! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -1.75 V IC = -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 0.9135 -10.0 6.564 172.8 0.0041 82.6 0.9959 -1.3 0.020 0.8996 -19.6 6.417 165.5 0.0082 77.0 0.9869 -2.4 0.050 0.8304 -46.1 5.695 146.7 0.0181 64.8 0.9581 -5.2 0.100 0.7044 -80.0 4.363 124.3 0.0277 51.1 0.9094 -7.1 0.150 0.6266 -102.9 3.374 110.0 0.0329 45.4 0.8827 -7.7 0.200 0.5813 -118.6 2.687 99.6 0.0362 42.6 0.8679 -8.3 0.250 0.5603 -130.1 2.220 91.8 0.0391 41.8 0.8605 -8.9 0.300 0.5515 -138.6 1.884 85.4 0.0416 41.6 0.8540 -9.6 0.400 0.5480 -151.5 1.440 75.1 0.0457 41.9 0.8502 -11.4 0.500 0.5553 -160.4 1.161 66.2 0.0494 42.7 0.8472 -13.5 0.600 0.5665 -167.8 0.969 58.6 0.0520 44.0 0.8435 -15.6 0.700 0.5825 -174.2 0.835 51.8 0.0543 46.1 0.8420 -17.8 0.800 0.5974 180.0 0.731 45.3 0.0560 48.3 0.8406 -20.3 0.900 0.6122 175.0 0.648 39.6 0.0574 51.6 0.8374 -22.9 1.000 0.6229 170.2 0.580 34.2 0.0592 55.6 0.8353 -25.3 1.100 0.6393 165.3 0.522 29.0 0.0617 60.2 0.8322 -28.0 1.200 0.6573 160.9 0.471 24.7 0.0652 64.8 0.8293 -30.8 1.300 0.6650 156.7 0.422 20.6 0.0698 69.7 0.8237 -33.6 1.400 0.6757 152.8 0.385 17.8 0.0762 74.2 0.8199 -36.3 1.500 0.6894 148.8 0.348 14.5 0.0839 78.1 0.8138 -39.2 1.600 0.6986 145.2 0.316 12.6 0.0932 80.9 0.8060 -42.3 1.700 0.7060 141.5 0.282 9.9 0.1039 83.2 0.7995 -45.3 1.800 0.7136 138.0 0.249 9.8 0.1162 84.5 0.7906 -48.2 1.900 0.7251 134.5 0.225 10.3 0.1296 85.4 0.7805 -51.3 2.000 0.7336 130.5 0.194 13.0 0.1434 85.6 0.7688 -54.6 2.200 0.7417 124.0 0.162 18.0 0.1741 84.5 0.7444 -60.9 2.400 0.7512 117.4 0.147 31.6 0.2070 81.9 0.7163 -67.5 2.600 0.7549 111.5 0.156 46.1 0.2397 78.6 0.6876 -73.9 2.800 0.7594 105.4 0.185 55.7 0.2730 74.6 0.6532 -80.6 3.000 0.7599 100.1 0.215 60.4 0.3048 70.3 0.6212 -87.3 ! ! SIEMENS AG Semiconductor Group, Munich