! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -1 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 0.9100 -11.2 6.515 171.9 0.0066 80.7 0.9907 -2.0 0.020 0.8879 -21.9 6.326 163.9 0.0126 71.9 0.9767 -3.6 0.050 0.8048 -50.2 5.497 144.1 0.0253 56.7 0.9279 -6.7 0.100 0.6786 -85.0 4.105 121.3 0.0358 43.5 0.8700 -8.3 0.150 0.6078 -107.8 3.134 107.0 0.0409 38.9 0.8422 -8.7 0.200 0.5678 -123.0 2.485 96.7 0.0442 36.9 0.8287 -9.2 0.250 0.5539 -134.0 2.043 88.8 0.0473 36.6 0.8222 -9.9 0.300 0.5459 -142.2 1.736 82.3 0.0498 36.7 0.8165 -10.8 0.400 0.5478 -154.2 1.325 71.6 0.0542 37.2 0.8123 -12.9 0.500 0.5601 -162.5 1.071 62.4 0.0582 38.2 0.8082 -15.3 0.600 0.5705 -169.7 0.895 54.4 0.0610 39.7 0.8042 -17.9 0.700 0.5867 -175.6 0.771 47.1 0.0633 41.5 0.8016 -20.6 0.800 0.6017 178.8 0.675 40.4 0.0650 43.5 0.7976 -23.3 0.900 0.6164 173.9 0.598 34.4 0.0662 46.7 0.7929 -26.4 1.000 0.6298 169.1 0.536 28.7 0.0682 50.3 0.7881 -29.2 1.100 0.6454 164.5 0.481 23.4 0.0704 54.6 0.7815 -32.3 1.200 0.6627 160.1 0.431 19.0 0.0742 59.3 0.7753 -35.4 1.300 0.6713 155.9 0.385 15.2 0.0792 64.1 0.7678 -38.7 1.400 0.6837 152.4 0.349 12.6 0.0863 68.3 0.7598 -41.8 1.500 0.6956 148.2 0.312 9.6 0.0944 72.0 0.7493 -45.1 1.600 0.7050 144.6 0.280 8.3 0.1044 74.8 0.7373 -48.7 1.700 0.7126 140.6 0.247 6.6 0.1162 76.8 0.7257 -52.1 1.800 0.7216 137.5 0.215 7.9 0.1289 78.0 0.7136 -55.3 1.900 0.7304 133.8 0.195 8.9 0.1430 78.7 0.6989 -58.8 2.000 0.7363 130.2 0.171 13.8 0.1578 78.7 0.6836 -62.4 2.200 0.7435 123.7 0.145 24.5 0.1891 77.3 0.6509 -69.3 2.400 0.7515 116.8 0.149 39.5 0.2221 74.4 0.6156 -76.4 2.600 0.7561 111.0 0.173 51.1 0.2534 70.9 0.5804 -83.3 2.800 0.7588 105.4 0.206 55.6 0.2854 67.0 0.5416 -90.4 3.000 0.7551 100.1 0.238 57.7 0.3147 62.7 0.5061 -97.4 ! ! SIEMENS AG Semiconductor Group, Munich