! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -6 V IC = -2 mA ! Common Emitter S-Parameters: January 1996 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.9220 -8.6 6.559 173.7 0.0026 87.1 0.9989 -0.9 0.020 0.9100 -16.8 6.445 167.3 0.0055 79.6 0.9933 -1.6 0.050 0.8491 -40.1 5.850 150.4 0.0123 69.0 0.9745 -3.6 0.100 0.7305 -71.2 4.665 129.2 0.0197 55.7 0.9415 -5.2 0.150 0.6447 -93.7 3.697 115.0 0.0239 49.8 0.9206 -5.9 0.200 0.5886 -109.7 2.986 104.5 0.0267 46.9 0.9082 -6.4 0.250 0.5612 -122.0 2.485 96.8 0.0290 45.6 0.9022 -6.9 0.300 0.5464 -131.0 2.118 90.6 0.0308 45.3 0.8961 -7.4 0.400 0.5356 -145.1 1.620 80.6 0.0341 45.5 0.8936 -8.8 0.500 0.5426 -154.8 1.310 72.4 0.0373 46.8 0.8913 -10.4 0.600 0.5510 -163.4 1.093 65.4 0.0392 48.4 0.8896 -12.1 0.700 0.5636 -170.1 0.940 59.0 0.0413 50.9 0.8904 -13.7 0.800 0.5804 -176.3 0.818 53.2 0.0425 53.4 0.8901 -15.5 0.900 0.5940 178.2 0.726 47.7 0.0435 56.9 0.8880 -17.6 1.000 0.6080 173.1 0.652 42.7 0.0452 61.1 0.8893 -19.4 1.100 0.6222 167.9 0.589 37.9 0.0472 66.5 0.8887 -21.4 1.200 0.6376 163.3 0.531 33.6 0.0500 71.4 0.8895 -23.5 1.300 0.6460 159.1 0.483 29.7 0.0537 76.9 0.8879 -25.7 1.400 0.6596 154.8 0.442 26.9 0.0588 81.6 0.8871 -27.8 1.500 0.6717 150.6 0.404 23.2 0.0650 86.1 0.8865 -30.0 1.600 0.6826 146.8 0.372 20.9 0.0727 89.5 0.8834 -32.4 1.700 0.6941 142.9 0.337 18.1 0.0814 92.3 0.8821 -34.8 1.800 0.7016 139.5 0.307 16.7 0.0914 94.1 0.8797 -37.0 1.900 0.7106 136.0 0.277 15.1 0.1028 95.6 0.8763 -39.4 2.000 0.7193 132.2 0.246 15.2 0.1142 96.2 0.8715 -41.9 2.200 0.7325 125.4 0.206 15.4 0.1408 95.9 0.8610 -47.0 2.400 0.7451 118.7 0.170 21.6 0.1706 94.2 0.8486 -52.3 2.600 0.7539 112.4 0.155 32.6 0.2010 91.6 0.8340 -57.5 2.800 0.7651 106.5 0.155 46.1 0.2340 88.2 0.8149 -63.1 3.000 0.7666 100.7 0.173 57.4 0.2663 84.2 0.7956 -68.8 ! ! SIEMENS AG Semiconductor Group, Munich