! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -12 V IC = -20 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 0.5961 -35.8 24.228 157.1 0.0021 76.1 0.9694 -2.3 0.020 0.5476 -64.6 20.252 139.4 0.0036 62.4 0.9411 -3.4 0.050 0.4764 -110.1 11.565 113.3 0.0059 53.6 0.8983 -3.4 0.100 0.4844 -136.7 6.299 97.9 0.0083 54.4 0.8831 -3.2 0.150 0.5161 -148.3 4.288 90.2 0.0106 56.7 0.8797 -3.5 0.200 0.5415 -155.9 3.235 84.4 0.0125 57.8 0.8782 -4.1 0.250 0.5674 -161.8 2.594 79.8 0.0141 59.6 0.8794 -4.7 0.300 0.5830 -166.4 2.167 75.7 0.0154 61.4 0.8766 -5.4 0.400 0.6102 -174.1 1.617 68.4 0.0180 65.6 0.8782 -6.9 0.500 0.6303 179.9 1.290 61.6 0.0208 70.5 0.8775 -8.5 0.600 0.6435 174.8 1.065 55.4 0.0233 75.9 0.8775 -10.0 0.700 0.6582 170.1 0.906 49.5 0.0268 81.1 0.8776 -11.7 0.800 0.6710 165.5 0.786 43.7 0.0303 85.3 0.8776 -13.3 0.900 0.6839 161.5 0.691 38.4 0.0342 89.9 0.8770 -15.3 1.000 0.6925 157.7 0.616 33.3 0.0391 93.7 0.8770 -16.9 1.100 0.7045 153.8 0.549 28.3 0.0446 97.1 0.8771 -18.7 1.200 0.7192 149.9 0.488 23.6 0.0508 99.6 0.8778 -20.6 1.300 0.7240 146.4 0.439 19.3 0.0577 101.5 0.8768 -22.7 1.400 0.7344 143.2 0.396 16.0 0.0657 102.7 0.8757 -24.5 1.500 0.7424 139.6 0.355 12.2 0.0739 104.0 0.8738 -26.4 1.600 0.7516 136.5 0.316 8.8 0.0830 104.0 0.8708 -28.8 1.700 0.7567 133.1 0.283 5.9 0.0928 104.3 0.8695 -30.9 1.800 0.7656 130.1 0.244 4.6 0.1031 103.9 0.8659 -32.8 1.900 0.7726 127.1 0.215 2.9 0.1146 103.2 0.8626 -35.0 2.000 0.7799 123.4 0.182 2.4 0.1259 102.5 0.8578 -37.3 2.200 0.7875 117.5 0.135 5.1 0.1510 100.3 0.8454 -41.6 2.400 0.7926 111.3 0.101 19.7 0.1774 97.1 0.8320 -46.4 2.600 0.8038 105.6 0.091 45.9 0.2045 93.7 0.8163 -50.9 2.800 0.8059 100.1 0.111 68.0 0.2327 89.8 0.7959 -55.7 3.000 0.8043 94.9 0.146 78.2 0.2609 85.7 0.7769 -60.5 ! ! SIEMENS AG Semiconductor Group, Munich