! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -1.5 V IC = -1 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 0.9572 -6.6 3.524 175.2 0.0046 81.3 0.9974 -0.9 0.020 0.9467 -12.8 3.491 170.1 0.0089 78.0 0.9928 -1.7 0.050 0.9105 -30.9 3.291 156.2 0.0210 70.5 0.9783 -3.9 0.100 0.8217 -57.4 2.836 137.0 0.0353 57.3 0.9482 -6.5 0.150 0.7414 -78.6 2.401 122.3 0.0446 49.1 0.9207 -7.9 0.200 0.6729 -95.2 2.028 110.4 0.0504 43.6 0.9021 -9.0 0.250 0.6291 -108.7 1.739 101.1 0.0546 40.3 0.8896 -9.9 0.300 0.6008 -119.3 1.518 93.4 0.0575 37.9 0.8801 -10.7 0.400 0.5695 -135.6 1.195 81.2 0.0618 35.8 0.8702 -12.6 0.500 0.5601 -147.3 0.985 71.1 0.0652 35.0 0.8630 -14.7 0.600 0.5579 -156.6 0.835 62.5 0.0673 34.7 0.8577 -16.9 0.700 0.5656 -164.2 0.728 54.7 0.0691 35.8 0.8553 -19.2 0.800 0.5753 -171.2 0.644 47.8 0.0698 36.7 0.8511 -21.6 0.900 0.5863 -177.2 0.577 41.4 0.0702 38.2 0.8463 -24.2 1.000 0.5950 177.4 0.520 35.6 0.0701 40.8 0.8424 -26.7 1.100 0.6101 172.1 0.471 30.3 0.0703 44.3 0.8397 -29.4 1.200 0.6260 166.9 0.429 25.9 0.0711 48.2 0.8348 -32.2 1.300 0.6370 162.8 0.387 21.3 0.0730 52.9 0.8290 -35.1 1.400 0.6453 158.2 0.354 18.5 0.0759 58.3 0.8228 -37.9 1.500 0.6588 154.1 0.322 15.0 0.0800 63.5 0.8157 -40.7 1.600 0.6677 149.9 0.293 13.2 0.0867 68.0 0.8073 -44.0 1.700 0.6795 146.1 0.263 10.3 0.0953 72.0 0.8001 -47.0 1.800 0.6870 142.3 0.232 10.8 0.1050 75.3 0.7896 -50.0 1.900 0.6981 138.7 0.208 10.9 0.1168 77.6 0.7794 -53.2 2.000 0.7081 134.9 0.188 13.5 0.1296 79.2 0.7672 -56.4 2.200 0.7167 127.9 0.155 20.5 0.1588 80.0 0.7414 -62.7 2.400 0.7294 121.0 0.142 34.6 0.1911 78.7 0.7119 -69.5 2.600 0.7382 114.7 0.158 46.2 0.2238 76.2 0.6813 -76.0 2.800 0.7437 108.5 0.185 56.2 0.2578 72.7 0.6459 -82.8 3.000 0.7450 102.9 0.216 59.3 0.2899 68.7 0.6128 -89.5 ! ! SIEMENS AG Semiconductor Group, Munich