! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -8 V IC = -8 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 0.7490 -20.3 18.435 166.1 0.0023 80.6 0.9887 -1.8 0.020 0.7143 -38.9 17.134 153.5 0.0045 70.0 0.9707 -3.1 0.050 0.6035 -81.2 12.363 126.9 0.0081 57.2 0.9206 -4.7 0.100 0.5257 -117.1 7.454 105.9 0.0113 51.4 0.8876 -4.4 0.150 0.5137 -134.3 5.165 95.4 0.0136 52.6 0.8790 -4.4 0.200 0.5181 -144.5 3.897 88.2 0.0158 53.2 0.8750 -4.7 0.250 0.5310 -151.8 3.114 82.8 0.0177 54.1 0.8750 -5.3 0.300 0.5466 -157.2 2.589 78.4 0.0194 55.2 0.8745 -5.8 0.400 0.5710 -166.4 1.918 71.0 0.0224 58.2 0.8750 -7.3 0.500 0.5942 -173.2 1.520 64.4 0.0250 60.9 0.8760 -8.9 0.600 0.6109 -179.3 1.251 58.6 0.0270 65.1 0.8766 -10.6 0.700 0.6283 175.5 1.066 53.2 0.0297 70.2 0.8774 -12.3 0.800 0.6441 170.6 0.924 47.9 0.0322 74.9 0.8787 -14.1 0.900 0.6560 166.1 0.816 43.1 0.0354 80.3 0.8783 -16.1 1.000 0.6667 162.0 0.725 38.4 0.0394 85.2 0.8786 -17.8 1.100 0.6798 157.7 0.652 34.0 0.0443 90.0 0.8787 -19.7 1.200 0.6968 153.8 0.587 29.7 0.0498 93.5 0.8806 -21.7 1.300 0.7043 150.0 0.527 25.9 0.0563 96.7 0.8796 -23.9 1.400 0.7144 146.5 0.482 22.8 0.0639 99.1 0.8791 -25.8 1.500 0.7256 143.0 0.439 19.5 0.0720 101.0 0.8789 -27.9 1.600 0.7317 139.5 0.399 16.4 0.0814 101.9 0.8764 -30.3 1.700 0.7403 136.0 0.359 13.6 0.0918 102.7 0.8759 -32.6 1.800 0.7464 132.8 0.323 12.4 0.1022 102.8 0.8736 -34.7 1.900 0.7562 129.7 0.293 9.6 0.1143 102.5 0.8709 -37.0 2.000 0.7663 126.3 0.257 9.8 0.1265 102.0 0.8670 -39.5 2.200 0.7693 120.1 0.209 9.1 0.1530 100.2 0.8565 -44.2 2.400 0.7829 113.8 0.165 16.2 0.1819 97.2 0.8457 -49.4 2.600 0.7914 108.1 0.143 28.3 0.2115 93.9 0.8318 -54.3 2.800 0.7967 102.3 0.140 45.0 0.2430 90.1 0.8139 -59.7 3.000 0.7964 96.9 0.154 58.7 0.2746 85.9 0.7958 -65.0 ! ! SIEMENS AG Semiconductor Group, Munich