! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 10 V IC = 0.2 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 0.9942 -0.5 0.753 178.6 0.0013 91.2 0.9999 -0.1 0.020 0.9999 -1.0 0.768 179.0 0.0032 89.4 0.9999 -0.6 0.050 0.9964 -2.1 0.771 177.0 0.0078 88.8 0.9983 -1.2 0.100 0.9869 -4.3 0.767 175.3 0.0160 87.4 0.9968 -2.4 0.150 0.9925 -6.1 0.773 171.8 0.0240 84.7 0.9982 -3.6 0.200 0.9897 -8.2 0.777 169.7 0.0314 83.4 0.9976 -4.8 0.250 0.9856 -10.3 0.777 167.4 0.0393 80.7 0.9949 -6.0 0.300 0.9857 -12.5 0.779 164.6 0.0469 80.1 0.9962 -7.3 0.400 0.9795 -16.4 0.775 160.5 0.0622 76.6 0.9931 -9.7 0.500 0.9741 -20.7 0.765 154.5 0.0771 73.5 0.9894 -12.0 0.600 0.9672 -24.7 0.765 149.8 0.0920 70.3 0.9851 -14.3 0.700 0.9643 -28.7 0.767 145.1 0.1059 67.1 0.9791 -16.7 0.800 0.9479 -32.6 0.762 140.5 0.1196 63.6 0.9735 -19.0 0.900 0.9406 -36.5 0.757 135.6 0.1328 60.6 0.9663 -21.3 1.000 0.9314 -40.9 0.754 131.6 0.1444 57.6 0.9596 -23.5 1.100 0.9192 -44.8 0.756 127.0 0.1565 54.8 0.9530 -25.8 1.200 0.9046 -48.7 0.746 122.8 0.1685 51.7 0.9465 -28.1 1.300 0.8938 -52.8 0.745 118.9 0.1789 49.0 0.9395 -30.1 1.400 0.8832 -56.5 0.739 114.4 0.1880 46.2 0.9311 -32.3 1.500 0.8695 -60.7 0.749 110.7 0.1971 43.4 0.9229 -34.3 1.600 0.8446 -64.8 0.742 106.1 0.2062 40.9 0.9128 -36.3 1.700 0.8386 -69.2 0.745 102.4 0.2136 38.1 0.9016 -38.3 1.800 0.8142 -72.9 0.746 97.9 0.2215 35.9 0.8956 -40.1 1.900 0.8044 -77.1 0.747 94.2 0.2287 33.3 0.8898 -42.1 2.000 0.7889 -81.1 0.742 89.6 0.2353 30.9 0.8805 -43.9 2.200 0.7607 -89.3 0.731 82.4 0.2464 26.0 0.8647 -47.5 2.400 0.7324 -97.3 0.726 75.0 0.2553 21.4 0.8465 -51.4 2.600 0.6994 -106.2 0.718 68.4 0.2599 17.2 0.8291 -54.5 2.800 0.6764 -114.1 0.707 61.6 0.2667 12.7 0.8161 -58.0 3.000 0.6551 -122.9 0.697 55.2 0.2688 8.8 0.8088 -61.2 3.500 0.6103 -144.8 0.666 39.5 0.2763 -1.1 0.7948 -69.9 4.000 0.5898 -165.9 0.626 25.7 0.2647 -10.5 0.7730 -79.4 4.500 0.5951 175.6 0.583 13.5 0.2485 -18.9 0.7701 -88.9 5.000 0.6063 158.9 0.535 2.8 0.2232 -25.7 0.7806 -99.2 5.500 0.6257 145.7 0.473 -6.0 0.1956 -30.1 0.7787 -108.9 6.000 0.6428 135.5 0.420 -12.4 0.1700 -31.3 0.7925 -117.5 ! ! SIEMENS AG Semiconductor Group, Munich