! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 4 V IC = 0.5 mA ! Common Emitter S-Parameters: August 1996 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.9824 -0.5 1.833 178.6 0.0015 97.6 0.9983 -0.3 0.020 0.9790 -1.1 1.832 179.1 0.0032 90.1 1.0000 -0.6 0.050 0.9835 -3.0 1.823 176.7 0.0081 88.5 0.9967 -1.5 0.100 0.9758 -5.6 1.811 174.9 0.0163 86.4 0.9960 -2.9 0.150 0.9797 -8.1 1.809 171.4 0.0245 83.4 0.9984 -4.5 0.200 0.9778 -11.0 1.811 169.1 0.0327 81.2 0.9953 -6.0 0.250 0.9744 -13.6 1.809 166.5 0.0404 79.3 0.9916 -7.5 0.300 0.9648 -16.8 1.800 163.6 0.0483 77.8 0.9909 -8.9 0.400 0.9542 -22.0 1.791 159.0 0.0639 73.8 0.9836 -11.8 0.500 0.9434 -27.4 1.755 152.9 0.0784 69.9 0.9759 -14.7 0.600 0.9343 -32.8 1.736 148.4 0.0932 65.9 0.9673 -17.5 0.700 0.9211 -38.1 1.713 143.2 0.1060 62.6 0.9569 -20.3 0.800 0.8965 -43.0 1.684 138.2 0.1187 58.5 0.9446 -22.9 0.900 0.8837 -48.3 1.651 133.3 0.1299 55.2 0.9300 -25.5 1.000 0.8683 -53.2 1.628 129.0 0.1402 51.8 0.9173 -27.9 1.100 0.8479 -58.4 1.602 124.7 0.1505 48.7 0.9054 -30.4 1.200 0.8274 -63.3 1.562 120.3 0.1601 45.3 0.8936 -33.0 1.300 0.8134 -68.0 1.533 116.4 0.1684 42.4 0.8809 -35.1 1.400 0.7908 -72.7 1.492 112.2 0.1745 39.5 0.8666 -37.3 1.500 0.7775 -77.5 1.484 108.4 0.1808 36.8 0.8536 -39.4 1.600 0.7460 -82.5 1.441 103.9 0.1871 34.6 0.8407 -41.2 1.700 0.7346 -87.6 1.434 100.2 0.1914 31.8 0.8233 -43.2 1.800 0.7079 -92.3 1.404 96.0 0.1965 29.8 0.8142 -44.8 1.900 0.6950 -97.1 1.379 92.5 0.2006 27.2 0.8041 -47.0 2.000 0.6740 -101.7 1.346 88.1 0.2047 25.1 0.7923 -48.6 2.200 0.6465 -110.9 1.290 81.5 0.2101 20.7 0.7728 -52.0 2.400 0.6186 -119.9 1.240 74.6 0.2136 16.9 0.7512 -55.6 2.600 0.5901 -129.9 1.195 68.3 0.2142 13.5 0.7316 -58.3 2.800 0.5697 -138.4 1.148 62.3 0.2167 9.8 0.7175 -61.7 3.000 0.5562 -147.9 1.107 56.1 0.2157 6.8 0.7090 -64.6 3.500 0.5361 -169.8 1.004 42.0 0.2161 0.0 0.6923 -72.8 4.000 0.5398 170.8 0.911 29.4 0.2047 -6.1 0.6729 -82.0 4.500 0.5611 154.7 0.828 18.3 0.1924 -10.9 0.6719 -91.3 5.000 0.5809 141.5 0.751 8.2 0.1764 -13.5 0.6838 -101.4 5.500 0.6074 131.2 0.666 -0.1 0.1613 -13.7 0.6843 -110.9 6.000 0.6206 122.7 0.596 -7.1 0.1509 -10.9 0.6988 -119.3 ! ! SIEMENS AG Semiconductor Group, Munich