! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 8 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 0.9577 -0.8 3.982 179.4 0.0010 78.0 0.9982 -0.2 0.020 0.9594 -1.2 3.987 179.2 0.0023 81.3 0.9999 -0.7 0.050 0.9596 -3.3 4.024 176.8 0.0057 91.6 0.9961 -1.6 0.100 0.9517 -6.6 3.943 174.0 0.0112 84.2 0.9953 -3.2 0.150 0.9500 -9.8 3.981 170.8 0.0170 83.0 0.9926 -4.7 0.200 0.9461 -12.9 3.997 167.7 0.0227 81.4 0.9902 -6.3 0.250 0.9441 -16.3 3.917 164.7 0.0281 79.4 0.9856 -7.9 0.300 0.9357 -19.4 3.912 162.2 0.0338 77.1 0.9822 -9.3 0.400 0.9146 -25.8 3.899 155.4 0.0442 72.7 0.9720 -12.5 0.500 0.8892 -32.3 3.780 149.4 0.0544 68.5 0.9591 -15.3 0.600 0.8654 -38.0 3.695 144.0 0.0639 64.5 0.9452 -18.0 0.700 0.8395 -44.0 3.566 138.7 0.0720 61.4 0.9280 -20.7 0.800 0.8024 -50.1 3.523 133.2 0.0800 57.3 0.9117 -23.1 0.900 0.7700 -56.1 3.428 128.1 0.0873 53.8 0.8927 -25.5 1.000 0.7380 -61.7 3.294 123.2 0.0933 50.7 0.8755 -27.7 1.100 0.7099 -67.6 3.209 118.4 0.0997 47.9 0.8575 -29.8 1.200 0.6724 -72.7 3.080 114.2 0.1049 44.7 0.8428 -31.9 1.300 0.6461 -78.2 2.982 109.7 0.1098 42.2 0.8260 -33.7 1.400 0.6089 -83.6 2.890 105.5 0.1143 39.8 0.8102 -35.5 1.500 0.5817 -90.1 2.824 101.1 0.1180 37.5 0.7937 -37.1 1.600 0.5469 -95.2 2.723 97.2 0.1220 35.6 0.7814 -38.6 1.700 0.5218 -101.8 2.651 93.1 0.1248 33.4 0.7637 -40.5 1.800 0.4916 -107.9 2.575 89.0 0.1279 31.7 0.7498 -41.8 1.900 0.4701 -114.1 2.492 85.6 0.1304 29.6 0.7366 -43.4 2.000 0.4431 -119.5 2.402 82.0 0.1332 27.9 0.7257 -44.6 2.200 0.4054 -132.7 2.256 74.7 0.1372 24.7 0.7033 -47.6 2.400 0.3769 -145.5 2.123 68.5 0.1409 21.5 0.6836 -50.4 2.600 0.3607 -159.8 2.006 62.3 0.1434 18.9 0.6609 -53.1 2.800 0.3483 -172.9 1.889 55.9 0.1462 16.3 0.6470 -55.8 3.000 0.3468 173.4 1.802 49.9 0.1479 13.8 0.6298 -58.5 3.500 0.3765 144.8 1.576 35.9 0.1530 8.4 0.6050 -65.6 4.000 0.4263 124.5 1.385 23.4 0.1545 3.5 0.5826 -73.7 4.500 0.4807 109.2 1.220 11.7 0.1543 -1.1 0.5683 -82.6 5.000 0.5224 98.3 1.089 1.9 0.1506 -2.8 0.5589 -91.3 5.500 0.5638 90.0 0.981 -8.1 0.1539 -5.0 0.5617 -101.1 6.000 0.6081 82.8 0.882 -17.3 0.1558 -7.2 0.5678 -111.0 ! ! SIEMENS AG Semiconductor Group, Munich