! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 1.5 V IC = 0.5 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 0.9812 -0.7 1.834 179.8 0.0015 89.0 0.9995 -0.2 0.020 0.9871 -1.4 1.833 179.6 0.0028 93.1 0.9925 -0.6 0.050 0.9793 -2.8 1.826 177.3 0.0081 89.5 0.9980 -1.5 0.100 0.9757 -5.8 1.814 174.6 0.0153 85.8 0.9978 -2.8 0.150 0.9738 -8.7 1.811 171.8 0.0235 83.8 0.9960 -4.2 0.200 0.9756 -11.5 1.826 168.8 0.0307 81.9 0.9950 -5.7 0.250 0.9703 -14.5 1.813 166.0 0.0383 80.1 0.9928 -7.2 0.300 0.9694 -17.4 1.804 164.0 0.0462 77.7 0.9920 -8.5 0.400 0.9546 -23.4 1.801 157.6 0.0610 73.6 0.9854 -11.3 0.500 0.9399 -29.4 1.783 152.0 0.0750 69.4 0.9777 -14.1 0.600 0.9214 -34.9 1.773 146.9 0.0886 65.2 0.9688 -16.9 0.700 0.9106 -40.4 1.713 141.8 0.1016 61.5 0.9584 -19.5 0.800 0.8868 -46.2 1.712 136.6 0.1135 57.5 0.9475 -22.0 0.900 0.8694 -52.0 1.685 131.3 0.1254 53.6 0.9352 -24.5 1.000 0.8479 -57.9 1.660 126.5 0.1350 50.0 0.9220 -27.0 1.100 0.8300 -63.6 1.646 121.4 0.1451 46.4 0.9081 -29.3 1.200 0.8035 -69.1 1.607 117.0 0.1539 42.4 0.8970 -31.8 1.300 0.7792 -75.0 1.581 112.3 0.1616 39.3 0.8812 -33.9 1.400 0.7515 -80.6 1.546 107.8 0.1689 36.0 0.8674 -36.2 1.500 0.7326 -87.0 1.530 103.2 0.1747 33.0 0.8511 -38.1 1.600 0.7077 -92.0 1.488 98.7 0.1812 30.4 0.8413 -39.9 1.700 0.6883 -98.6 1.467 94.2 0.1856 27.2 0.8247 -41.9 1.800 0.6584 -105.2 1.450 89.4 0.1902 24.8 0.8120 -43.5 1.900 0.6434 -111.7 1.427 85.4 0.1936 21.6 0.7970 -45.5 2.000 0.6208 -117.5 1.392 81.1 0.1972 19.3 0.7868 -47.0 2.200 0.5867 -129.8 1.319 72.9 0.2018 14.2 0.7635 -50.6 2.400 0.5583 -143.0 1.274 65.4 0.2039 9.1 0.7405 -54.0 2.600 0.5431 -155.7 1.207 58.3 0.2041 5.3 0.7179 -56.9 2.800 0.5277 -168.3 1.160 50.6 0.2043 0.9 0.7060 -60.1 3.000 0.5245 179.4 1.109 43.5 0.2017 -3.3 0.6896 -63.3 3.500 0.5384 152.0 0.982 27.5 0.1951 -11.4 0.6748 -71.3 4.000 0.5767 131.0 0.865 13.4 0.1773 -17.6 0.6562 -80.9 4.500 0.6136 114.5 0.764 1.3 0.1601 -22.3 0.6546 -91.4 5.000 0.6545 102.1 0.671 -9.1 0.1414 -23.2 0.6545 -102.2 5.500 0.6860 92.3 0.593 -18.2 0.1312 -19.5 0.6630 -113.3 6.000 0.7212 84.0 0.526 -25.9 0.1273 -15.2 0.6751 -124.6 ! ! SIEMENS AG Semiconductor Group, Munich