! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 3.5 V IC = 8 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 0.7877 -2.6 18.503 177.9 0.0011 77.9 0.9844 -0.8 0.020 0.7917 -5.0 18.574 176.6 0.0026 82.9 0.9800 -1.9 0.050 0.7849 -12.0 18.366 171.0 0.0063 85.3 0.9777 -4.9 0.100 0.7617 -23.8 17.731 162.6 0.0123 75.9 0.9582 -9.6 0.150 0.7318 -35.4 17.131 154.2 0.0181 72.0 0.9268 -13.9 0.200 0.6963 -46.2 16.283 146.7 0.0231 67.2 0.8917 -17.6 0.250 0.6664 -56.1 15.242 139.8 0.0268 64.3 0.8520 -20.8 0.300 0.6266 -65.3 14.336 134.2 0.0306 60.1 0.8136 -23.2 0.400 0.5609 -81.5 12.489 123.4 0.0360 55.7 0.7443 -26.8 0.500 0.5071 -96.5 10.850 115.0 0.0406 51.2 0.6897 -29.1 0.600 0.4640 -109.1 9.621 108.2 0.0443 49.8 0.6454 -30.6 0.700 0.4305 -120.4 8.472 102.4 0.0470 48.3 0.6114 -31.6 0.800 0.4076 -130.9 7.672 97.3 0.0496 47.2 0.5864 -32.3 0.900 0.3887 -139.4 6.944 93.0 0.0534 47.1 0.5663 -33.0 1.000 0.3795 -148.9 6.313 88.9 0.0552 46.6 0.5502 -33.7 1.100 0.3712 -157.6 5.827 84.9 0.0588 46.2 0.5374 -34.4 1.200 0.3640 -165.1 5.368 81.6 0.0612 45.7 0.5273 -35.2 1.300 0.3631 -171.9 4.972 78.3 0.0639 46.0 0.5181 -36.0 1.400 0.3600 -178.3 4.656 75.3 0.0666 45.9 0.5108 -36.9 1.500 0.3656 176.1 4.365 72.0 0.0696 45.7 0.5039 -37.7 1.600 0.3666 169.9 4.102 69.3 0.0723 45.6 0.4987 -38.8 1.700 0.3710 164.2 3.865 66.5 0.0752 45.5 0.4930 -40.0 1.800 0.3764 159.3 3.661 63.7 0.0779 45.2 0.4875 -41.1 1.900 0.3802 155.1 3.476 61.2 0.0810 44.6 0.4832 -42.3 2.000 0.3853 150.1 3.293 58.6 0.0840 44.4 0.4791 -43.5 2.200 0.4037 142.2 3.004 53.5 0.0897 43.6 0.4707 -46.2 2.400 0.4209 134.2 2.759 48.9 0.0957 42.6 0.4629 -49.1 2.600 0.4401 127.8 2.542 44.4 0.1012 41.6 0.4529 -52.1 2.800 0.4594 121.8 2.356 39.5 0.1065 40.5 0.4464 -55.4 3.000 0.4779 116.0 2.200 35.3 0.1124 39.3 0.4371 -58.5 3.500 0.5300 104.4 1.871 24.8 0.1259 36.2 0.4214 -67.7 4.000 0.5786 95.4 1.623 14.9 0.1389 32.5 0.4055 -77.8 4.500 0.6134 87.2 1.418 5.7 0.1508 28.7 0.3940 -89.0 5.000 0.6477 80.9 1.260 -2.6 0.1628 25.5 0.3873 -100.0 5.500 0.6720 75.4 1.128 -10.8 0.1764 22.1 0.3939 -111.6 6.000 0.7029 70.1 1.019 -18.6 0.1888 18.1 0.4065 -123.1 ! ! SIEMENS AG Semiconductor Group, Munich