! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -8 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 0.9542 -6.1 4.152 175.5 0.0025 87.3 0.9998 -0.6 0.020 0.9455 -12.0 4.123 170.7 0.0052 82.4 0.9955 -1.1 0.050 0.9099 -29.0 3.899 157.7 0.0120 74.1 0.9874 -2.6 0.100 0.8234 -54.2 3.384 139.4 0.0208 61.5 0.9660 -4.4 0.150 0.7404 -74.5 2.880 125.5 0.0267 53.6 0.9488 -5.4 0.200 0.6685 -90.8 2.443 114.2 0.0305 49.1 0.9357 -6.2 0.250 0.6222 -104.1 2.099 105.5 0.0333 46.1 0.9271 -6.8 0.300 0.5912 -114.5 1.829 98.4 0.0353 44.3 0.9210 -7.4 0.400 0.5560 -131.1 1.433 87.3 0.0386 42.8 0.9143 -8.8 0.500 0.5472 -143.2 1.177 78.1 0.0414 42.7 0.9121 -10.3 0.600 0.5445 -152.9 0.992 70.5 0.0430 43.6 0.9086 -11.9 0.700 0.5520 -161.1 0.858 63.7 0.0446 45.1 0.9077 -13.4 0.800 0.5619 -168.3 0.755 57.5 0.0455 47.0 0.9076 -15.2 0.900 0.5729 -174.5 0.674 51.8 0.0463 49.8 0.9055 -17.1 1.000 0.5839 179.7 0.608 46.7 0.0468 52.9 0.9053 -18.8 1.100 0.5961 173.9 0.551 41.7 0.0475 57.3 0.9043 -20.6 1.200 0.6131 168.8 0.501 37.6 0.0488 62.2 0.9052 -22.6 1.300 0.6220 164.1 0.455 33.2 0.0509 67.9 0.9046 -24.7 1.400 0.6349 159.7 0.420 30.4 0.0543 73.4 0.9036 -26.7 1.500 0.6475 155.3 0.383 26.5 0.0586 79.0 0.9034 -28.8 1.600 0.6588 151.0 0.353 23.9 0.0645 83.6 0.9022 -31.0 1.700 0.6683 147.2 0.321 21.0 0.0717 87.6 0.9000 -33.2 1.800 0.6771 143.2 0.295 20.2 0.0799 90.8 0.8990 -35.3 1.900 0.6883 139.5 0.271 18.1 0.0899 93.2 0.8961 -37.6 2.000 0.6972 135.5 0.241 18.8 0.1005 94.8 0.8933 -40.0 2.200 0.7114 128.4 0.206 18.3 0.1250 96.1 0.8844 -44.7 2.400 0.7250 121.4 0.168 23.4 0.1532 95.1 0.8736 -49.8 2.600 0.7390 115.2 0.154 33.5 0.1828 93.4 0.8618 -54.7 2.800 0.7453 108.9 0.153 46.6 0.2147 90.5 0.8453 -60.1 3.000 0.7533 102.7 0.164 57.8 0.2472 86.9 0.8294 -65.4 ! ! SIEMENS AG Semiconductor Group, Munich