! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 8 V IC = 6 mA ! Common Emitter S-Parameters: March 1996 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.8609 -1.7 15.120 177.8 0.0011 85.9 0.9880 -0.7 0.020 0.8673 -3.5 14.967 177.1 0.0028 85.2 0.9831 -1.5 0.050 0.8596 -8.6 14.912 172.8 0.0065 85.4 0.9832 -4.0 0.100 0.8404 -17.5 14.613 166.2 0.0123 78.1 0.9713 -7.9 0.150 0.8231 -25.9 14.228 159.6 0.0183 75.3 0.9530 -11.4 0.200 0.7951 -34.4 13.929 153.1 0.0236 72.5 0.9285 -14.9 0.250 0.7649 -41.9 13.311 147.2 0.0279 68.0 0.9012 -18.1 0.300 0.7359 -49.2 12.731 142.3 0.0327 64.6 0.8720 -20.6 0.400 0.6660 -63.2 11.603 131.7 0.0400 59.4 0.8143 -25.1 0.500 0.5968 -75.5 10.392 123.2 0.0456 54.0 0.7581 -28.4 0.600 0.5487 -86.9 9.416 116.2 0.0501 51.1 0.7110 -30.9 0.700 0.5007 -96.9 8.447 110.0 0.0540 48.7 0.6741 -32.6 0.800 0.4563 -106.6 7.755 104.5 0.0571 47.3 0.6427 -34.0 0.900 0.4262 -115.6 7.105 99.6 0.0608 45.8 0.6148 -35.1 1.000 0.3970 -125.1 6.506 95.1 0.0627 44.7 0.5923 -36.2 1.100 0.3788 -133.8 6.055 90.8 0.0663 43.9 0.5735 -37.1 1.200 0.3595 -142.2 5.598 87.3 0.0687 43.0 0.5596 -38.1 1.300 0.3520 -149.7 5.207 83.8 0.0712 42.5 0.5457 -39.0 1.400 0.3362 -157.0 4.888 80.6 0.0741 42.1 0.5354 -39.9 1.500 0.3342 -164.3 4.607 77.1 0.0767 41.9 0.5249 -40.7 1.600 0.3292 -171.2 4.335 74.2 0.0794 41.3 0.5177 -41.7 1.700 0.3283 -178.7 4.097 71.1 0.0821 41.1 0.5091 -42.9 1.800 0.3306 175.3 3.888 68.2 0.0844 40.9 0.5004 -43.8 1.900 0.3339 168.9 3.702 65.5 0.0873 40.3 0.4941 -44.9 2.000 0.3370 163.7 3.511 62.9 0.0901 39.8 0.4889 -46.0 2.200 0.3512 153.4 3.205 57.6 0.0954 39.0 0.4774 -48.6 2.400 0.3668 144.2 2.956 52.8 0.1008 38.2 0.4666 -51.3 2.600 0.3865 136.2 2.725 48.1 0.1058 37.2 0.4548 -54.1 2.800 0.4048 129.0 2.534 43.3 0.1110 36.0 0.4462 -57.1 3.000 0.4270 122.1 2.368 38.8 0.1161 34.7 0.4356 -60.0 3.500 0.4811 108.7 2.019 28.1 0.1288 31.7 0.4174 -68.7 4.000 0.5321 98.7 1.754 18.1 0.1409 28.1 0.3994 -78.3 4.500 0.5735 90.0 1.536 8.5 0.1513 24.6 0.3850 -88.9 5.000 0.6121 83.1 1.365 0.1 0.1618 21.6 0.3771 -99.5 5.500 0.6425 77.3 1.224 -8.2 0.1739 18.4 0.3825 -110.5 6.000 0.6724 72.2 1.110 -16.2 0.1853 14.8 0.3926 -121.7 ! ! SIEMENS AG Semiconductor Group, Munich