! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -2 V IC = -15 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 0.4951 -128.9 4.769 127.2 0.0115 32.9 0.6213 -5.5 0.020 0.5496 -151.0 2.807 115.0 0.0133 21.9 0.5936 -4.2 0.050 0.5918 -165.1 1.365 107.3 0.0141 21.0 0.5823 -3.4 0.100 0.6360 -170.6 0.830 98.5 0.0152 29.1 0.5779 -4.2 0.150 0.6686 -174.1 0.615 89.5 0.0166 39.9 0.5755 -5.6 0.200 0.6879 -177.2 0.489 81.2 0.0187 48.3 0.5715 -7.1 0.250 0.7069 -179.8 0.406 73.6 0.0213 55.6 0.5681 -8.5 0.300 0.7173 177.7 0.347 67.2 0.0243 61.3 0.5629 -9.9 0.400 0.7339 172.6 0.271 56.5 0.0312 69.0 0.5541 -12.5 0.500 0.7455 168.7 0.218 48.7 0.0390 73.9 0.5444 -15.1 0.600 0.7532 164.5 0.185 43.6 0.0472 76.8 0.5345 -17.5 0.700 0.7614 160.6 0.158 39.8 0.0563 78.8 0.5254 -19.8 0.800 0.7699 157.0 0.138 37.7 0.0654 79.6 0.5161 -22.1 0.900 0.7765 153.5 0.127 38.7 0.0749 80.1 0.5070 -24.5 1.000 0.7788 149.7 0.114 41.6 0.0846 80.2 0.4983 -26.7 1.100 0.7845 146.2 0.108 46.4 0.0946 80.4 0.4896 -29.0 1.200 0.7927 142.8 0.106 51.7 0.1054 79.6 0.4808 -31.4 1.300 0.7922 139.4 0.108 56.2 0.1157 79.1 0.4715 -33.7 1.400 0.7967 136.5 0.116 61.1 0.1269 78.5 0.4630 -35.9 1.500 0.7970 133.2 0.121 64.3 0.1376 77.5 0.4535 -38.2 1.600 0.8000 130.1 0.134 67.1 0.1488 76.4 0.4430 -40.8 1.700 0.8001 127.2 0.141 67.7 0.1601 75.4 0.4337 -43.2 1.800 0.7951 124.3 0.154 70.3 0.1720 74.1 0.4248 -45.4 1.900 0.7984 121.8 0.166 69.8 0.1834 72.9 0.4143 -47.8 2.000 0.7997 118.4 0.179 71.4 0.1952 71.6 0.4037 -50.2 2.200 0.7938 113.1 0.205 67.7 0.2187 68.8 0.3838 -54.9 2.400 0.7922 107.8 0.230 65.9 0.2424 65.7 0.3628 -59.8 2.600 0.7869 102.8 0.256 62.7 0.2642 62.5 0.3428 -64.6 2.800 0.7835 98.1 0.283 59.5 0.2870 59.3 0.3209 -69.7 3.000 0.7758 94.0 0.303 57.0 0.3079 55.9 0.3007 -75.0 ! ! SIEMENS AG Semiconductor Group, Munich