! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -1 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 0.8628 -15.8 8.997 168.8 0.0068 78.5 0.9839 -2.7 0.020 0.8302 -30.2 8.557 158.5 0.0127 69.1 0.9598 -4.8 0.050 0.7204 -65.9 6.885 135.1 0.0237 50.8 0.8888 -7.9 0.100 0.6035 -103.1 4.652 112.4 0.0308 39.7 0.8290 -8.2 0.150 0.5588 -123.7 3.372 99.5 0.0346 37.7 0.8084 -8.2 0.200 0.5418 -136.7 2.609 90.4 0.0377 37.6 0.7994 -8.7 0.250 0.5411 -145.4 2.117 83.4 0.0406 38.5 0.7967 -9.5 0.300 0.5456 -151.8 1.780 77.4 0.0430 39.3 0.7933 -10.4 0.400 0.5612 -161.7 1.344 67.5 0.0475 40.8 0.7902 -12.7 0.500 0.5764 -168.8 1.076 58.9 0.0516 42.6 0.7877 -15.2 0.600 0.5929 -175.1 0.895 51.2 0.0545 44.7 0.7844 -17.9 0.700 0.6107 179.3 0.766 44.2 0.0571 47.7 0.7810 -20.7 0.800 0.6279 174.3 0.669 37.7 0.0596 50.9 0.7776 -23.6 0.900 0.6422 169.8 0.590 31.7 0.0620 54.8 0.7723 -26.7 1.000 0.6555 165.2 0.523 26.5 0.0653 59.2 0.7662 -29.7 1.100 0.6713 160.9 0.468 21.6 0.0700 64.1 0.7599 -32.9 1.200 0.6874 156.5 0.420 17.3 0.0759 68.3 0.7531 -36.1 1.300 0.6967 152.7 0.369 13.4 0.0833 72.4 0.7447 -39.5 1.400 0.7075 149.1 0.332 10.7 0.0923 75.6 0.7353 -42.6 1.500 0.7180 145.3 0.296 8.3 0.1026 77.9 0.7243 -46.0 1.600 0.7255 141.5 0.262 7.3 0.1144 79.4 0.7109 -49.7 1.700 0.7331 138.0 0.230 6.0 0.1273 80.3 0.6986 -53.1 1.800 0.7410 134.7 0.200 8.5 0.1413 80.5 0.6852 -56.4 1.900 0.7475 131.4 0.176 11.5 0.1559 80.2 0.6694 -59.9 2.000 0.7529 127.7 0.158 17.8 0.1714 79.7 0.6537 -63.5 2.200 0.7564 121.3 0.143 30.0 0.2029 77.3 0.6194 -70.4 2.400 0.7633 115.0 0.151 46.1 0.2348 73.8 0.5831 -77.6 2.600 0.7638 109.2 0.181 54.4 0.2663 70.0 0.5474 -84.4 2.800 0.7671 103.9 0.219 57.8 0.2963 65.9 0.5084 -91.5 3.000 0.7578 98.5 0.253 58.0 0.3244 61.4 0.4732 -98.5 ! ! SIEMENS AG Semiconductor Group, Munich