! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 10 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 0.8770 -1.7 14.860 177.6 0.0013 66.3 0.9853 -0.7 0.020 0.8797 -3.5 14.851 176.9 0.0028 85.8 0.9772 -1.4 0.050 0.8781 -8.1 14.698 172.9 0.0062 86.5 0.9804 -3.9 0.100 0.8576 -16.4 14.299 166.6 0.0121 79.7 0.9707 -7.7 0.150 0.8355 -25.0 14.149 160.0 0.0183 75.4 0.9511 -11.3 0.200 0.8131 -32.9 13.717 153.9 0.0235 71.4 0.9290 -14.7 0.250 0.7881 -39.9 13.143 147.9 0.0280 68.7 0.9030 -17.7 0.300 0.7504 -47.6 12.748 142.9 0.0329 65.0 0.8733 -20.3 0.400 0.6801 -60.4 11.554 132.6 0.0398 59.7 0.8160 -25.0 0.500 0.6149 -72.4 10.375 124.3 0.0464 55.1 0.7646 -28.3 0.600 0.5585 -83.7 9.482 117.1 0.0512 51.8 0.7178 -30.8 0.700 0.5081 -93.2 8.531 110.8 0.0549 49.6 0.6770 -32.8 0.800 0.4606 -103.6 7.833 105.2 0.0582 47.2 0.6451 -34.2 0.900 0.4329 -111.5 7.169 100.5 0.0617 46.0 0.6178 -35.4 1.000 0.4049 -120.6 6.563 96.0 0.0643 45.0 0.5965 -36.5 1.100 0.3797 -129.2 6.119 91.7 0.0677 43.9 0.5769 -37.5 1.200 0.3565 -137.4 5.666 88.2 0.0703 42.9 0.5619 -38.5 1.300 0.3464 -145.5 5.284 84.5 0.0731 42.6 0.5485 -39.3 1.400 0.3315 -153.7 4.964 81.2 0.0756 42.1 0.5360 -40.3 1.500 0.3267 -159.7 4.680 77.8 0.0782 41.9 0.5250 -41.2 1.600 0.3206 -167.7 4.409 74.8 0.0808 41.1 0.5166 -42.1 1.700 0.3206 -174.7 4.157 71.9 0.0838 41.0 0.5081 -43.3 1.800 0.3212 178.6 3.949 68.9 0.0863 40.6 0.5012 -44.2 1.900 0.3210 172.5 3.757 66.3 0.0891 39.8 0.4934 -45.4 2.000 0.3239 166.3 3.571 63.6 0.0918 39.6 0.4876 -46.4 2.200 0.3377 155.9 3.262 58.3 0.0969 38.8 0.4746 -49.0 2.400 0.3511 146.2 3.004 53.5 0.1025 37.5 0.4650 -51.7 2.600 0.3701 137.5 2.775 48.7 0.1076 36.7 0.4515 -54.4 2.800 0.3918 130.6 2.579 43.8 0.1129 35.1 0.4432 -57.4 3.000 0.4119 123.5 2.416 39.4 0.1180 34.2 0.4311 -60.3 3.500 0.4664 109.6 2.056 28.7 0.1305 31.0 0.4121 -68.9 4.000 0.5196 99.2 1.790 18.6 0.1424 27.3 0.3932 -78.4 4.500 0.5639 90.7 1.566 9.0 0.1526 23.6 0.3798 -88.9 5.000 0.6006 83.6 1.391 0.6 0.1629 20.7 0.3706 -99.4 5.500 0.6316 77.7 1.250 -7.9 0.1746 17.5 0.3753 -110.2 6.000 0.6648 72.5 1.129 -15.9 0.1855 13.8 0.3861 -121.3 ! ! SIEMENS AG Semiconductor Group, Munich