! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -2.5 V IC = -3 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 0.8763 -12.6 9.219 171.1 0.0035 83.6 0.9940 -1.5 0.020 0.8543 -24.6 8.920 162.3 0.0069 76.5 0.9834 -2.7 0.050 0.7653 -56.6 7.541 140.6 0.0149 62.0 0.9441 -5.3 0.100 0.6385 -93.2 5.337 117.7 0.0214 49.5 0.8957 -6.5 0.150 0.5797 -115.2 3.946 104.4 0.0252 46.1 0.8742 -6.7 0.200 0.5488 -129.3 3.071 95.2 0.0278 44.9 0.8637 -7.2 0.250 0.5426 -139.2 2.502 88.2 0.0303 45.4 0.8589 -7.7 0.300 0.5432 -146.6 2.106 82.5 0.0325 45.9 0.8552 -8.4 0.400 0.5503 -157.6 1.588 73.2 0.0364 47.0 0.8533 -10.1 0.500 0.5656 -165.5 1.272 65.2 0.0400 48.7 0.8519 -12.0 0.600 0.5816 -172.3 1.057 58.2 0.0425 50.6 0.8516 -14.1 0.700 0.5977 -178.0 0.903 51.8 0.0448 53.9 0.8512 -16.2 0.800 0.6147 176.5 0.785 45.8 0.0468 57.2 0.8489 -18.4 0.900 0.6284 171.7 0.694 40.4 0.0490 61.2 0.8468 -20.8 1.000 0.6413 167.0 0.618 35.4 0.0516 65.9 0.8462 -23.1 1.100 0.6554 162.4 0.557 30.4 0.0550 71.1 0.8450 -25.5 1.200 0.6748 158.0 0.503 26.5 0.0601 75.8 0.8426 -28.1 1.300 0.6796 154.2 0.450 22.2 0.0663 80.1 0.8393 -30.8 1.400 0.6946 150.3 0.413 19.4 0.0738 83.7 0.8362 -33.3 1.500 0.7029 146.4 0.373 16.0 0.0822 86.8 0.8324 -36.0 1.600 0.7123 142.8 0.338 13.7 0.0924 88.8 0.8266 -38.9 1.700 0.7221 139.2 0.302 11.0 0.1038 90.2 0.8219 -41.8 1.800 0.7294 135.8 0.268 10.8 0.1159 91.0 0.8150 -44.5 1.900 0.7385 132.5 0.239 10.2 0.1294 91.3 0.8071 -47.4 2.000 0.7448 128.8 0.211 12.3 0.1434 91.1 0.7986 -50.5 2.200 0.7522 122.3 0.174 16.3 0.1737 89.4 0.7775 -56.4 2.400 0.7636 115.9 0.147 29.3 0.2064 86.5 0.7547 -62.7 2.600 0.7690 109.9 0.152 43.7 0.2387 82.9 0.7294 -68.7 2.800 0.7728 104.1 0.173 54.6 0.2719 78.8 0.6990 -75.2 3.000 0.7703 98.6 0.199 61.0 0.3038 74.3 0.6692 -81.6 ! ! SIEMENS AG Semiconductor Group, Munich