! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -2.5 V IC = -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 0.7988 -18.4 13.555 167.6 0.0035 82.2 0.9868 -2.1 0.020 0.7698 -35.5 12.775 155.9 0.0068 71.3 0.9684 -3.7 0.050 0.6609 -76.4 9.671 130.2 0.0129 55.2 0.9106 -6.0 0.100 0.5669 -113.9 6.072 108.1 0.0174 46.8 0.8647 -6.2 0.150 0.5442 -132.4 4.268 96.7 0.0202 47.2 0.8495 -6.1 0.200 0.5385 -143.6 3.247 88.6 0.0228 47.9 0.8436 -6.5 0.250 0.5456 -151.2 2.607 82.6 0.0253 48.8 0.8415 -7.1 0.300 0.5562 -156.8 2.177 77.5 0.0275 49.8 0.8394 -7.9 0.400 0.5757 -165.8 1.623 69.0 0.0313 51.9 0.8390 -9.7 0.500 0.5968 -172.4 1.288 61.6 0.0348 54.6 0.8390 -11.8 0.600 0.6146 -178.4 1.064 55.0 0.0374 57.8 0.8384 -13.9 0.700 0.6320 176.3 0.908 48.9 0.0400 62.1 0.8392 -16.0 0.800 0.6488 171.2 0.785 43.1 0.0429 66.3 0.8365 -18.4 0.900 0.6610 166.8 0.692 37.8 0.0463 71.2 0.8359 -20.9 1.000 0.6719 162.6 0.614 32.7 0.0507 76.1 0.8339 -23.2 1.100 0.6875 158.4 0.550 28.0 0.0561 80.8 0.8323 -25.7 1.200 0.7013 154.2 0.494 23.8 0.0628 84.6 0.8300 -28.4 1.300 0.7095 150.4 0.444 19.8 0.0704 88.0 0.8257 -31.1 1.400 0.7204 147.0 0.402 17.0 0.0795 90.3 0.8226 -33.6 1.500 0.7305 143.1 0.360 13.7 0.0896 92.2 0.8179 -36.3 1.600 0.7389 139.7 0.326 12.0 0.1008 93.1 0.8116 -39.3 1.700 0.7470 136.2 0.290 9.4 0.1131 93.6 0.8059 -42.3 1.800 0.7526 133.0 0.255 9.6 0.1259 93.6 0.7982 -45.0 1.900 0.7590 129.9 0.226 9.2 0.1404 93.2 0.7907 -47.9 2.000 0.7655 126.1 0.197 11.8 0.1545 92.3 0.7803 -51.0 2.200 0.7705 119.9 0.160 18.3 0.1856 89.8 0.7586 -57.1 2.400 0.7774 113.5 0.143 34.0 0.2183 86.2 0.7337 -63.4 2.600 0.7836 107.8 0.152 48.9 0.2501 82.3 0.7075 -69.4 2.800 0.7850 102.1 0.178 58.4 0.2826 77.9 0.6755 -75.9 3.000 0.7826 96.9 0.214 63.2 0.3136 73.3 0.6447 -82.3 ! ! SIEMENS AG Semiconductor Group, Munich