! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 1.75 V IC = 0.4 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 0.9824 -0.6 1.481 179.9 0.0013 90.0 0.9994 -0.2 0.020 0.9886 -0.9 1.478 179.7 0.0031 84.9 0.9990 -0.5 0.050 0.9833 -2.4 1.475 177.4 0.0076 91.0 0.9985 -1.4 0.100 0.9804 -5.2 1.470 174.8 0.0150 83.5 0.9978 -2.7 0.150 0.9786 -7.9 1.463 172.2 0.0228 83.6 0.9968 -3.9 0.200 0.9751 -10.8 1.472 169.3 0.0304 82.0 0.9964 -5.3 0.250 0.9753 -13.5 1.469 166.6 0.0375 80.2 0.9937 -6.7 0.300 0.9716 -16.0 1.466 164.6 0.0453 78.3 0.9930 -8.0 0.400 0.9667 -21.2 1.458 158.6 0.0597 74.4 0.9890 -10.6 0.500 0.9485 -26.9 1.450 153.2 0.0737 70.6 0.9833 -13.1 0.600 0.9372 -32.0 1.449 148.3 0.0878 66.5 0.9766 -15.8 0.700 0.9301 -37.5 1.408 143.2 0.1006 63.0 0.9677 -18.2 0.800 0.9058 -42.4 1.409 138.3 0.1128 59.0 0.9589 -20.7 0.900 0.8912 -47.9 1.392 133.2 0.1248 55.2 0.9481 -23.1 1.000 0.8721 -53.6 1.376 128.6 0.1355 51.9 0.9370 -25.4 1.100 0.8528 -58.9 1.374 123.5 0.1460 48.3 0.9268 -27.7 1.200 0.8330 -64.1 1.345 119.2 0.1555 44.4 0.9167 -30.2 1.300 0.8122 -69.9 1.333 114.5 0.1637 41.3 0.9035 -32.3 1.400 0.7879 -75.3 1.309 109.9 0.1715 38.0 0.8898 -34.5 1.500 0.7703 -81.3 1.304 105.3 0.1783 35.1 0.8763 -36.4 1.600 0.7441 -85.9 1.273 100.8 0.1855 32.3 0.8674 -38.2 1.700 0.7292 -92.3 1.261 96.6 0.1911 29.1 0.8525 -40.3 1.800 0.7013 -98.7 1.256 91.6 0.1962 26.6 0.8403 -41.9 1.900 0.6842 -104.8 1.246 87.5 0.2010 23.3 0.8278 -44.0 2.000 0.6587 -110.3 1.216 83.2 0.2050 20.9 0.8176 -45.5 2.200 0.6249 -122.4 1.161 74.7 0.2111 15.4 0.7955 -49.1 2.400 0.5922 -135.2 1.132 67.0 0.2143 10.1 0.7731 -52.6 2.600 0.5743 -147.9 1.081 59.6 0.2153 5.9 0.7504 -55.6 2.800 0.5555 -160.5 1.046 51.7 0.2167 1.1 0.7391 -58.9 3.000 0.5469 -172.9 1.003 44.6 0.2145 -3.6 0.7231 -62.2 3.500 0.5485 158.3 0.897 27.8 0.2080 -13.0 0.7087 -70.3 4.000 0.5820 136.3 0.796 13.3 0.1874 -20.5 0.6896 -79.9 4.500 0.6209 118.4 0.703 0.7 0.1671 -26.2 0.6885 -90.4 5.000 0.6579 105.2 0.617 -9.6 0.1442 -28.2 0.6886 -101.3 5.500 0.6893 94.8 0.544 -18.9 0.1287 -25.0 0.6974 -112.3 6.000 0.7275 86.0 0.483 -26.5 0.1214 -20.1 0.7093 -123.6 ! ! SIEMENS AG Semiconductor Group, Munich