! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 3.5 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 0.8902 -1.2 8.694 179.0 0.0009 71.1 0.9944 -0.4 0.020 0.8972 -2.2 8.802 178.4 0.0023 80.3 0.9881 -0.9 0.050 0.8904 -5.4 8.760 175.2 0.0061 89.4 0.9923 -2.5 0.100 0.8773 -11.0 8.549 170.6 0.0112 82.1 0.9909 -5.0 0.150 0.8702 -16.6 8.572 165.8 0.0172 79.2 0.9798 -7.4 0.200 0.8546 -22.0 8.472 161.2 0.0226 77.0 0.9702 -9.9 0.250 0.8435 -27.1 8.264 156.7 0.0277 74.5 0.9583 -12.1 0.300 0.8216 -32.4 8.171 152.8 0.0327 71.0 0.9453 -14.3 0.400 0.7795 -42.5 7.817 143.8 0.0412 65.8 0.9131 -18.3 0.500 0.7299 -52.1 7.297 136.2 0.0493 60.3 0.8788 -21.8 0.600 0.6817 -60.8 6.902 129.3 0.0562 56.5 0.8457 -24.7 0.700 0.6318 -69.3 6.432 122.8 0.0615 53.3 0.8126 -27.3 0.800 0.5828 -77.2 6.097 116.8 0.0659 49.8 0.7827 -29.4 0.900 0.5419 -84.7 5.714 111.5 0.0709 47.1 0.7545 -31.3 1.000 0.5083 -92.8 5.319 106.7 0.0739 45.0 0.7298 -33.0 1.100 0.4707 -99.8 5.030 101.8 0.0780 43.0 0.7085 -34.5 1.200 0.4342 -107.3 4.725 97.7 0.0806 41.0 0.6911 -36.0 1.300 0.4143 -114.5 4.453 93.7 0.0839 39.6 0.6735 -37.2 1.400 0.3846 -121.4 4.224 89.9 0.0861 38.2 0.6587 -38.5 1.500 0.3716 -129.1 4.024 85.9 0.0887 37.2 0.6433 -39.5 1.600 0.3429 -136.9 3.811 82.5 0.0909 36.0 0.6321 -40.6 1.700 0.3348 -144.8 3.627 79.0 0.0932 35.3 0.6189 -41.9 1.800 0.3253 -152.2 3.462 75.7 0.0952 34.5 0.6081 -43.0 1.900 0.3176 -159.2 3.310 72.7 0.0978 33.2 0.5994 -44.1 2.000 0.3113 -166.5 3.157 69.7 0.1000 32.4 0.5915 -45.2 2.200 0.3067 179.4 2.903 63.7 0.1040 30.9 0.5747 -47.7 2.400 0.3118 167.0 2.690 58.4 0.1083 29.4 0.5609 -50.2 2.600 0.3260 155.1 2.497 53.1 0.1118 28.3 0.5442 -52.8 2.800 0.3422 145.2 2.325 47.7 0.1160 26.5 0.5347 -55.5 3.000 0.3633 135.7 2.189 42.7 0.1193 25.3 0.5210 -58.1 3.500 0.4175 117.7 1.876 31.1 0.1289 21.7 0.5000 -65.7 4.000 0.4766 104.8 1.638 20.2 0.1374 17.9 0.4804 -74.3 4.500 0.5218 94.9 1.433 9.8 0.1436 14.0 0.4654 -83.6 5.000 0.5602 87.2 1.278 1.1 0.1490 12.3 0.4555 -92.5 5.500 0.5991 80.8 1.151 -8.2 0.1586 8.8 0.4587 -103.0 6.000 0.6338 74.7 1.039 -16.7 0.1650 5.3 0.4657 -113.3 ! ! 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