! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -3.5 V IC = -1.2 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 0.9518 -6.6 4.170 175.1 0.0033 87.4 0.9995 -0.8 0.020 0.9415 -13.1 4.130 170.0 0.0066 82.4 0.9950 -1.4 0.050 0.9016 -31.6 3.882 156.0 0.0154 72.3 0.9825 -3.3 0.100 0.8092 -58.4 3.317 136.8 0.0261 59.0 0.9564 -5.4 0.150 0.7251 -79.7 2.784 122.5 0.0327 51.1 0.9338 -6.5 0.200 0.6592 -96.3 2.337 111.1 0.0371 46.3 0.9184 -7.3 0.250 0.6149 -109.7 1.994 102.3 0.0404 43.3 0.9091 -8.1 0.300 0.5883 -120.0 1.732 95.1 0.0426 41.6 0.9005 -8.7 0.400 0.5600 -136.1 1.353 83.7 0.0461 40.2 0.8946 -10.3 0.500 0.5523 -147.5 1.110 74.3 0.0491 40.3 0.8895 -12.1 0.600 0.5543 -156.9 0.936 66.5 0.0511 40.7 0.8859 -13.8 0.700 0.5621 -164.6 0.811 59.4 0.0528 42.2 0.8848 -15.8 0.800 0.5727 -171.4 0.712 52.7 0.0538 43.7 0.8837 -17.7 0.900 0.5840 -177.5 0.636 46.9 0.0546 46.5 0.8807 -20.0 1.000 0.5956 177.1 0.573 41.4 0.0552 49.5 0.8797 -22.1 1.100 0.6081 171.8 0.520 36.5 0.0560 53.9 0.8785 -24.3 1.200 0.6255 166.7 0.472 32.0 0.0578 58.6 0.8772 -26.6 1.300 0.6341 162.3 0.427 28.0 0.0600 63.9 0.8745 -29.1 1.400 0.6467 157.9 0.394 25.1 0.0640 69.3 0.8728 -31.3 1.500 0.6574 153.6 0.359 21.0 0.0687 74.4 0.8694 -33.7 1.600 0.6687 149.5 0.328 19.0 0.0756 78.8 0.8653 -36.5 1.700 0.6818 145.6 0.298 16.0 0.0837 82.8 0.8620 -39.1 1.800 0.6896 141.8 0.268 15.2 0.0933 85.4 0.8573 -41.6 1.900 0.7014 138.6 0.245 14.3 0.1047 87.5 0.8510 -44.2 2.000 0.7056 134.3 0.216 15.2 0.1165 88.8 0.8447 -47.1 2.200 0.7181 127.3 0.182 18.3 0.1442 89.5 0.8280 -52.6 2.400 0.7325 120.5 0.156 28.1 0.1748 88.3 0.8099 -58.4 2.600 0.7395 114.2 0.151 39.9 0.2068 85.9 0.7901 -64.1 2.800 0.7505 108.3 0.163 52.3 0.2405 82.5 0.7637 -70.2 3.000 0.7523 102.4 0.191 60.3 0.2739 78.6 0.7389 -76.4 ! ! SIEMENS AG Semiconductor Group, Munich