! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -6 V IC = -2.5 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 0.9043 -9.9 7.924 172.8 0.0027 86.0 0.9983 -1.0 0.020 0.8880 -19.3 7.750 165.6 0.0055 79.5 0.9906 -1.8 0.050 0.8170 -45.6 6.874 146.9 0.0118 67.1 0.9670 -3.9 0.100 0.6892 -78.9 5.242 124.8 0.0182 53.5 0.9311 -5.3 0.150 0.6100 -101.4 4.032 111.0 0.0219 49.4 0.9100 -5.7 0.200 0.5638 -116.9 3.203 101.1 0.0243 46.7 0.8994 -6.2 0.250 0.5441 -128.3 2.637 93.8 0.0268 46.5 0.8942 -6.6 0.300 0.5366 -136.8 2.235 87.9 0.0286 46.6 0.8893 -7.2 0.400 0.5356 -149.7 1.695 78.6 0.0319 47.5 0.8879 -8.6 0.500 0.5455 -158.8 1.363 70.6 0.0349 49.0 0.8868 -10.1 0.600 0.5573 -166.5 1.133 63.8 0.0372 50.8 0.8853 -11.8 0.700 0.5729 -173.0 0.972 57.6 0.0390 53.8 0.8853 -13.6 0.800 0.5904 -178.8 0.846 51.9 0.0404 56.6 0.8855 -15.4 0.900 0.6048 175.7 0.750 46.7 0.0420 60.7 0.8851 -17.4 1.000 0.6167 170.5 0.670 41.7 0.0438 65.2 0.8853 -19.3 1.100 0.6308 165.7 0.604 37.2 0.0462 70.5 0.8859 -21.2 1.200 0.6481 161.3 0.546 33.0 0.0497 75.7 0.8859 -23.3 1.300 0.6593 157.0 0.493 28.9 0.0542 80.7 0.8844 -25.6 1.400 0.6715 153.1 0.454 26.0 0.0600 85.5 0.8849 -27.6 1.500 0.6825 149.0 0.415 22.5 0.0666 89.2 0.8836 -29.8 1.600 0.6926 145.4 0.379 20.2 0.0749 92.0 0.8804 -32.3 1.700 0.7015 141.5 0.343 17.2 0.0837 94.6 0.8797 -34.6 1.800 0.7100 138.0 0.311 15.9 0.0942 96.0 0.8765 -36.9 1.900 0.7209 134.8 0.281 13.9 0.1058 97.0 0.8734 -39.3 2.000 0.7288 131.0 0.253 14.9 0.1178 97.2 0.8685 -41.8 2.200 0.7384 124.3 0.210 15.1 0.1448 96.7 0.8576 -46.8 2.400 0.7509 117.6 0.170 20.6 0.1743 94.6 0.8452 -52.2 2.600 0.7608 111.4 0.155 31.2 0.2053 91.8 0.8314 -57.4 2.800 0.7678 105.5 0.155 46.0 0.2379 88.1 0.8114 -63.1 3.000 0.7722 100.0 0.171 57.3 0.2702 84.1 0.7920 -68.7 ! ! SIEMENS AG Semiconductor Group, Munich