4752 -85.0 5.000 0.5723 87.7 1.175 -0.7 0.1496 9.8 0.4687 -94.0 5.500 0.6098 81.0 1.062 -10.1 0.1596 6.5 0.4730 -104.6 6.000 0.6462 74.9 0.957 -18.7 0.1654 3.4 0.4801 -115.0 ! ! SIEMENS AG Semiconductor Group, Munich