! SIEMENS Small Signal Semiconductors ! BFP181W ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 5 V IC = 1.2 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 0.9638 -0.9 4.090 178.2 0.0014 100.1 0.9993 -0.4 0.020 0.9578 -1.5 4.095 178.7 0.0028 90.1 0.9963 -0.8 0.050 0.9618 -4.2 4.070 175.9 0.0081 87.9 0.9955 -2.0 0.100 0.9503 -8.0 4.021 173.5 0.0160 85.1 0.9945 -4.0 0.150 0.9558 -11.7 4.026 169.2 0.0238 80.9 0.9923 -6.1 0.200 0.9494 -15.7 4.005 166.5 0.0315 79.2 0.9865 -8.1 0.250 0.9438 -19.6 3.994 163.0 0.0393 76.2 0.9804 -10.0 0.300 0.9287 -23.8 3.955 159.6 0.0468 74.7 0.9759 -12.0 0.400 0.9086 -31.2 3.879 153.9 0.0601 69.1 0.9584 -15.8 0.500 0.8800 -38.4 3.737 146.9 0.0730 65.2 0.9397 -19.3 0.600 0.8625 -45.8 3.641 141.4 0.0853 60.6 0.9199 -22.6 0.700 0.8368 -52.5 3.539 135.8 0.0953 56.2 0.8969 -25.8 0.800 0.8007 -59.3 3.401 130.2 0.1051 52.2 0.8735 -28.6 0.900 0.7762 -65.5 3.264 125.0 0.1131 48.8 0.8492 -31.4 1.000 0.7494 -71.9 3.147 120.4 0.1200 45.5 0.8282 -33.8 1.100 0.7230 -78.2 3.045 115.9 0.1264 42.4 0.8067 -36.3 1.200 0.6981 -84.2 2.918 111.5 0.1324 39.5 0.7882 -38.7 1.300 0.6773 -89.7 2.806 107.6 0.1369 37.1 0.7693 -40.5 1.400 0.6491 -95.2 2.686 103.5 0.1401 34.5 0.7519 -42.6 1.500 0.6344 -100.5 2.614 99.9 0.1435 32.3 0.7341 -44.4 1.600 0.6015 -106.5 2.499 95.6 0.1466 30.4 0.7171 -46.0 1.700 0.5868 -112.2 2.433 92.2 0.1482 28.4 0.6983 -47.7 1.800 0.5700 -117.4 2.347 88.7 0.1507 27.1 0.6890 -49.0 1.900 0.5571 -122.6 2.278 85.4 0.1525 25.3 0.6774 -50.9 2.000 0.5419 -127.5 2.187 81.9 0.1549 24.1 0.6650 -52.3 2.200 0.5194 -137.4 2.047 75.8 0.1565 21.1 0.6453 -55.1 2.400 0.5006 -146.6 1.932 69.7 0.1582 18.7 0.6253 -58.3 2.600 0.4866 -157.2 1.818 64.2 0.1580 17.0 0.6087 -60.6 2.800 0.4780 -165.5 1.719 59.0 0.1587 15.1 0.5948 -63.7 3.000 0.4779 -174.1 1.631 53.7 0.1581 13.9 0.5867 -66.2 3.500 0.4824 166.2 1.433 41.8 0.1607 11.3 0.5711 -74.0 4.000 0.5103 150.1 1.274 30.7 0.1590 9.3 0.5560 -83.0 4.500 0.5340 137.7 1.140 20.9 0.1586 7.9 0.5560 -92.0 5.000 0.5646 127.0 1.028 11.5 0.1574 8.2 0.5667 -102.0 5.500 0.5893 118.9 0.916 3.6 0.1589 8.9 0.5692 -111.3 6.000 0.6031 112.4 0.829 -3.6 0.1638 10.2 0.5875 -119.3 ! ! SIEMENS AG Semiconductor Group, Munich