! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 4 V IC = 0.8 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 0.9683 -0.7 2.780 179.7 0.0011 85.5 0.9997 -0.2 0.020 0.9791 -1.4 2.822 179.3 0.0021 89.0 0.9999 -0.6 0.050 0.9680 -2.6 2.808 177.2 0.0063 92.2 0.9968 -1.4 0.100 0.9656 -6.0 2.756 174.6 0.0119 84.0 0.9989 -2.8 0.150 0.9626 -8.8 2.789 171.7 0.0184 84.4 0.9950 -4.1 0.200 0.9558 -11.5 2.778 168.8 0.0239 82.5 0.9936 -5.6 0.250 0.9580 -14.5 2.744 166.1 0.0294 80.4 0.9908 -7.0 0.300 0.9485 -17.3 2.773 163.9 0.0356 77.8 0.9891 -8.3 0.400 0.9345 -23.2 2.758 157.7 0.0470 74.3 0.9815 -11.0 0.500 0.9141 -28.9 2.679 152.1 0.0574 70.0 0.9726 -13.7 0.600 0.8973 -34.3 2.653 147.1 0.0685 66.2 0.9628 -16.3 0.700 0.8813 -40.1 2.595 141.8 0.0775 62.8 0.9500 -18.8 0.800 0.8502 -45.7 2.572 136.8 0.0862 58.9 0.9383 -21.2 0.900 0.8246 -51.0 2.516 131.8 0.0952 55.4 0.9242 -23.5 1.000 0.7981 -56.6 2.429 127.3 0.1027 52.1 0.9113 -25.7 1.100 0.7718 -62.1 2.400 122.4 0.1103 49.0 0.8963 -27.8 1.200 0.7424 -67.3 2.325 118.1 0.1167 45.6 0.8842 -30.0 1.300 0.7175 -73.1 2.272 113.7 0.1225 42.8 0.8689 -31.9 1.400 0.6840 -78.0 2.221 109.4 0.1280 40.2 0.8554 -33.8 1.500 0.6571 -84.1 2.199 104.9 0.1322 37.6 0.8389 -35.6 1.600 0.6256 -89.0 2.128 100.8 0.1371 35.2 0.8280 -37.2 1.700 0.6031 -95.2 2.082 96.7 0.1404 32.7 0.8112 -39.1 1.800 0.5738 -101.0 2.026 92.3 0.1441 30.7 0.7989 -40.5 1.900 0.5552 -107.1 1.983 88.7 0.1475 28.2 0.7866 -42.3 2.000 0.5243 -112.4 1.923 84.8 0.1510 26.2 0.7763 -43.6 2.200 0.4805 -125.3 1.829 77.2 0.1551 22.1 0.7522 -46.9 2.400 0.4508 -137.3 1.731 70.4 0.1592 18.3 0.7322 -49.8 2.600 0.4257 -151.7 1.651 63.9 0.1606 15.2 0.7076 -52.6 2.800 0.4082 -164.1 1.563 56.8 0.1638 11.7 0.6962 -55.4 3.000 0.4023 -177.8 1.502 50.4 0.1640 8.7 0.6771 -58.3 3.500 0.4147 152.6 1.323 35.5 0.1662 2.0 0.6548 -65.5 4.000 0.4587 130.6 1.171 22.0 0.1629 -3.7 0.6325 -73.9 4.500 0.5058 114.2 1.029 9.8 0.1583 -8.8 0.6224 -83.0 5.000 0.5482 101.6 0.917 -0.3 0.1490 -10.5 0.6147 -92.0 5.500 0.5898 92.2 0.826 -10.4 0.1488 -11.7 0.6177 -102.0 6.000 0.6299 84.5 0.742 -19.7 0.1477 -13.1 0.6263 -112.2 ! ! SIEMENS AG Semiconductor Group, Munich