! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 8 V IC = 1.5 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 0.9577 -0.8 4.985 178.1 0.0014 93.0 0.9976 -0.5 0.020 0.9533 -1.9 4.983 178.4 0.0032 87.2 0.9999 -1.0 0.050 0.9545 -4.4 4.935 175.6 0.0077 86.0 0.9940 -2.1 0.100 0.9469 -8.7 4.887 173.0 0.0159 84.8 0.9933 -4.3 0.150 0.9452 -12.8 4.892 168.6 0.0234 81.0 0.9902 -6.6 0.200 0.9400 -16.8 4.850 165.6 0.0306 79.1 0.9827 -8.7 0.250 0.9316 -21.1 4.831 162.0 0.0379 75.8 0.9748 -10.9 0.300 0.9193 -25.6 4.784 158.4 0.0450 73.6 0.9699 -13.0 0.400 0.8956 -33.6 4.659 152.4 0.0585 68.2 0.9489 -17.0 0.500 0.8637 -41.1 4.458 145.2 0.0706 64.0 0.9255 -20.6 0.600 0.8408 -49.0 4.331 139.4 0.0817 59.2 0.9026 -24.1 0.700 0.8123 -56.2 4.190 133.7 0.0908 55.2 0.8753 -27.4 0.800 0.7725 -63.3 3.997 128.1 0.0996 51.1 0.8485 -30.2 0.900 0.7446 -69.6 3.816 122.8 0.1064 47.8 0.8224 -32.9 1.000 0.7149 -75.9 3.657 118.3 0.1126 44.8 0.8001 -35.3 1.100 0.6886 -82.6 3.521 113.8 0.1187 41.8 0.7775 -37.7 1.200 0.6613 -88.5 3.368 109.5 0.1233 39.2 0.7564 -40.1 1.300 0.6377 -94.4 3.223 105.6 0.1275 36.9 0.7368 -41.8 1.400 0.6128 -99.9 3.074 101.5 0.1304 34.5 0.7188 -43.9 1.500 0.5951 -105.8 2.977 98.0 0.1325 32.6 0.6998 -45.5 1.600 0.5664 -111.5 2.838 93.9 0.1357 31.0 0.6826 -47.0 1.700 0.5531 -116.9 2.750 90.7 0.1371 29.3 0.6646 -48.6 1.800 0.5366 -122.0 2.643 87.4 0.1395 27.9 0.6547 -49.9 1.900 0.5263 -127.4 2.559 84.1 0.1410 26.5 0.6439 -51.7 2.000 0.5090 -132.2 2.452 80.8 0.1431 25.4 0.6302 -53.0 2.200 0.4902 -142.4 2.285 74.8 0.1451 23.0 0.6115 -55.6 2.400 0.4720 -151.7 2.146 69.1 0.1472 21.0 0.5930 -58.7 2.600 0.4620 -161.8 2.015 63.8 0.1472 19.8 0.5770 -61.0 2.800 0.4550 -170.2 1.901 58.8 0.1486 18.3 0.5632 -63.9 3.000 0.4551 -178.7 1.798 53.8 0.1490 17.6 0.5556 -66.3 3.500 0.4685 162.3 1.573 42.2 0.1537 15.5 0.5393 -74.1 4.000 0.4946 146.9 1.395 31.6 0.1545 13.8 0.5246 -82.9 4.500 0.5245 135.2 1.247 22.0 0.1575 12.6 0.5243 -91.8 5.000 0.5500 124.8 1.126 13.0 0.1594 12.6 0.5345 -101.8 5.500 0.5762 117.3 1.004 5.0 0.1635 12.8 0.5371 -111.0 6.000 0.5896 110.5 0.909 -2.3 0.1694 13.3 0.5567 -118.9 ! ! SIEMENS AG Semiconductor Group, Munich