! SIEMENS Small Signal Semiconductors ! BFP181 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 1.75 V IC = 1.2 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 0.9559 -1.0 4.068 179.5 0.0015 85.9 0.9980 -0.3 0.020 0.9549 -1.8 4.105 179.3 0.0030 90.0 0.9952 -0.7 0.050 0.9567 -4.0 4.112 176.5 0.0073 88.5 0.9957 -2.0 0.100 0.9497 -8.4 4.037 173.0 0.0147 85.3 0.9948 -3.8 0.150 0.9490 -12.5 4.083 169.4 0.0226 80.9 0.9913 -5.8 0.200 0.9362 -16.6 4.045 165.8 0.0296 79.5 0.9870 -7.7 0.250 0.9355 -20.8 3.993 162.3 0.0367 76.9 0.9823 -9.5 0.300 0.9234 -25.1 4.007 159.3 0.0437 74.0 0.9764 -11.4 0.400 0.9019 -32.8 3.929 151.8 0.0569 69.2 0.9607 -15.1 0.500 0.8683 -40.9 3.780 145.2 0.0690 64.0 0.9426 -18.4 0.600 0.8415 -48.3 3.700 139.0 0.0804 59.2 0.9222 -21.7 0.700 0.8122 -56.2 3.552 133.0 0.0898 55.0 0.8986 -24.6 0.800 0.7754 -63.6 3.469 127.0 0.0985 51.0 0.8762 -27.4 0.900 0.7411 -70.5 3.320 121.7 0.1065 46.8 0.8528 -29.9 1.000 0.7112 -77.7 3.169 116.5 0.1127 43.4 0.8318 -32.3 1.100 0.6789 -84.7 3.072 111.2 0.1188 39.9 0.8106 -34.5 1.200 0.6463 -91.4 2.936 106.7 0.1238 36.7 0.7918 -36.8 1.300 0.6218 -98.7 2.825 102.0 0.1281 34.0 0.7719 -38.6 1.400 0.5888 -105.2 2.722 97.5 0.1317 31.3 0.7539 -40.5 1.500 0.5684 -112.8 2.641 92.9 0.1341 29.1 0.7342 -42.1 1.600 0.5430 -119.2 2.530 88.9 0.1367 26.9 0.7197 -43.6 1.700 0.5226 -126.7 2.434 84.8 0.1384 24.7 0.7017 -45.3 1.800 0.5059 -133.5 2.347 80.7 0.1406 23.0 0.6894 -46.6 1.900 0.4944 -140.3 2.266 77.2 0.1417 20.7 0.6763 -48.2 2.000 0.4793 -147.0 2.177 73.5 0.1435 19.4 0.6647 -49.4 2.200 0.4587 -160.8 2.031 66.2 0.1443 16.2 0.6412 -52.5 2.400 0.4539 -173.5 1.898 59.8 0.1461 13.3 0.6244 -55.4 2.600 0.4523 173.7 1.779 53.5 0.1449 11.4 0.6025 -58.0 2.800 0.4588 162.9 1.666 47.1 0.1457 9.2 0.5925 -60.9 3.000 0.4712 152.0 1.580 41.2 0.1443 7.4 0.5762 -63.9 3.500 0.5126 130.2 1.358 27.6 0.1445 4.5 0.5595 -71.7 4.000 0.5601 114.4 1.184 15.4 0.1425 2.4 0.5445 -81.1 4.500 0.6026 102.0 1.033 4.4 0.1410 0.9 0.5403 -91.4 5.000 0.6385 92.5 0.914 -5.0 0.1405 1.9 0.5352 -102.0 5.500 0.6690 84.6 0.816 -14.0 0.1467 3.0 0.5431 -113.0 6.000 0.7021 77.6 0.730 -22.2 0.1543 2.8 0.5569 -124.1 ! ! SIEMENS AG Semiconductor Group, Munich