! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 8 V IC = 15 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 0.7458 -2.9 24.752 176.5 0.0011 81.3 0.9720 -0.7 0.020 0.7510 -6.0 24.593 175.3 0.0026 84.3 0.9701 -2.1 0.050 0.7392 -14.7 24.276 169.0 0.0063 83.5 0.9628 -5.8 0.100 0.7061 -29.3 23.130 158.9 0.0112 73.8 0.9352 -11.4 0.150 0.6668 -42.0 21.818 149.4 0.0164 70.2 0.8902 -16.1 0.200 0.6267 -54.8 20.320 141.0 0.0204 65.8 0.8437 -19.8 0.250 0.5852 -65.8 18.576 133.8 0.0235 61.6 0.7957 -22.8 0.300 0.5471 -75.8 17.107 128.0 0.0262 59.7 0.7514 -24.8 0.400 0.4801 -92.9 14.424 117.4 0.0307 55.6 0.6821 -27.4 0.500 0.4329 -108.3 12.254 109.5 0.0345 53.2 0.6299 -28.8 0.600 0.3992 -120.4 10.694 103.3 0.0376 52.4 0.5919 -29.6 0.700 0.3731 -131.5 9.319 98.0 0.0408 52.6 0.5649 -30.1 0.800 0.3548 -141.9 8.368 93.4 0.0436 51.9 0.5447 -30.5 0.900 0.3455 -150.5 7.540 89.5 0.0471 52.3 0.5298 -30.9 1.000 0.3400 -159.7 6.816 85.6 0.0501 52.3 0.5173 -31.5 1.100 0.3334 -167.4 6.269 82.1 0.0537 52.1 0.5078 -32.1 1.200 0.3275 -174.7 5.756 79.2 0.0564 52.0 0.5007 -33.0 1.300 0.3313 179.5 5.323 76.1 0.0596 52.1 0.4941 -33.8 1.400 0.3301 173.2 4.973 73.4 0.0631 51.7 0.4884 -34.8 1.500 0.3394 168.0 4.665 70.4 0.0664 51.7 0.4834 -35.6 1.600 0.3375 162.9 4.379 67.8 0.0695 51.2 0.4798 -36.7 1.700 0.3435 157.5 4.123 65.2 0.0733 51.0 0.4753 -38.1 1.800 0.3521 153.2 3.898 62.5 0.0757 50.5 0.4706 -39.2 1.900 0.3603 149.0 3.698 60.2 0.0793 49.5 0.4664 -40.4 2.000 0.3651 144.5 3.496 57.8 0.0823 49.2 0.4636 -41.7 2.200 0.3813 137.5 3.192 53.0 0.0891 48.1 0.4553 -44.5 2.400 0.4028 130.4 2.930 48.6 0.0953 46.7 0.4487 -47.5 2.600 0.4224 124.3 2.699 44.2 0.1015 45.3 0.4389 -50.6 2.800 0.4422 118.8 2.501 39.6 0.1073 43.8 0.4329 -53.9 3.000 0.4593 113.8 2.337 35.5 0.1131 42.4 0.4229 -57.2 3.500 0.5121 102.8 1.985 25.4 0.1278 38.6 0.4067 -66.4 4.000 0.5612 94.1 1.724 15.8 0.1412 34.3 0.3897 -76.6 4.500 0.5997 86.6 1.505 6.6 0.1530 30.2 0.3768 -87.8 5.000 0.6344 80.3 1.338 -1.5 0.1649 26.6 0.3691 -98.8 5.500 0.6615 74.8 1.198 -9.8 0.1778 22.8 0.3746 -110.3 6.000 0.6935 70.0 1.085 -17.3 0.1906 18.8 0.3867 -121.9 ! ! SIEMENS AG Semiconductor Group, Munich