! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 6 V IC = 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 0.8648 -1.8 13.412 177.1 0.0011 91.9 0.9902 -0.8 0.020 0.8649 -3.6 13.332 176.8 0.0026 84.4 0.9931 -1.7 0.050 0.8592 -9.1 13.104 172.4 0.0072 82.5 0.9852 -4.2 0.100 0.8437 -17.7 12.834 166.9 0.0148 81.8 0.9735 -8.3 0.150 0.8297 -25.7 12.555 159.9 0.0219 75.1 0.9566 -12.2 0.200 0.8057 -34.3 12.239 154.6 0.0282 71.5 0.9335 -15.9 0.250 0.7839 -42.2 11.813 148.9 0.0337 66.9 0.9048 -19.2 0.300 0.7494 -49.6 11.305 143.6 0.0390 64.0 0.8775 -22.2 0.400 0.7011 -63.6 10.367 134.8 0.0475 57.6 0.8145 -27.3 0.500 0.6484 -75.6 9.305 126.2 0.0545 52.8 0.7583 -31.0 0.600 0.6102 -87.2 8.504 119.5 0.0600 49.1 0.7097 -34.0 0.700 0.5761 -97.1 7.762 113.5 0.0638 46.3 0.6675 -36.5 0.800 0.5430 -105.7 7.057 108.1 0.0679 44.1 0.6300 -38.2 0.900 0.5166 -113.5 6.462 103.4 0.0706 42.7 0.5994 -39.5 1.000 0.4933 -121.6 5.985 99.3 0.0732 41.3 0.5767 -40.7 1.100 0.4801 -129.2 5.578 95.4 0.0761 40.5 0.5552 -42.2 1.200 0.4638 -135.6 5.186 91.8 0.0781 39.9 0.5365 -43.3 1.300 0.4550 -141.1 4.840 88.7 0.0808 39.2 0.5233 -44.2 1.400 0.4474 -147.3 4.523 85.6 0.0823 38.8 0.5112 -45.2 1.500 0.4404 -152.3 4.292 82.8 0.0849 38.7 0.5005 -46.2 1.600 0.4350 -158.3 4.030 79.5 0.0868 38.4 0.4889 -47.2 1.700 0.4301 -163.4 3.832 76.9 0.0886 38.7 0.4789 -48.1 1.800 0.4299 -167.9 3.643 74.5 0.0905 38.3 0.4745 -49.0 1.900 0.4293 -172.1 3.482 71.8 0.0933 38.5 0.4694 -50.4 2.000 0.4267 -176.2 3.306 69.3 0.0955 38.2 0.4616 -51.5 2.200 0.4271 175.8 3.027 64.6 0.0997 38.2 0.4540 -53.6 2.400 0.4313 168.6 2.805 59.9 0.1044 38.0 0.4434 -56.5 2.600 0.4356 160.9 2.594 55.6 0.1086 38.0 0.4378 -58.6 2.800 0.4441 155.2 2.424 51.7 0.1130 37.8 0.4288 -61.5 3.000 0.4541 149.6 2.271 47.6 0.1180 38.0 0.4280 -64.0 3.500 0.4866 136.7 1.952 38.1 0.1314 36.7 0.4188 -72.6 4.000 0.5215 126.7 1.717 29.1 0.1432 35.2 0.4085 -82.1 4.500 0.5490 118.7 1.528 20.7 0.1561 33.0 0.4089 -91.7 5.000 0.5793 111.3 1.370 12.7 0.1684 31.2 0.4213 -102.3 5.500 0.6006 105.7 1.226 5.4 0.1803 28.8 0.4279 -111.9 6.000 0.6114 100.3 1.118 -1.3 0.1926 26.8 0.4510 -119.9 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 1.55 0.48 17 0.36 0.900 1.65 0.40 35 0.34 1.800 2.00 0.18 88 0.34 ! ! SIEMENS AG Semiconductor Group, Munich