! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 2.5 V IC = 0.3 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 0.9874 -0.6 1.120 -180.0 0.0011 84.5 0.9996 -0.2 0.020 0.9898 -1.0 1.125 179.7 0.0028 87.5 0.9979 -0.4 0.050 0.9933 -2.3 1.144 177.7 0.0076 94.2 0.9984 -1.2 0.100 0.9830 -4.9 1.118 174.9 0.0145 85.7 0.9979 -2.4 0.150 0.9827 -7.2 1.131 172.5 0.0217 84.5 0.9977 -3.6 0.200 0.9829 -9.7 1.142 169.9 0.0291 83.2 0.9975 -4.8 0.250 0.9807 -12.0 1.117 167.3 0.0357 81.2 0.9953 -6.1 0.300 0.9783 -14.7 1.125 165.3 0.0438 79.4 0.9943 -7.3 0.400 0.9666 -19.4 1.137 159.6 0.0580 75.8 0.9923 -9.6 0.500 0.9626 -24.3 1.117 154.1 0.0713 71.7 0.9864 -12.1 0.600 0.9503 -29.2 1.112 149.6 0.0852 68.3 0.9823 -14.5 0.700 0.9402 -33.9 1.095 144.5 0.0976 64.7 0.9758 -16.9 0.800 0.9259 -38.8 1.107 139.9 0.1101 61.3 0.9703 -19.1 0.900 0.9143 -43.9 1.097 134.9 0.1226 57.3 0.9607 -21.4 1.000 0.8981 -48.9 1.080 130.4 0.1333 54.2 0.9521 -23.6 1.100 0.8845 -53.9 1.080 125.6 0.1440 50.8 0.9436 -25.9 1.200 0.8644 -58.7 1.061 121.4 0.1542 47.0 0.9357 -28.2 1.300 0.8491 -64.0 1.056 116.7 0.1636 44.1 0.9272 -30.2 1.400 0.8253 -68.9 1.049 112.4 0.1721 40.7 0.9155 -32.3 1.500 0.8111 -74.8 1.053 107.7 0.1799 37.8 0.9048 -34.2 1.600 0.7890 -79.3 1.040 103.2 0.1880 35.1 0.8961 -36.0 1.700 0.7719 -85.4 1.044 98.9 0.1936 31.7 0.8816 -38.2 1.800 0.7418 -91.2 1.035 93.8 0.2002 29.0 0.8713 -39.9 1.900 0.7305 -97.0 1.026 89.9 0.2055 25.8 0.8604 -41.9 2.000 0.7064 -101.8 1.012 85.4 0.2113 23.2 0.8518 -43.5 2.200 0.6681 -113.9 0.985 76.7 0.2189 17.5 0.8311 -47.2 2.400 0.6377 -125.8 0.960 69.0 0.2243 11.9 0.8114 -50.8 2.600 0.6096 -138.8 0.934 61.5 0.2264 7.4 0.7888 -53.8 2.800 0.5884 -150.9 0.901 53.1 0.2292 2.1 0.7789 -57.2 3.000 0.5736 -163.7 0.880 45.6 0.2278 -3.0 0.7629 -60.5 3.500 0.5630 166.6 0.798 28.3 0.2217 -13.8 0.7496 -68.8 4.000 0.5919 142.9 0.713 13.1 0.2001 -22.8 0.7319 -78.4 4.500 0.6275 123.6 0.627 0.0 0.1761 -30.0 0.7296 -88.9 5.000 0.6630 109.1 0.554 -10.4 0.1485 -33.3 0.7277 -99.8 5.500 0.6951 97.8 0.488 -19.5 0.1276 -31.3 0.7379 -110.9 6.000 0.7348 88.5 0.424 -27.1 0.1155 -26.3 0.7499 -122.2 ! ! SIEMENS AG Semiconductor Group, Munich