! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -2.5 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 0.9177 -9.6 6.568 173.1 0.0036 85.5 0.9974 -1.2 0.020 0.9024 -18.8 6.437 166.1 0.0073 78.2 0.9903 -2.1 0.050 0.8356 -44.3 5.756 147.9 0.0160 66.7 0.9644 -4.6 0.100 0.7118 -77.5 4.467 125.8 0.0249 52.5 0.9222 -6.4 0.150 0.6318 -100.2 3.479 111.6 0.0297 46.7 0.8964 -7.1 0.200 0.5836 -116.1 2.783 101.1 0.0331 44.0 0.8828 -7.7 0.250 0.5616 -127.9 2.302 93.4 0.0356 43.1 0.8753 -8.2 0.300 0.5495 -136.6 1.959 87.1 0.0377 42.8 0.8690 -8.8 0.400 0.5445 -149.6 1.494 76.9 0.0416 43.4 0.8650 -10.5 0.500 0.5528 -159.1 1.207 68.3 0.0450 44.1 0.8629 -12.4 0.600 0.5624 -166.6 1.009 60.8 0.0475 45.6 0.8603 -14.4 0.700 0.5773 -173.0 0.868 54.1 0.0498 48.0 0.8593 -16.5 0.800 0.5923 -178.9 0.759 48.0 0.0511 50.2 0.8587 -18.6 0.900 0.6077 175.9 0.673 42.3 0.0527 53.4 0.8572 -21.0 1.000 0.6215 170.9 0.603 36.9 0.0544 57.7 0.8547 -23.3 1.100 0.6345 166.0 0.542 32.0 0.0566 62.5 0.8532 -25.7 1.200 0.6512 161.5 0.489 27.6 0.0601 67.3 0.8502 -28.2 1.300 0.6582 157.3 0.441 23.6 0.0646 72.3 0.8478 -30.9 1.400 0.6733 153.3 0.405 20.9 0.0707 77.0 0.8451 -33.4 1.500 0.6841 149.2 0.367 17.5 0.0776 80.9 0.8407 -36.0 1.600 0.6953 145.5 0.332 14.9 0.0869 83.9 0.8353 -39.0 1.700 0.7063 141.7 0.298 12.0 0.0970 86.6 0.8308 -41.8 1.800 0.7109 138.3 0.266 12.2 0.1086 87.9 0.8240 -44.4 1.900 0.7227 134.9 0.240 10.7 0.1210 88.8 0.8165 -47.4 2.000 0.7315 131.2 0.214 12.7 0.1344 89.3 0.8072 -50.3 2.200 0.7389 124.2 0.174 16.9 0.1643 88.5 0.7873 -56.2 2.400 0.7486 117.8 0.150 29.4 0.1966 85.9 0.7649 -62.6 2.600 0.7563 111.2 0.155 43.1 0.2294 82.7 0.7404 -68.6 2.800 0.7634 105.9 0.172 53.5 0.2628 78.9 0.7102 -75.0 3.000 0.7608 100.1 0.202 60.6 0.2954 74.7 0.6808 -81.4 ! ! SIEMENS AG Semiconductor Group, Munich