! Alpha Industries, Inc. Small-Signal Device S-Parameters ! Dec-09-94 ! Part Number: SMV1204-12 ! Description: Silicon HyperAbrupt Varactor Diode in SOT-23 ! Application: Low Frequency VCXO and TCXO ! Bias Voltage (V) = 10 ! Bias Current (mA) = Reverse Leakage Only # GHZ S MA R 50 0.20000 0.843 -33.044 0.532 56.885 0.534 57.041 0.842 -32.868 0.25000 0.782 -39.474 0.618 50.738 0.620 50.214 0.781 -39.893 0.30000 0.720 -44.835 0.687 45.093 0.690 45.164 0.717 -44.573 0.35000 0.663 -49.701 0.744 40.490 0.742 40.046 0.662 -50.058 0.40000 0.609 -53.599 0.787 36.192 0.789 36.263 0.604 -53.122 0.45000 0.560 -57.571 0.821 32.801 0.817 32.496 0.559 -57.723 0.50000 0.518 -60.202 0.850 29.465 0.852 29.493 0.511 -59.503 0.55000 0.476 -63.361 0.874 26.806 0.868 26.763 0.478 -63.572 0.60000 0.443 -65.425 0.891 24.211 0.892 24.285 0.436 -64.312 0.65000 0.409 -67.970 0.907 22.104 0.903 22.252 0.411 -68.249 0.70000 0.383 -69.539 0.918 20.052 0.919 20.103 0.375 -67.909 0.75000 0.353 -71.607 0.930 18.311 0.925 18.585 0.356 -72.189 0.80000 0.332 -72.879 0.937 16.650 0.938 16.713 0.325 -70.706 0.85000 0.306 -74.493 0.946 15.181 0.943 15.517 0.309 -75.434 0.90000 0.290 -75.708 0.950 13.809 0.950 13.860 0.284 -72.989 0.95000 0.267 -76.963 0.957 12.517 0.956 12.841 0.270 -77.914 1.00000 0.254 -78.049 0.961 11.357 0.961 11.467 0.250 -75.007 1.05000 0.234 -79.033 0.966 10.238 0.966 10.568 0.236 -80.169 1.10000 0.223 -80.159 0.968 9.179 0.968 9.319 0.220 -76.713 1.15000 0.205 -80.648 0.972 8.246 0.975 8.466 0.207 -81.941 1.20000 0.197 -81.896 0.974 7.322 0.974 7.442 0.194 -78.065 1.25000 0.180 -82.087 0.977 6.404 0.979 6.654 0.181 -83.165 1.30000 0.173 -83.740 0.979 5.603 0.979 5.713 0.171 -79.395 1.35000 0.159 -83.149 0.981 4.742 0.983 4.952 0.159 -84.043 1.40000 0.151 -85.186 0.982 4.035 0.983 4.195 0.150 -80.556 1.45000 0.139 -84.283 0.985 3.259 0.986 3.389 0.139 -84.484 1.50000 0.131 -86.394 0.985 2.605 0.985 2.775 0.131 -81.487 1.55000 0.121 -85.180 0.986 1.884 0.988 2.044 0.122 -84.737 1.60000 0.113 -87.406 0.987 1.264 0.988 1.424 0.113 -82.029 1.65000 0.105 -85.915 0.988 0.607 0.989 0.757 0.106 -84.751 1.70000 0.097 -88.332 0.989 0.041 0.989 0.181 0.098 -82.801 1.75000 0.090 -86.577 0.990 -0.563 0.991 -0.473 0.092 -84.420 1.80000 0.082 -89.073 0.990 -1.165 0.991 -0.985 0.082 -83.084 1.85000 0.075 -87.335 0.990 -1.676 0.992 -1.606 0.079 -83.412 1.90000 0.068 -89.442 0.991 -2.224 0.992 -2.094 0.068 -83.252 1.95000 0.062 -87.397 0.991 -2.793 0.992 -2.663 0.067 -81.486 2.00000 0.055 -89.938 0.992 -3.297 0.993 -3.137 0.054 -83.681 2.05000 0.049 -86.652 0.991 -3.734 0.993 -3.534 0.056 -80.180 2.10000 0.042 -89.211 0.992 -4.295 0.992 -4.105 0.041 -82.466 2.15000 0.037 -85.059 0.991 -4.750 0.992 -4.580 0.046 -77.649 2.20000 0.030 -87.160 0.992 -5.245 0.994 -5.058 0.028 -79.898 2.25000 0.025 -81.602 0.991 -5.662 0.991 -5.455 0.036 -73.539 2.30000 0.019 -84.987 0.992 -6.130 0.992 -5.927 0.016 -70.572 2.35000 0.014 -71.232 0.992 -6.555 0.991 -6.411 0.026 -66.817 2.40000 0.009 -76.634 0.991 -6.943 0.993 -6.787 0.007 -35.921 2.45000 0.007 -25.240 0.991 -7.300 0.992 -7.175 0.018 -52.740 2.50000 0.003 35.768 0.990 -7.704 0.991 -7.634 0.010 43.471 2.55000 0.010 36.929 0.990 -8.119 0.992 -7.974 0.012 -19.464 2.60000 0.014 68.907 0.991 -8.533 0.992 -8.375 0.020 61.480 2.65000 0.019 58.013 0.990 -8.902 0.991 -8.732 0.013 27.081 2.70000 0.023 72.259 0.990 -9.284 0.991 -9.175 0.028 67.642 2.75000 0.027 62.867 0.990 -9.624 0.991 -9.507 0.020 50.970 2.80000 0.033 73.417 0.990 -10.060 0.990 -9.886 0.037 70.299 2.85000 0.034 65.962 0.989 -10.345 0.990 -10.197 0.030 60.079 2.90000 0.042 74.586 0.989 -10.744 0.990 -10.584 0.045 71.170 2.95000 0.042 68.214 0.989 -11.112 0.989 -10.953 0.039 64.667 3.00000 0.050 74.214 0.988 -11.411 0.989 -11.230 0.053 72.528 ! Alpha Industries, Inc. ! 20 Sylvan Road ! Woburn, MA 01801, USA ! Tel: + (617) 935-5150 ! Fax: + (617) 935-4939