! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 3.5 V IC = 6 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 0.8323 -2.1 15.430 178.3 0.0014 79.8 0.9887 -0.8 0.020 0.8367 -4.1 15.352 177.1 0.0025 89.3 0.9847 -1.6 0.050 0.8276 -9.7 15.341 172.4 0.0064 88.7 0.9830 -4.3 0.100 0.8109 -20.0 14.913 165.0 0.0123 79.1 0.9718 -8.4 0.150 0.7892 -29.6 14.524 157.7 0.0185 73.4 0.9468 -12.2 0.200 0.7565 -39.1 14.072 150.9 0.0241 70.8 0.9187 -15.7 0.250 0.7277 -47.7 13.322 144.6 0.0286 65.9 0.8880 -18.9 0.300 0.6956 -55.8 12.697 139.5 0.0333 62.8 0.8565 -21.4 0.400 0.6253 -71.0 11.416 128.6 0.0396 56.8 0.7934 -25.6 0.500 0.5638 -84.4 10.101 120.0 0.0449 52.1 0.7366 -28.6 0.600 0.5206 -96.6 9.085 113.1 0.0492 49.5 0.6914 -30.6 0.700 0.4791 -107.2 8.093 107.0 0.0527 47.3 0.6549 -32.2 0.800 0.4444 -117.6 7.385 101.5 0.0556 45.7 0.6256 -33.2 0.900 0.4201 -127.4 6.739 96.7 0.0587 44.7 0.6005 -34.2 1.000 0.4021 -136.2 6.147 92.3 0.0611 43.9 0.5809 -35.0 1.100 0.3888 -145.5 5.705 88.1 0.0642 43.3 0.5640 -36.0 1.200 0.3738 -153.1 5.268 84.7 0.0660 42.5 0.5519 -36.8 1.300 0.3715 -160.2 4.894 81.3 0.0689 42.6 0.5401 -37.7 1.400 0.3601 -167.5 4.589 78.1 0.0716 41.9 0.5313 -38.6 1.500 0.3671 -173.5 4.315 74.6 0.0742 42.1 0.5227 -39.5 1.600 0.3617 180.0 4.058 71.8 0.0768 41.5 0.5163 -40.4 1.700 0.3645 172.8 3.836 68.7 0.0793 41.4 0.5085 -41.7 1.800 0.3702 167.2 3.633 65.8 0.0818 41.4 0.5017 -42.7 1.900 0.3738 162.0 3.450 63.2 0.0842 40.8 0.4959 -43.8 2.000 0.3752 157.3 3.273 60.5 0.0869 40.6 0.4908 -45.0 2.200 0.3919 147.7 2.986 55.3 0.0924 39.8 0.4813 -47.6 2.400 0.4085 139.5 2.747 50.5 0.0977 39.1 0.4725 -50.4 2.600 0.4258 132.1 2.532 45.8 0.1029 38.1 0.4618 -53.2 2.800 0.4471 125.8 2.351 40.9 0.1081 37.2 0.4542 -56.4 3.000 0.4682 119.5 2.199 36.4 0.1132 36.0 0.4446 -59.5 3.500 0.5193 106.7 1.870 25.8 0.1263 33.1 0.4283 -68.4 4.000 0.5656 97.2 1.623 15.7 0.1385 29.9 0.4125 -78.4 4.500 0.6089 88.6 1.417 6.3 0.1499 26.6 0.4005 -89.3 5.000 0.6384 81.8 1.258 -2.1 0.1613 23.7 0.3938 -100.3 5.500 0.6652 76.3 1.127 -10.3 0.1744 20.4 0.4005 -111.6 6.000 0.6972 71.0 1.018 -18.3 0.1864 16.6 0.4122 -123.0 ! ! SIEMENS AG Semiconductor Group, Munich