! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -15 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 0.7956 -17.0 18.039 167.5 0.0019 84.5 0.9928 -1.4 0.020 0.7611 -32.9 16.977 155.9 0.0040 73.1 0.9774 -2.6 0.050 0.6320 -70.5 12.776 130.4 0.0074 60.2 0.9359 -4.1 0.100 0.5198 -105.6 7.946 109.1 0.0106 53.8 0.9033 -4.2 0.150 0.4919 -123.9 5.575 98.4 0.0129 54.6 0.8942 -4.1 0.200 0.4869 -135.7 4.233 91.1 0.0150 54.5 0.8904 -4.4 0.250 0.4996 -143.9 3.401 85.7 0.0171 55.6 0.8899 -4.8 0.300 0.5102 -150.2 2.835 81.3 0.0186 56.3 0.8879 -5.3 0.400 0.5342 -160.5 2.110 74.0 0.0216 57.5 0.8892 -6.6 0.500 0.5576 -168.1 1.680 67.6 0.0240 60.2 0.8905 -8.1 0.600 0.5756 -174.8 1.388 62.0 0.0261 63.3 0.8900 -9.5 0.700 0.5941 179.6 1.184 56.7 0.0285 67.8 0.8916 -11.0 0.800 0.6101 174.3 1.029 51.5 0.0302 71.9 0.8926 -12.6 0.900 0.6249 169.5 0.909 46.8 0.0328 76.8 0.8923 -14.3 1.000 0.6350 164.9 0.812 42.3 0.0360 81.9 0.8941 -15.8 1.100 0.6510 160.7 0.733 38.0 0.0396 87.2 0.8951 -17.6 1.200 0.6671 156.3 0.662 33.7 0.0439 90.9 0.8962 -19.3 1.300 0.6719 152.5 0.598 29.6 0.0493 94.5 0.8969 -21.2 1.400 0.6836 148.7 0.550 26.8 0.0558 97.6 0.8976 -23.0 1.500 0.6949 145.0 0.503 23.0 0.0625 100.1 0.8981 -24.8 1.600 0.7048 141.7 0.460 20.3 0.0704 101.6 0.8969 -26.8 1.700 0.7144 138.1 0.421 16.5 0.0790 103.2 0.8974 -28.8 1.800 0.7214 135.0 0.383 14.6 0.0882 103.6 0.8973 -30.7 1.900 0.7332 132.0 0.348 12.0 0.0987 104.1 0.8965 -32.7 2.000 0.7410 128.2 0.314 11.1 0.1096 104.0 0.8950 -34.9 2.200 0.7511 121.9 0.259 8.5 0.1330 103.0 0.8890 -39.1 2.400 0.7639 115.6 0.209 8.7 0.1593 100.8 0.8831 -43.7 2.600 0.7769 109.7 0.170 14.0 0.1866 98.1 0.8753 -48.1 2.800 0.7860 103.9 0.144 26.2 0.2160 94.7 0.8633 -53.0 3.000 0.7909 98.3 0.131 43.3 0.2462 91.0 0.8519 -57.8 ! ! SIEMENS AG Semiconductor Group, Munich