! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -12 V IC = -3 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 0.8984 -9.9 9.096 172.5 0.0023 85.6 0.9980 -0.9 0.020 0.8806 -19.4 8.888 165.2 0.0044 76.9 0.9909 -1.7 0.050 0.8043 -45.6 7.838 146.2 0.0095 66.8 0.9690 -3.5 0.100 0.6705 -78.5 5.900 124.2 0.0149 55.5 0.9353 -4.7 0.150 0.5880 -100.4 4.511 110.6 0.0179 51.3 0.9188 -5.0 0.200 0.5417 -115.5 3.567 101.1 0.0202 49.6 0.9082 -5.4 0.250 0.5246 -126.6 2.929 94.1 0.0223 49.5 0.9051 -5.8 0.300 0.5170 -134.8 2.476 88.6 0.0242 49.7 0.9013 -6.2 0.400 0.5185 -147.9 1.874 79.6 0.0272 50.7 0.9001 -7.5 0.500 0.5310 -157.0 1.502 72.1 0.0300 51.9 0.8988 -8.9 0.600 0.5464 -165.0 1.247 65.7 0.0319 53.7 0.8979 -10.3 0.700 0.5614 -171.8 1.067 59.9 0.0338 56.6 0.8994 -11.9 0.800 0.5775 -177.8 0.928 54.5 0.0354 59.6 0.8998 -13.5 0.900 0.5948 176.8 0.821 49.4 0.0365 63.8 0.9000 -15.3 1.000 0.6078 171.5 0.735 44.7 0.0385 68.4 0.9005 -16.9 1.100 0.6223 166.8 0.663 40.3 0.0406 74.2 0.9010 -18.6 1.200 0.6419 161.9 0.601 36.3 0.0439 79.2 0.9023 -20.5 1.300 0.6478 157.7 0.546 32.3 0.0481 84.8 0.9026 -22.4 1.400 0.6620 153.7 0.499 29.3 0.0533 89.0 0.9030 -24.1 1.500 0.6745 149.4 0.458 26.0 0.0590 92.9 0.9037 -26.1 1.600 0.6842 145.7 0.422 23.2 0.0665 95.9 0.9027 -28.3 1.700 0.6948 142.1 0.384 20.1 0.0748 98.3 0.9023 -30.4 1.800 0.7023 138.5 0.349 18.7 0.0838 100.0 0.9006 -32.3 1.900 0.7109 135.0 0.322 16.2 0.0943 100.8 0.9008 -34.3 2.000 0.7192 131.5 0.289 15.3 0.1052 101.4 0.8987 -36.6 2.200 0.7338 124.7 0.243 13.7 0.1293 101.2 0.8913 -40.9 2.400 0.7468 118.1 0.200 16.0 0.1563 99.5 0.8853 -45.7 2.600 0.7591 112.1 0.169 23.8 0.1846 97.1 0.8762 -50.3 2.800 0.7694 106.3 0.153 34.4 0.2152 93.8 0.8638 -55.3 3.000 0.7755 100.5 0.155 47.6 0.2461 90.2 0.8507 -60.3 ! ! SIEMENS AG Semiconductor Group, Munich