! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -20 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 0.9359 -7.2 6.403 174.4 0.0019 89.8 0.9986 -0.7 0.020 0.9255 -14.0 6.325 168.8 0.0041 82.1 0.9948 -1.1 0.050 0.8752 -33.7 5.846 153.7 0.0092 72.6 0.9829 -2.7 0.100 0.7590 -61.2 4.835 133.7 0.0153 59.7 0.9588 -4.1 0.150 0.6643 -82.1 3.943 119.7 0.0191 54.1 0.9419 -4.7 0.200 0.5948 -97.7 3.233 109.2 0.0218 51.1 0.9314 -5.3 0.250 0.5585 -110.0 2.715 101.3 0.0239 49.7 0.9257 -5.7 0.300 0.5350 -119.4 2.329 95.1 0.0256 49.3 0.9201 -6.2 0.400 0.5159 -134.5 1.791 85.3 0.0286 48.8 0.9174 -7.3 0.500 0.5152 -145.7 1.452 77.2 0.0318 49.3 0.9156 -8.6 0.600 0.5211 -154.9 1.213 70.4 0.0334 50.4 0.9147 -9.9 0.700 0.5333 -162.9 1.043 64.3 0.0352 52.3 0.9154 -11.3 0.800 0.5478 -169.6 0.912 58.7 0.0363 54.5 0.9145 -12.8 0.900 0.5625 -176.0 0.809 53.6 0.0371 57.4 0.9131 -14.4 1.000 0.5764 178.5 0.725 48.7 0.0381 61.5 0.9154 -15.9 1.100 0.5926 172.9 0.656 44.3 0.0395 66.6 0.9169 -17.5 1.200 0.6088 167.8 0.597 40.3 0.0410 71.5 0.9179 -19.1 1.300 0.6188 163.2 0.542 36.1 0.0439 76.9 0.9184 -21.0 1.400 0.6306 158.6 0.500 33.2 0.0475 82.4 0.9201 -22.5 1.500 0.6446 154.3 0.458 29.6 0.0519 87.6 0.9196 -24.3 1.600 0.6550 150.0 0.425 26.8 0.0576 91.6 0.9183 -26.4 1.700 0.6680 146.0 0.391 23.8 0.0643 95.0 0.9201 -28.2 1.800 0.6763 142.4 0.357 22.0 0.0721 97.6 0.9194 -30.0 1.900 0.6871 138.8 0.325 19.4 0.0811 99.7 0.9202 -31.9 2.000 0.6981 134.7 0.297 18.3 0.0905 101.0 0.9178 -33.9 2.200 0.7090 127.8 0.253 16.7 0.1124 102.0 0.9139 -37.9 2.400 0.7289 120.8 0.210 17.7 0.1372 101.3 0.9100 -42.3 2.600 0.7407 114.5 0.182 22.8 0.1633 99.7 0.9050 -46.5 2.800 0.7569 108.6 0.161 31.4 0.1923 97.0 0.8946 -51.1 3.000 0.7592 102.6 0.150 43.8 0.2228 93.8 0.8875 -55.7 ! ! SIEMENS AG Semiconductor Group, Munich