! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 1.5 V IC = 1.2 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 0.9598 -1.0 4.123 178.4 0.0016 94.2 0.9980 -0.4 0.020 0.9616 -2.0 4.112 178.5 0.0035 86.7 0.9999 -0.9 0.050 0.9575 -4.6 4.072 175.7 0.0090 88.2 0.9952 -2.2 0.100 0.9467 -8.7 4.051 172.9 0.0180 83.7 0.9958 -4.4 0.150 0.9464 -12.9 4.014 168.4 0.0269 80.9 0.9913 -6.7 0.200 0.9426 -17.0 4.016 165.4 0.0354 78.8 0.9852 -8.8 0.250 0.9356 -21.5 4.001 161.7 0.0435 75.6 0.9759 -10.9 0.300 0.9194 -25.7 3.933 158.1 0.0520 73.1 0.9715 -13.1 0.400 0.8995 -33.8 3.845 152.1 0.0671 67.8 0.9508 -17.1 0.500 0.8706 -41.8 3.707 144.7 0.0813 62.9 0.9291 -20.9 0.600 0.8460 -49.6 3.594 138.9 0.0941 58.4 0.9058 -24.4 0.700 0.8225 -56.6 3.459 133.2 0.1048 54.1 0.8819 -27.7 0.800 0.7865 -63.9 3.310 127.4 0.1149 49.9 0.8546 -30.6 0.900 0.7547 -70.5 3.171 121.9 0.1232 46.4 0.8287 -33.4 1.000 0.7298 -77.1 3.053 117.1 0.1300 43.0 0.8056 -35.9 1.100 0.7023 -83.8 2.946 112.5 0.1368 39.7 0.7829 -38.5 1.200 0.6752 -89.8 2.817 108.0 0.1423 36.8 0.7622 -40.9 1.300 0.6588 -95.9 2.693 104.1 0.1472 34.4 0.7427 -42.8 1.400 0.6319 -101.1 2.569 99.9 0.1502 31.7 0.7249 -44.9 1.500 0.6173 -107.0 2.493 96.4 0.1527 29.7 0.7062 -46.6 1.600 0.5901 -112.9 2.374 92.1 0.1561 27.8 0.6900 -48.2 1.700 0.5793 -118.7 2.311 88.6 0.1578 25.8 0.6720 -49.9 1.800 0.5576 -123.7 2.224 85.2 0.1595 24.5 0.6613 -51.2 1.900 0.5499 -129.4 2.157 81.7 0.1608 22.6 0.6498 -53.2 2.000 0.5337 -134.3 2.068 78.2 0.1628 21.5 0.6360 -54.5 2.200 0.5164 -143.6 1.926 72.0 0.1651 18.6 0.6192 -57.3 2.400 0.4995 -153.5 1.817 66.0 0.1660 16.3 0.5987 -60.6 2.600 0.4892 -163.1 1.704 60.6 0.1656 14.5 0.5841 -62.9 2.800 0.4855 -171.4 1.614 55.4 0.1657 12.9 0.5697 -66.0 3.000 0.4847 -179.7 1.526 50.1 0.1652 11.5 0.5636 -68.7 3.500 0.4984 161.7 1.338 38.2 0.1683 9.1 0.5496 -76.7 4.000 0.5239 146.5 1.189 27.2 0.1654 7.1 0.5353 -86.0 4.500 0.5545 134.6 1.068 17.5 0.1645 5.8 0.5369 -95.3 5.000 0.5807 124.2 0.960 8.3 0.1633 5.6 0.5511 -105.5 5.500 0.6052 116.6 0.853 0.5 0.1643 6.4 0.5551 -115.0 6.000 0.6174 110.2 0.771 -6.5 0.1688 7.8 0.5739 -123.1 ! ! SIEMENS AG Semiconductor Group, Munich