! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 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 0.8958 -1.1 8.668 178.9 0.0010 80.9 0.9946 -0.4 0.020 0.8938 -2.2 8.664 178.4 0.0024 86.7 0.9883 -0.9 0.050 0.8972 -5.3 8.711 175.2 0.0059 88.3 0.9915 -2.5 0.100 0.8876 -10.5 8.551 170.8 0.0113 82.1 0.9915 -5.0 0.150 0.8770 -15.9 8.557 166.1 0.0167 79.9 0.9809 -7.3 0.200 0.8656 -21.1 8.483 161.6 0.0223 77.0 0.9719 -9.7 0.250 0.8505 -26.4 8.234 157.2 0.0273 74.3 0.9596 -11.9 0.300 0.8352 -31.5 8.137 153.6 0.0323 71.8 0.9469 -14.0 0.400 0.7868 -41.1 7.823 144.6 0.0409 66.7 0.9164 -18.0 0.500 0.7348 -50.4 7.355 136.9 0.0486 61.3 0.8834 -21.5 0.600 0.6955 -58.7 6.951 130.2 0.0557 57.1 0.8510 -24.5 0.700 0.6473 -67.2 6.471 123.9 0.0613 54.2 0.8194 -27.0 0.800 0.5920 -75.0 6.144 117.9 0.0661 50.7 0.7901 -29.2 0.900 0.5524 -82.5 5.782 112.5 0.0707 47.8 0.7601 -31.2 1.000 0.5111 -89.8 5.402 107.6 0.0739 45.6 0.7353 -32.9 1.100 0.4786 -96.9 5.112 102.9 0.0776 43.5 0.7135 -34.5 1.200 0.4446 -103.7 4.799 98.8 0.0810 41.7 0.6963 -35.9 1.300 0.4203 -110.7 4.524 94.7 0.0836 40.2 0.6784 -37.2 1.400 0.3908 -117.7 4.293 90.9 0.0863 38.8 0.6632 -38.5 1.500 0.3730 -125.8 4.094 86.9 0.0886 37.8 0.6482 -39.6 1.600 0.3486 -132.1 3.880 83.5 0.0914 36.6 0.6367 -40.7 1.700 0.3324 -140.0 3.697 80.1 0.0935 35.6 0.6231 -42.0 1.800 0.3213 -147.8 3.537 76.6 0.0957 34.9 0.6126 -43.0 1.900 0.3119 -155.0 3.384 73.7 0.0983 33.6 0.6017 -44.3 2.000 0.3044 -162.4 3.222 70.7 0.1005 32.9 0.5937 -45.3 2.200 0.2977 -176.8 2.968 64.6 0.1047 31.3 0.5771 -47.8 2.400 0.2990 170.4 2.750 59.3 0.1089 29.7 0.5624 -50.3 2.600 0.3129 157.6 2.554 54.1 0.1130 28.4 0.5463 -52.8 2.800 0.3296 147.9 2.382 48.7 0.1167 26.8 0.5354 -55.5 3.000 0.3489 137.8 2.240 43.7 0.1206 25.2 0.5218 -58.2 3.500 0.4040 119.0 1.922 31.9 0.1300 21.7 0.5003 -65.7 4.000 0.4626 106.0 1.681 21.1 0.1382 17.7 0.4794 -74.1 4.500 0.5099 95.5 1.473 10.7 0.1444 13.6 0.4627 -83.4 5.000 0.5473 87.6 1.312 2.0 0.1495 11.9 0.4536 -92.2 5.500 0.5892 81.1 1.183 -7.3 0.1588 8.4 0.4568 -102.5 6.000 0.6240 75.4 1.069 -16.0 0.1655 4.9 0.4624 -112.7 ! ! 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