! SIEMENS Small Signal Semiconductors ! BF660 ! Si PNP RF Bipolar Junction Transistor in SOT23 ! VCE = -6 V IC = -4 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 0.8515 -13.5 11.560 170.4 0.0026 85.5 0.9952 -1.3 0.020 0.8292 -26.3 11.127 161.1 0.0053 75.2 0.9839 -2.5 0.050 0.7312 -59.5 9.204 138.6 0.0106 62.2 0.9469 -4.5 0.100 0.6033 -96.2 6.313 115.9 0.0154 51.0 0.9074 -5.3 0.150 0.5540 -117.5 4.604 103.3 0.0183 49.3 0.8904 -5.4 0.200 0.5292 -130.7 3.557 94.6 0.0204 49.0 0.8832 -5.7 0.250 0.5272 -140.2 2.879 88.3 0.0227 49.6 0.8808 -6.1 0.300 0.5289 -147.2 2.417 83.0 0.0244 50.3 0.8784 -6.7 0.400 0.5437 -158.1 1.809 74.5 0.0277 51.9 0.8783 -8.2 0.500 0.5634 -166.0 1.443 67.3 0.0306 53.5 0.8773 -9.8 0.600 0.5784 -172.8 1.192 60.9 0.0329 56.4 0.8778 -11.5 0.700 0.5961 -178.6 1.017 55.2 0.0350 60.6 0.8781 -13.3 0.800 0.6124 175.9 0.883 49.6 0.0370 64.0 0.8787 -15.1 0.900 0.6293 171.0 0.781 44.5 0.0391 68.9 0.8783 -17.1 1.000 0.6415 166.4 0.695 39.9 0.0421 73.9 0.8786 -19.0 1.100 0.6561 162.0 0.626 35.4 0.0456 79.5 0.8776 -21.1 1.200 0.6733 157.5 0.565 31.2 0.0501 84.2 0.8783 -23.2 1.300 0.6804 153.6 0.509 27.2 0.0560 88.5 0.8779 -25.4 1.400 0.6908 149.9 0.467 24.4 0.0630 92.0 0.8772 -27.5 1.500 0.7031 145.9 0.425 21.1 0.0707 94.8 0.8758 -29.7 1.600 0.7111 142.4 0.387 18.2 0.0798 96.7 0.8739 -32.1 1.700 0.7203 138.7 0.350 15.1 0.0898 98.0 0.8731 -34.5 1.800 0.7270 135.6 0.317 13.9 0.1008 98.8 0.8699 -36.8 1.900 0.7360 132.2 0.284 12.1 0.1127 99.2 0.8670 -39.1 2.000 0.7468 128.8 0.255 12.8 0.1251 99.0 0.8625 -41.7 2.200 0.7532 122.2 0.208 12.7 0.1528 97.7 0.8512 -46.7 2.400 0.7664 115.6 0.170 19.7 0.1822 95.1 0.8382 -52.1 2.600 0.7742 109.8 0.152 31.5 0.2132 91.9 0.8233 -57.4 2.800 0.7816 103.9 0.150 45.7 0.2454 88.1 0.8032 -63.0 3.000 0.7825 98.5 0.170 58.3 0.2775 83.8 0.7828 -68.7 ! ! SIEMENS AG Semiconductor Group, Munich