! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 0.75 V IC = 0.9 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 0.9614 -0.9 3.122 179.7 0.0014 86.1 0.9988 -0.3 0.020 0.9633 -1.3 3.105 179.4 0.0031 84.4 0.9960 -0.6 0.050 0.9646 -3.1 3.114 176.9 0.0079 91.4 0.9972 -1.7 0.100 0.9509 -6.8 3.101 173.8 0.0151 84.1 0.9980 -3.4 0.150 0.9534 -10.3 3.082 170.4 0.0230 82.1 0.9933 -5.1 0.200 0.9480 -13.9 3.104 167.2 0.0305 80.1 0.9911 -6.9 0.250 0.9475 -17.5 3.084 163.9 0.0374 78.0 0.9864 -8.6 0.300 0.9414 -20.8 3.057 161.4 0.0448 76.1 0.9829 -10.2 0.400 0.9175 -27.3 3.045 154.4 0.0589 71.4 0.9722 -13.5 0.500 0.8910 -34.2 2.957 148.2 0.0720 66.4 0.9576 -16.7 0.600 0.8671 -40.6 2.892 142.6 0.0846 62.4 0.9429 -19.8 0.700 0.8446 -47.1 2.792 136.8 0.0956 58.3 0.9255 -22.6 0.800 0.8061 -53.5 2.757 131.1 0.1054 54.2 0.9073 -25.3 0.900 0.7772 -60.2 2.688 125.7 0.1149 50.5 0.8863 -27.9 1.000 0.7484 -66.3 2.585 120.6 0.1231 46.9 0.8669 -30.4 1.100 0.7155 -72.2 2.524 115.4 0.1310 43.5 0.8474 -32.7 1.200 0.6865 -78.0 2.421 111.0 0.1380 39.9 0.8309 -35.1 1.300 0.6588 -84.1 2.344 106.3 0.1437 37.2 0.8132 -37.0 1.400 0.6235 -89.8 2.271 101.9 0.1488 34.2 0.7957 -39.1 1.500 0.6021 -96.8 2.226 97.2 0.1535 31.8 0.7763 -40.8 1.600 0.5671 -102.5 2.142 93.1 0.1577 29.5 0.7646 -42.4 1.700 0.5410 -109.5 2.094 88.9 0.1603 26.9 0.7439 -44.3 1.800 0.5180 -116.2 2.033 84.4 0.1637 25.0 0.7303 -45.7 1.900 0.5017 -122.5 1.969 80.8 0.1662 22.5 0.7138 -47.5 2.000 0.4795 -128.4 1.900 76.9 0.1692 20.8 0.7030 -48.8 2.200 0.4455 -142.0 1.789 69.3 0.1729 16.8 0.6786 -52.0 2.400 0.4236 -155.0 1.684 62.6 0.1762 13.0 0.6568 -55.1 2.600 0.4137 -169.1 1.590 56.0 0.1767 10.2 0.6336 -57.7 2.800 0.4080 178.5 1.502 49.3 0.1788 7.2 0.6201 -60.6 3.000 0.4125 165.8 1.435 42.9 0.1791 4.1 0.6025 -63.6 3.500 0.4449 139.7 1.251 28.6 0.1813 -1.7 0.5809 -71.2 4.000 0.4915 121.4 1.101 15.5 0.1783 -7.3 0.5607 -80.0 4.500 0.5389 107.1 0.971 3.7 0.1734 -12.4 0.5507 -89.7 5.000 0.5764 96.5 0.864 -5.8 0.1637 -14.2 0.5469 -99.2 5.500 0.6174 87.9 0.778 -15.9 0.1641 -15.9 0.5545 -109.9 6.000 0.6524 80.8 0.696 -24.8 0.1624 -17.5 0.5643 -120.4 ! ! SIEMENS AG Semiconductor Group, Munich