! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -8 V IC = -0.5 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 0.9829 -3.8 1.836 177.1 0.0025 90.0 0.9989 -0.4 0.020 0.9762 -7.5 1.835 174.0 0.0052 83.5 0.9977 -0.7 0.050 0.9625 -18.7 1.793 164.9 0.0126 79.9 0.9946 -1.9 0.100 0.9194 -36.1 1.680 151.2 0.0235 69.5 0.9870 -3.5 0.150 0.8662 -52.0 1.551 139.2 0.0324 61.9 0.9770 -4.7 0.200 0.8055 -65.9 1.407 128.2 0.0390 55.2 0.9664 -5.8 0.250 0.7560 -78.7 1.281 119.0 0.0440 50.0 0.9594 -6.7 0.300 0.7121 -89.4 1.166 110.9 0.0476 46.2 0.9507 -7.6 0.400 0.6479 -107.8 0.971 97.7 0.0523 41.0 0.9430 -9.2 0.500 0.6105 -122.6 0.829 86.8 0.0555 38.1 0.9368 -10.8 0.600 0.5868 -134.8 0.720 77.6 0.0568 36.6 0.9317 -12.4 0.700 0.5754 -145.2 0.637 69.7 0.0578 36.3 0.9289 -14.1 0.800 0.5718 -154.2 0.569 62.7 0.0580 36.4 0.9267 -15.8 0.900 0.5721 -161.7 0.518 56.3 0.0574 37.2 0.9243 -17.8 1.000 0.5773 -168.8 0.472 50.6 0.0570 38.7 0.9233 -19.5 1.100 0.5858 -175.5 0.432 45.4 0.0558 42.0 0.9213 -21.4 1.200 0.5970 178.3 0.399 40.9 0.0553 45.6 0.9224 -23.4 1.300 0.6017 173.0 0.363 36.4 0.0546 50.0 0.9204 -25.4 1.400 0.6128 167.9 0.339 33.3 0.0554 55.5 0.9188 -27.4 1.500 0.6241 162.7 0.312 29.7 0.0565 62.0 0.9171 -29.4 1.600 0.6313 158.2 0.289 27.4 0.0596 67.8 0.9142 -31.7 1.700 0.6409 153.7 0.266 24.6 0.0643 73.9 0.9134 -33.9 1.800 0.6521 149.6 0.243 23.9 0.0702 79.5 0.9104 -36.0 1.900 0.6618 145.6 0.226 21.8 0.0779 83.9 0.9074 -38.3 2.000 0.6723 141.1 0.202 23.6 0.0872 87.4 0.9035 -40.7 2.200 0.6859 133.5 0.171 24.3 0.1094 91.6 0.8943 -45.4 2.400 0.7020 125.8 0.148 32.8 0.1364 92.6 0.8837 -50.5 2.600 0.7172 119.3 0.142 42.7 0.1654 91.8 0.8710 -55.4 2.800 0.7295 112.6 0.150 54.6 0.1976 89.7 0.8543 -60.7 3.000 0.7338 106.6 0.168 63.2 0.2302 86.5 0.8387 -66.1 ! ! SIEMENS AG Semiconductor Group, Munich