! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 2.5 V IC = 3 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 0.9037 -1.4 9.103 177.9 0.0012 102.1 0.9949 -0.6 0.020 0.9070 -3.0 9.090 177.6 0.0033 87.8 0.9999 -1.4 0.050 0.9004 -7.2 8.932 173.8 0.0079 83.4 0.9902 -3.4 0.100 0.8922 -14.2 8.836 169.3 0.0160 81.7 0.9834 -6.6 0.150 0.8823 -20.6 8.673 163.3 0.0242 77.9 0.9742 -9.9 0.200 0.8631 -27.5 8.544 158.9 0.0310 73.6 0.9577 -12.9 0.250 0.8472 -34.2 8.395 153.7 0.0381 69.9 0.9382 -15.9 0.300 0.8204 -40.6 8.123 149.1 0.0444 67.0 0.9211 -18.6 0.400 0.7835 -52.1 7.630 141.1 0.0554 60.5 0.8753 -23.5 0.500 0.7325 -63.6 7.054 132.6 0.0648 55.3 0.8299 -27.5 0.600 0.6971 -74.3 6.608 125.9 0.0718 51.2 0.7861 -31.0 0.700 0.6584 -83.3 6.138 119.7 0.0779 47.3 0.7467 -33.9 0.800 0.6213 -92.0 5.664 114.0 0.0832 43.7 0.7097 -36.3 0.900 0.5911 -99.6 5.242 108.8 0.0874 41.3 0.6790 -38.1 1.000 0.5679 -107.6 4.915 104.3 0.0903 39.3 0.6536 -39.8 1.100 0.5447 -115.1 4.621 100.1 0.0931 37.6 0.6292 -41.7 1.200 0.5238 -122.0 4.332 96.0 0.0959 36.0 0.6086 -43.3 1.300 0.5107 -128.2 4.070 92.5 0.0985 34.7 0.5914 -44.4 1.400 0.4946 -134.1 3.819 89.1 0.0996 33.6 0.5769 -45.8 1.500 0.4883 -139.1 3.640 86.1 0.1011 32.9 0.5626 -46.9 1.600 0.4752 -145.6 3.423 82.5 0.1031 32.0 0.5490 -48.1 1.700 0.4703 -150.7 3.270 79.6 0.1045 31.7 0.5373 -49.2 1.800 0.4642 -156.0 3.121 76.8 0.1065 31.2 0.5320 -50.2 1.900 0.4618 -160.8 2.991 74.0 0.1080 30.9 0.5242 -51.7 2.000 0.4552 -165.4 2.849 71.1 0.1098 30.6 0.5149 -52.9 2.200 0.4514 -173.9 2.613 66.0 0.1128 30.0 0.5048 -55.1 2.400 0.4506 178.0 2.434 60.9 0.1155 29.5 0.4914 -57.9 2.600 0.4571 169.6 2.254 56.4 0.1180 29.4 0.4837 -60.2 2.800 0.4599 162.9 2.115 51.9 0.1211 29.2 0.4731 -63.0 3.000 0.4672 156.8 1.984 47.6 0.1246 29.3 0.4708 -65.6 3.500 0.4961 142.4 1.710 37.3 0.1353 28.8 0.4613 -74.0 4.000 0.5295 131.0 1.505 27.7 0.1442 28.1 0.4506 -83.4 4.500 0.5590 122.0 1.342 18.9 0.1543 26.7 0.4521 -92.9 5.000 0.5876 114.0 1.207 10.6 0.1644 25.7 0.4654 -103.4 5.500 0.6087 108.0 1.072 3.3 0.1749 24.3 0.4713 -113.0 6.000 0.6173 102.3 0.977 -3.6 0.1865 22.9 0.4935 -121.1 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 1.40 0.56 17 0.36 0.900 1.50 0.45 35 0.34 1.800 1.85 0.25 82 0.36 ! ! SIEMENS AG Semiconductor Group, Munich