! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 10 V IC = 4 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 0.9015 -1.4 11.288 177.0 0.0013 91.4 0.9908 -0.7 0.020 0.9025 -2.9 11.161 177.0 0.0029 85.6 0.9898 -1.5 0.050 0.8982 -7.3 11.016 173.2 0.0074 85.7 0.9864 -3.6 0.100 0.8858 -14.4 10.874 168.9 0.0149 82.6 0.9790 -7.2 0.150 0.8764 -21.2 10.663 162.6 0.0221 76.7 0.9668 -10.6 0.200 0.8574 -28.3 10.501 158.1 0.0285 73.9 0.9494 -13.9 0.250 0.8383 -35.2 10.243 152.9 0.0353 69.4 0.9265 -17.1 0.300 0.8122 -41.3 9.879 148.1 0.0407 66.6 0.9075 -20.0 0.400 0.7639 -53.2 9.268 139.9 0.0501 60.6 0.8560 -25.0 0.500 0.7096 -64.5 8.509 131.5 0.0585 55.6 0.8063 -29.2 0.600 0.6712 -75.1 7.885 124.9 0.0654 51.5 0.7603 -32.6 0.700 0.6337 -83.9 7.290 118.8 0.0704 48.3 0.7180 -35.5 0.800 0.5914 -92.5 6.701 113.2 0.0751 45.5 0.6807 -37.8 0.900 0.5609 -100.3 6.208 108.2 0.0788 43.4 0.6478 -39.5 1.000 0.5311 -108.2 5.797 103.8 0.0815 41.4 0.6207 -41.2 1.100 0.5120 -115.4 5.439 99.8 0.0845 40.2 0.5969 -42.9 1.200 0.4918 -122.1 5.084 95.9 0.0872 39.1 0.5762 -44.4 1.300 0.4749 -128.3 4.757 92.7 0.0898 38.0 0.5586 -45.4 1.400 0.4576 -134.0 4.459 89.4 0.0914 37.1 0.5452 -46.7 1.500 0.4518 -139.3 4.245 86.5 0.0939 36.6 0.5309 -47.8 1.600 0.4418 -145.3 3.993 83.1 0.0960 36.2 0.5176 -48.8 1.700 0.4294 -151.0 3.814 80.2 0.0976 35.8 0.5052 -49.9 1.800 0.4260 -156.3 3.634 77.6 0.0998 35.3 0.4990 -50.8 1.900 0.4232 -160.9 3.477 74.9 0.1017 35.2 0.4916 -52.2 2.000 0.4183 -166.0 3.311 72.2 0.1038 34.9 0.4817 -53.3 2.200 0.4132 -174.1 3.035 67.4 0.1082 34.6 0.4721 -55.4 2.400 0.4130 177.4 2.821 62.5 0.1119 34.3 0.4584 -58.1 2.600 0.4163 169.7 2.613 58.1 0.1154 33.7 0.4508 -60.2 2.800 0.4215 162.8 2.446 54.0 0.1194 33.6 0.4395 -63.0 3.000 0.4286 156.1 2.293 49.7 0.1236 33.6 0.4377 -65.4 3.500 0.4609 142.1 1.977 39.9 0.1356 32.3 0.4263 -73.6 4.000 0.4962 130.7 1.740 30.7 0.1461 30.9 0.4137 -82.8 4.500 0.5261 122.1 1.553 22.1 0.1574 29.2 0.4128 -92.1 5.000 0.5563 114.2 1.396 14.0 0.1681 27.4 0.4244 -102.4 5.500 0.5801 108.2 1.248 6.6 0.1785 25.4 0.4302 -111.8 6.000 0.5908 102.5 1.137 -0.4 0.1901 23.6 0.4517 -119.6 ! ! SIEMENS AG Semiconductor Group, Munich