! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 1 V IC = 0.25 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 0.9902 -0.5 0.955 180.0 0.0014 90.4 0.9999 -0.2 0.020 0.9933 -0.8 0.957 179.9 0.0029 92.9 0.9980 -0.4 0.050 0.9929 -2.0 0.964 177.5 0.0073 92.2 0.9976 -1.2 0.100 0.9835 -4.5 0.955 175.1 0.0141 85.3 0.9993 -2.3 0.150 0.9866 -6.6 0.953 172.7 0.0211 84.5 0.9971 -3.3 0.200 0.9802 -8.8 0.967 170.0 0.0280 83.2 0.9972 -4.5 0.250 0.9845 -10.9 0.963 167.4 0.0352 81.4 0.9969 -5.7 0.300 0.9809 -13.3 0.964 165.6 0.0424 80.3 0.9959 -6.9 0.400 0.9770 -17.3 0.964 159.8 0.0563 76.7 0.9931 -9.1 0.500 0.9651 -22.1 0.957 154.5 0.0694 73.1 0.9893 -11.3 0.600 0.9525 -26.1 0.963 150.1 0.0830 69.6 0.9855 -13.6 0.700 0.9485 -30.5 0.942 145.1 0.0955 66.5 0.9783 -15.9 0.800 0.9304 -35.0 0.942 140.5 0.1080 63.1 0.9741 -18.0 0.900 0.9168 -39.4 0.937 135.7 0.1203 59.5 0.9663 -20.2 1.000 0.9030 -44.0 0.934 131.4 0.1314 56.5 0.9593 -22.3 1.100 0.8877 -48.5 0.940 126.4 0.1429 53.3 0.9521 -24.4 1.200 0.8718 -53.0 0.928 122.3 0.1535 49.8 0.9453 -26.7 1.300 0.8570 -57.7 0.927 117.7 0.1628 46.8 0.9358 -28.7 1.400 0.8303 -62.3 0.921 113.4 0.1717 43.8 0.9262 -30.7 1.500 0.8144 -67.2 0.926 108.9 0.1807 41.0 0.9162 -32.5 1.600 0.7918 -71.1 0.914 104.4 0.1891 38.4 0.9087 -34.4 1.700 0.7733 -76.7 0.911 100.2 0.1967 35.3 0.8965 -36.3 1.800 0.7478 -81.9 0.916 95.0 0.2041 32.8 0.8879 -37.9 1.900 0.7308 -87.2 0.917 91.4 0.2104 29.6 0.8771 -40.0 2.000 0.7060 -92.0 0.908 86.8 0.2174 27.2 0.8695 -41.5 2.200 0.6633 -102.6 0.883 78.1 0.2279 21.7 0.8497 -45.2 2.400 0.6241 -113.7 0.879 70.3 0.2362 16.2 0.8291 -48.8 2.600 0.5926 -125.5 0.852 62.9 0.2415 11.7 0.8065 -51.8 2.800 0.5567 -137.7 0.838 54.6 0.2480 6.4 0.7958 -55.1 3.000 0.5336 -150.1 0.820 47.0 0.2504 1.3 0.7796 -58.5 3.500 0.5015 179.1 0.759 29.3 0.2549 -10.1 0.7632 -66.5 4.000 0.5182 152.5 0.694 13.4 0.2403 -20.5 0.7381 -75.7 4.500 0.5546 130.6 0.626 -0.4 0.2236 -30.2 0.7319 -85.6 5.000 0.5891 115.3 0.554 -11.3 0.1957 -36.8 0.7312 -95.4 5.500 0.6326 102.8 0.500 -22.1 0.1776 -40.4 0.7389 -106.1 6.000 0.6716 92.6 0.449 -30.6 0.1591 -43.1 0.7504 -116.8 ! ! SIEMENS AG Semiconductor Group, Munich