! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 3 V IC = 10 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 0.7394 -3.1 20.962 177.7 0.0012 80.7 0.9800 -0.9 0.020 0.7440 -6.2 21.099 176.0 0.0023 87.6 0.9810 -2.1 0.050 0.7313 -14.7 20.812 169.6 0.0068 84.4 0.9702 -5.6 0.100 0.7068 -28.9 19.818 159.8 0.0119 75.6 0.9440 -10.8 0.150 0.6732 -42.5 18.858 150.4 0.0176 69.8 0.9034 -15.4 0.200 0.6379 -54.9 17.631 142.3 0.0220 65.5 0.8593 -19.0 0.250 0.6023 -65.9 16.224 135.1 0.0256 61.1 0.8144 -22.0 0.300 0.5650 -76.6 15.040 129.2 0.0285 58.4 0.7721 -24.1 0.400 0.5043 -94.5 12.776 118.4 0.0328 53.8 0.7017 -27.0 0.500 0.4596 -109.3 10.900 110.4 0.0368 50.5 0.6502 -28.5 0.600 0.4309 -122.5 9.545 103.9 0.0402 49.6 0.6122 -29.4 0.700 0.4112 -133.8 8.339 98.4 0.0434 49.1 0.5833 -30.0 0.800 0.3959 -144.3 7.502 93.6 0.0455 48.4 0.5627 -30.5 0.900 0.3839 -152.2 6.765 89.6 0.0491 48.7 0.5459 -31.0 1.000 0.3784 -161.1 6.119 85.6 0.0515 48.9 0.5336 -31.7 1.100 0.3755 -168.3 5.639 81.9 0.0546 48.8 0.5236 -32.4 1.200 0.3746 -175.0 5.177 78.8 0.0573 48.7 0.5159 -33.2 1.300 0.3781 178.9 4.789 75.6 0.0603 48.6 0.5093 -34.1 1.400 0.3764 172.7 4.475 72.7 0.0633 48.8 0.5037 -35.0 1.500 0.3811 167.6 4.189 69.5 0.0664 48.5 0.4985 -35.9 1.600 0.3868 162.8 3.941 66.9 0.0693 48.5 0.4946 -37.0 1.700 0.3891 157.5 3.707 64.1 0.0725 48.5 0.4902 -38.3 1.800 0.3970 153.1 3.508 61.5 0.0753 48.2 0.4856 -39.5 1.900 0.4031 149.4 3.330 59.0 0.0787 47.6 0.4821 -40.7 2.000 0.4078 145.0 3.152 56.5 0.0814 47.3 0.4790 -42.0 2.200 0.4266 137.6 2.869 51.5 0.0873 46.5 0.4714 -44.8 2.400 0.4441 130.8 2.637 47.0 0.0935 45.3 0.4646 -47.9 2.600 0.4642 124.4 2.424 42.4 0.0994 44.3 0.4557 -51.0 2.800 0.4826 119.3 2.249 37.7 0.1050 42.9 0.4502 -54.4 3.000 0.5030 113.6 2.098 33.4 0.1108 41.6 0.4417 -57.7 3.500 0.5494 102.7 1.781 23.1 0.1253 38.5 0.4266 -67.1 4.000 0.5951 93.9 1.545 13.3 0.1388 34.5 0.4122 -77.5 4.500 0.6288 86.2 1.351 4.0 0.1512 30.8 0.4013 -89.0 5.000 0.6600 79.8 1.197 -4.1 0.1635 27.4 0.3957 -100.3 5.500 0.6886 74.7 1.069 -12.3 0.1779 23.8 0.4028 -112.0 6.000 0.7170 69.3 0.964 -19.9 0.1907 19.6 0.4158 -123.7 ! ! SIEMENS AG Semiconductor Group, Munich