! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -1.5 V IC = -0.5 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 0.9787 -4.5 1.843 176.6 0.0046 83.3 0.9993 -0.6 0.020 0.9727 -8.6 1.838 172.9 0.0092 81.0 0.9961 -1.2 0.050 0.9549 -21.4 1.789 162.4 0.0214 75.5 0.9894 -2.9 0.100 0.9048 -41.0 1.651 146.8 0.0394 64.8 0.9747 -5.3 0.150 0.8447 -58.5 1.499 133.4 0.0530 56.3 0.9566 -7.1 0.200 0.7825 -73.5 1.343 121.4 0.0628 49.4 0.9396 -8.7 0.250 0.7291 -86.7 1.207 111.3 0.0698 43.9 0.9274 -9.8 0.300 0.6889 -98.0 1.094 102.7 0.0745 39.8 0.9158 -11.0 0.400 0.6309 -116.4 0.903 88.4 0.0806 34.2 0.9019 -13.2 0.500 0.6010 -130.4 0.768 76.6 0.0845 30.9 0.8919 -15.3 0.600 0.5843 -142.2 0.670 66.8 0.0861 28.8 0.8835 -17.6 0.700 0.5781 -151.9 0.595 58.3 0.0868 27.9 0.8781 -19.9 0.800 0.5798 -160.2 0.534 50.4 0.0865 27.3 0.8724 -22.3 0.900 0.5832 -167.1 0.486 43.7 0.0853 27.6 0.8662 -24.9 1.000 0.5883 -173.8 0.445 37.5 0.0838 28.6 0.8611 -27.4 1.100 0.5981 -180.0 0.407 32.2 0.0817 30.6 0.8568 -30.0 1.200 0.6107 174.5 0.373 27.4 0.0801 33.3 0.8521 -32.8 1.300 0.6161 169.5 0.339 23.0 0.0784 37.0 0.8436 -35.7 1.400 0.6282 164.8 0.315 20.0 0.0780 42.0 0.8384 -38.5 1.500 0.6392 159.8 0.289 16.7 0.0784 47.6 0.8308 -41.3 1.600 0.6466 155.7 0.263 14.7 0.0813 53.3 0.8213 -44.5 1.700 0.6567 151.3 0.238 11.9 0.0861 59.2 0.8135 -47.5 1.800 0.6661 147.2 0.212 12.2 0.0926 64.4 0.8033 -50.3 1.900 0.6755 143.5 0.194 12.5 0.1020 68.7 0.7926 -53.5 2.000 0.6839 139.4 0.171 15.6 0.1133 71.9 0.7806 -56.7 2.200 0.6979 131.8 0.148 22.6 0.1394 75.6 0.7541 -63.0 2.400 0.7118 124.5 0.138 35.5 0.1705 76.2 0.7237 -69.7 2.600 0.7234 118.1 0.149 48.7 0.2032 74.9 0.6947 -76.1 2.800 0.7313 111.8 0.177 57.1 0.2373 72.2 0.6593 -82.8 3.000 0.7326 105.7 0.210 59.9 0.2704 68.7 0.6252 -89.6 ! ! SIEMENS AG Semiconductor Group, Munich