! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 10 V IC = 2.5 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 0.9366 -1.1 7.760 177.4 0.0014 96.7 0.9935 -0.5 0.020 0.9342 -2.2 7.707 177.8 0.0029 87.1 0.9999 -1.2 0.050 0.9316 -5.7 7.575 174.6 0.0073 87.2 0.9906 -2.8 0.100 0.9225 -11.2 7.531 171.2 0.0153 81.9 0.9874 -5.6 0.150 0.9208 -16.4 7.447 166.0 0.0228 79.0 0.9802 -8.5 0.200 0.9073 -21.5 7.385 162.3 0.0295 76.5 0.9698 -11.0 0.250 0.8975 -27.1 7.328 158.0 0.0368 72.8 0.9556 -13.7 0.300 0.8726 -32.4 7.161 153.8 0.0432 70.6 0.9446 -16.3 0.400 0.8411 -42.0 6.839 146.8 0.0551 64.3 0.9105 -20.8 0.500 0.7990 -51.5 6.461 138.8 0.0652 59.5 0.8751 -24.9 0.600 0.7634 -60.7 6.158 132.4 0.0739 55.2 0.8384 -28.6 0.700 0.7244 -69.0 5.813 126.5 0.0812 51.3 0.8026 -31.9 0.800 0.6831 -76.8 5.444 120.8 0.0874 47.6 0.7682 -34.5 0.900 0.6518 -83.4 5.105 115.6 0.0931 45.0 0.7381 -36.8 1.000 0.6155 -91.0 4.841 110.9 0.0966 42.3 0.7110 -39.0 1.100 0.5920 -98.4 4.602 106.6 0.1008 40.0 0.6862 -41.1 1.200 0.5632 -104.7 4.340 102.4 0.1040 38.1 0.6630 -43.1 1.300 0.5455 -110.6 4.109 98.8 0.1066 36.4 0.6426 -44.5 1.400 0.5241 -116.6 3.874 95.1 0.1087 34.7 0.6249 -46.2 1.500 0.5108 -121.9 3.711 92.0 0.1108 33.7 0.6082 -47.5 1.600 0.4898 -128.2 3.509 88.2 0.1131 32.6 0.5924 -48.8 1.700 0.4801 -133.8 3.368 85.2 0.1146 31.6 0.5777 -50.1 1.800 0.4663 -138.9 3.221 82.3 0.1168 30.8 0.5693 -51.1 1.900 0.4575 -144.2 3.104 79.2 0.1182 30.0 0.5593 -52.7 2.000 0.4476 -149.4 2.961 76.2 0.1200 29.4 0.5477 -53.9 2.200 0.4373 -158.6 2.726 71.0 0.1226 28.2 0.5334 -56.2 2.400 0.4283 -168.1 2.549 65.6 0.1255 27.3 0.5163 -59.0 2.600 0.4266 -177.1 2.371 60.9 0.1276 26.5 0.5052 -61.1 2.800 0.4243 174.9 2.231 56.3 0.1299 26.1 0.4915 -63.9 3.000 0.4314 167.9 2.096 51.8 0.1326 25.8 0.4873 -66.3 3.500 0.4561 151.2 1.814 41.2 0.1417 24.7 0.4735 -74.1 4.000 0.4876 137.8 1.604 31.4 0.1483 23.5 0.4592 -83.1 4.500 0.5186 127.7 1.431 22.4 0.1565 22.1 0.4585 -92.1 5.000 0.5493 118.8 1.292 13.8 0.1636 21.2 0.4693 -102.1 5.500 0.5709 112.1 1.151 6.2 0.1722 20.2 0.4735 -111.3 6.000 0.5842 106.1 1.051 -1.0 0.1820 19.2 0.4944 -119.0 ! ! SIEMENS AG Semiconductor Group, Munich