! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 2.5 V IC = 3 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 0.8851 -1.4 8.697 179.0 0.0010 90.6 0.9943 -0.5 0.020 0.8881 -2.2 8.779 178.5 0.0021 85.6 0.9929 -1.0 0.050 0.8866 -5.5 8.777 175.1 0.0064 89.2 0.9924 -2.6 0.100 0.8717 -11.5 8.565 170.4 0.0114 82.6 0.9884 -5.1 0.150 0.8632 -17.2 8.584 165.5 0.0178 78.9 0.9799 -7.6 0.200 0.8501 -22.8 8.479 160.7 0.0230 76.4 0.9696 -10.1 0.250 0.8374 -28.3 8.262 156.2 0.0279 73.7 0.9575 -12.4 0.300 0.8211 -33.6 8.164 152.2 0.0335 70.5 0.9428 -14.6 0.400 0.7704 -43.7 7.788 143.0 0.0424 65.5 0.9089 -18.6 0.500 0.7205 -53.7 7.251 135.3 0.0501 59.9 0.8739 -22.1 0.600 0.6703 -62.5 6.849 128.4 0.0569 55.8 0.8400 -25.1 0.700 0.6247 -71.5 6.369 121.9 0.0623 52.4 0.8067 -27.6 0.800 0.5746 -79.5 6.021 115.8 0.0668 49.2 0.7757 -29.7 0.900 0.5368 -87.2 5.628 110.6 0.0712 46.3 0.7467 -31.5 1.000 0.4975 -95.1 5.234 105.7 0.0745 44.4 0.7237 -33.2 1.100 0.4661 -103.3 4.956 100.8 0.0783 42.5 0.7023 -34.6 1.200 0.4357 -110.5 4.647 96.7 0.0814 40.3 0.6847 -36.1 1.300 0.4109 -117.6 4.367 92.7 0.0838 38.9 0.6671 -37.3 1.400 0.3803 -125.0 4.145 88.8 0.0864 37.9 0.6521 -38.6 1.500 0.3684 -133.1 3.945 84.9 0.0892 36.6 0.6376 -39.5 1.600 0.3458 -140.2 3.735 81.6 0.0914 35.5 0.6263 -40.6 1.700 0.3387 -148.2 3.555 78.1 0.0935 34.8 0.6146 -41.9 1.800 0.3269 -155.8 3.385 74.8 0.0955 34.1 0.6040 -42.9 1.900 0.3219 -162.4 3.236 71.8 0.0979 32.8 0.5952 -44.2 2.000 0.3140 -169.7 3.087 68.8 0.1001 32.1 0.5873 -45.3 2.200 0.3147 176.3 2.838 62.7 0.1038 30.7 0.5709 -47.8 2.400 0.3218 164.1 2.627 57.5 0.1086 29.2 0.5579 -50.3 2.600 0.3368 152.9 2.438 52.2 0.1121 28.1 0.5415 -52.8 2.800 0.3523 143.4 2.271 46.8 0.1160 26.4 0.5325 -55.6 3.000 0.3742 134.2 2.137 41.8 0.1195 25.0 0.5185 -58.3 3.500 0.4288 116.8 1.833 30.1 0.1290 21.6 0.4983 -65.9 4.000 0.4852 104.1 1.596 19.3 0.1374 17.9 0.4792 -74.6 4.500 0.5340 94.3 1.399 9.0 0.1438 13.9 0.4642 -84.1 5.000 0.5681 86.4 1.241 0.4 0.1491 12.7 0.4560 -93.0 5.500 0.6065 80.3 1.123 -8.9 0.1593 9.0 0.4597 -103.7 6.000 0.6428 74.3 1.012 -17.5 0.1658 5.5 0.4671 -114.0 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 1.60 0.58 11 0.70 0.900 1.70 0.48 25 0.64 1.800 2.05 0.33 49 0.52 ! ! SIEMENS AG Semiconductor Group, Munich