! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 0.5 V IC = 1 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 0.9567 -0.9 3.410 179.6 0.0015 87.3 0.9973 -0.3 0.020 0.9622 -1.7 3.427 179.3 0.0034 86.5 0.9918 -0.7 0.050 0.9594 -3.5 3.452 176.5 0.0088 88.1 0.9960 -2.0 0.100 0.9461 -8.0 3.392 173.0 0.0179 83.7 0.9975 -4.1 0.150 0.9504 -11.7 3.409 169.4 0.0264 81.3 0.9914 -6.0 0.200 0.9397 -15.6 3.422 165.8 0.0349 79.6 0.9873 -8.1 0.250 0.9368 -19.3 3.351 162.3 0.0435 76.7 0.9813 -10.0 0.300 0.9274 -23.0 3.333 159.5 0.0516 74.2 0.9755 -11.9 0.400 0.9028 -30.8 3.303 151.9 0.0678 69.4 0.9604 -15.7 0.500 0.8697 -38.2 3.200 145.1 0.0826 64.2 0.9412 -19.3 0.600 0.8398 -45.1 3.112 139.2 0.0964 59.5 0.9220 -22.7 0.700 0.8150 -52.1 2.984 133.1 0.1081 55.3 0.8987 -25.9 0.800 0.7725 -59.3 2.923 127.1 0.1187 51.0 0.8757 -28.7 0.900 0.7413 -66.0 2.828 121.3 0.1285 46.9 0.8499 -31.6 1.000 0.7099 -72.7 2.705 116.1 0.1365 43.2 0.8266 -34.3 1.100 0.6734 -79.2 2.618 110.9 0.1443 39.9 0.8042 -36.7 1.200 0.6418 -85.4 2.507 106.2 0.1514 36.2 0.7845 -39.2 1.300 0.6150 -92.2 2.416 101.5 0.1566 33.5 0.7641 -41.1 1.400 0.5824 -97.9 2.326 96.9 0.1619 30.7 0.7443 -43.2 1.500 0.5558 -105.3 2.262 92.4 0.1652 28.2 0.7241 -44.8 1.600 0.5285 -111.9 2.171 88.2 0.1695 26.0 0.7098 -46.4 1.700 0.5070 -119.0 2.109 83.9 0.1719 23.6 0.6879 -48.3 1.800 0.4813 -126.0 2.040 79.5 0.1745 21.9 0.6728 -49.6 1.900 0.4671 -132.2 1.969 75.9 0.1771 19.2 0.6572 -51.5 2.000 0.4456 -139.0 1.890 72.1 0.1794 17.8 0.6454 -52.7 2.200 0.4212 -152.8 1.772 64.7 0.1830 13.9 0.6203 -56.0 2.400 0.4082 -166.1 1.664 58.1 0.1861 10.3 0.5984 -59.0 2.600 0.4061 -179.4 1.567 51.6 0.1857 7.7 0.5748 -61.6 2.800 0.4076 168.7 1.474 44.9 0.1881 5.0 0.5618 -64.6 3.000 0.4166 156.6 1.404 38.8 0.1884 2.0 0.5438 -67.6 3.500 0.4541 133.0 1.221 24.7 0.1913 -3.3 0.5233 -75.4 4.000 0.5042 116.5 1.071 12.0 0.1885 -8.8 0.5033 -84.6 4.500 0.5511 103.3 0.942 0.5 0.1846 -14.0 0.4952 -94.8 5.000 0.5845 93.8 0.838 -8.8 0.1750 -16.1 0.4922 -104.5 5.500 0.6253 85.6 0.758 -18.7 0.1756 -18.2 0.5023 -115.5 6.000 0.6570 78.9 0.683 -27.6 0.1738 -20.2 0.5144 -126.2 ! ! SIEMENS AG Semiconductor Group, Munich