! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 3.5 V IC = 4 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 0.8577 -1.5 10.880 178.7 0.0011 76.4 0.9929 -0.5 0.020 0.8608 -2.7 10.806 178.1 0.0022 86.0 0.9890 -1.1 0.050 0.8581 -6.3 10.810 174.4 0.0056 89.2 0.9895 -2.9 0.100 0.8461 -13.2 10.653 169.1 0.0110 83.0 0.9837 -5.7 0.150 0.8354 -19.5 10.508 163.7 0.0170 78.0 0.9726 -8.6 0.200 0.8148 -25.8 10.401 158.5 0.0220 74.6 0.9587 -11.3 0.250 0.7988 -32.0 10.118 153.4 0.0265 72.1 0.9413 -13.8 0.300 0.7747 -37.7 9.836 149.2 0.0312 69.3 0.9239 -16.1 0.400 0.7198 -48.8 9.237 139.5 0.0397 63.5 0.8833 -20.2 0.500 0.6607 -59.8 8.561 131.3 0.0462 58.2 0.8423 -23.6 0.600 0.6085 -69.4 7.976 124.2 0.0516 55.1 0.8020 -26.5 0.700 0.5589 -78.2 7.288 118.0 0.0564 51.6 0.7670 -28.8 0.800 0.5140 -86.5 6.806 112.1 0.0607 48.7 0.7366 -30.5 0.900 0.4764 -95.0 6.320 106.9 0.0648 46.9 0.7088 -32.1 1.000 0.4366 -103.3 5.861 102.0 0.0673 45.4 0.6843 -33.5 1.100 0.4049 -111.7 5.507 97.3 0.0706 43.7 0.6640 -34.8 1.200 0.3804 -118.6 5.131 93.5 0.0733 42.1 0.6466 -36.0 1.300 0.3616 -127.1 4.811 89.6 0.0757 41.1 0.6316 -37.0 1.400 0.3390 -134.4 4.540 86.1 0.0783 40.1 0.6181 -38.1 1.500 0.3295 -142.3 4.296 82.4 0.0809 39.6 0.6051 -39.1 1.600 0.3155 -149.3 4.053 79.2 0.0835 38.4 0.5958 -40.0 1.700 0.3034 -157.1 3.846 76.0 0.0861 37.9 0.5863 -41.3 1.800 0.2983 -165.4 3.664 72.7 0.0883 37.1 0.5767 -42.4 1.900 0.2968 -172.4 3.498 69.8 0.0908 36.3 0.5679 -43.4 2.000 0.2951 -179.1 3.329 67.1 0.0930 35.9 0.5603 -44.5 2.200 0.3023 168.3 3.048 61.5 0.0981 34.4 0.5476 -47.0 2.400 0.3128 155.9 2.823 56.3 0.1026 33.1 0.5343 -49.5 2.600 0.3315 146.4 2.606 51.4 0.1070 32.0 0.5207 -52.1 2.800 0.3487 137.3 2.431 46.2 0.1113 30.3 0.5106 -54.8 3.000 0.3730 129.3 2.278 41.5 0.1155 29.0 0.4987 -57.6 3.500 0.4296 113.5 1.949 30.2 0.1261 25.4 0.4791 -65.3 4.000 0.4863 102.2 1.696 19.7 0.1354 21.6 0.4584 -74.0 4.500 0.5336 92.3 1.489 9.6 0.1432 17.5 0.4422 -83.6 5.000 0.5685 85.3 1.323 1.2 0.1496 15.3 0.4339 -92.6 5.500 0.6071 79.1 1.194 -8.0 0.1600 11.6 0.4368 -103.2 6.000 0.6395 73.6 1.079 -16.5 0.1673 7.9 0.4434 -113.6 ! ! SIEMENS AG Semiconductor Group, Munich