! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 4 V IC = 7 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 0.8074 -2.3 16.903 176.9 0.0012 99.6 0.9884 -0.9 0.020 0.8087 -4.8 16.838 176.2 0.0028 88.8 0.9911 -2.1 0.050 0.7990 -11.8 16.456 170.7 0.0076 82.0 0.9802 -5.0 0.100 0.7820 -22.9 15.956 163.8 0.0148 78.3 0.9647 -10.0 0.150 0.7597 -33.5 15.354 155.4 0.0210 72.5 0.9342 -14.6 0.200 0.7351 -43.8 14.726 149.3 0.0270 67.8 0.8995 -18.5 0.250 0.7063 -53.5 13.940 142.8 0.0322 63.2 0.8594 -22.1 0.300 0.6727 -62.4 13.128 137.2 0.0360 60.5 0.8254 -25.0 0.400 0.6188 -78.3 11.651 127.9 0.0430 54.0 0.7507 -29.6 0.500 0.5737 -91.8 10.194 119.4 0.0482 49.9 0.6902 -32.6 0.600 0.5439 -103.6 9.112 112.9 0.0524 47.4 0.6424 -34.8 0.700 0.5161 -113.9 8.192 107.1 0.0558 46.0 0.6023 -36.6 0.800 0.4952 -123.0 7.349 102.2 0.0586 44.4 0.5689 -37.6 0.900 0.4750 -130.6 6.677 97.8 0.0614 43.6 0.5440 -38.4 1.000 0.4649 -138.6 6.130 93.9 0.0633 43.2 0.5259 -39.2 1.100 0.4571 -145.6 5.672 90.4 0.0663 42.8 0.5090 -40.3 1.200 0.4504 -152.0 5.262 87.0 0.0684 43.0 0.4944 -41.2 1.300 0.4452 -156.8 4.879 84.1 0.0711 42.7 0.4845 -41.9 1.400 0.4413 -162.0 4.551 81.3 0.0727 42.5 0.4766 -42.9 1.500 0.4384 -166.0 4.294 78.7 0.0753 42.9 0.4689 -43.8 1.600 0.4365 -171.7 4.025 75.7 0.0783 43.1 0.4599 -44.7 1.700 0.4392 -175.7 3.815 73.1 0.0803 43.4 0.4534 -45.5 1.800 0.4364 179.9 3.631 70.9 0.0827 43.2 0.4515 -46.5 1.900 0.4409 176.2 3.458 68.4 0.0852 43.6 0.4475 -47.9 2.000 0.4409 172.8 3.282 66.0 0.0881 43.4 0.4411 -49.1 2.200 0.4473 166.1 2.998 61.5 0.0931 43.6 0.4374 -51.3 2.400 0.4509 160.0 2.772 57.0 0.0985 43.4 0.4288 -54.2 2.600 0.4584 153.2 2.561 52.9 0.1034 43.2 0.4258 -56.5 2.800 0.4681 148.2 2.388 49.1 0.1085 43.1 0.4179 -59.6 3.000 0.4779 143.0 2.235 45.2 0.1147 43.1 0.4191 -62.3 3.500 0.5114 132.1 1.918 35.9 0.1293 41.4 0.4114 -71.3 4.000 0.5475 122.9 1.682 27.2 0.1429 39.5 0.4030 -81.2 4.500 0.5736 115.3 1.494 18.8 0.1569 37.1 0.4047 -91.1 5.000 0.6022 108.8 1.341 11.0 0.1703 34.9 0.4182 -102.0 5.500 0.6225 103.2 1.197 3.9 0.1835 32.2 0.4260 -111.8 6.000 0.6298 98.3 1.090 -2.9 0.1967 29.6 0.4496 -120.0 ! ! SIEMENS AG Semiconductor Group, Munich