! SIEMENS Small Signal Semiconductors ! BFP280 ! Si NPN RF Bipolar Junction Transistor in SOT143 ! VCE = 1.5 V IC = 0.4 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 0.9816 -0.6 1.476 179.9 0.0011 75.4 0.9999 -0.1 0.020 0.9892 -1.1 1.495 179.6 0.0024 83.2 0.9999 -0.5 0.050 0.9856 -2.2 1.501 177.5 0.0067 90.3 0.9987 -1.2 0.100 0.9752 -4.7 1.458 175.1 0.0130 85.7 0.9999 -2.4 0.150 0.9780 -7.2 1.485 172.4 0.0197 84.4 0.9977 -3.6 0.200 0.9772 -9.6 1.476 170.0 0.0261 82.8 0.9958 -4.8 0.250 0.9775 -12.2 1.463 167.5 0.0327 81.3 0.9940 -6.1 0.300 0.9719 -14.5 1.481 165.5 0.0392 79.7 0.9947 -7.3 0.400 0.9679 -19.2 1.480 159.8 0.0517 75.8 0.9897 -9.6 0.500 0.9506 -24.2 1.449 154.6 0.0641 72.0 0.9855 -12.0 0.600 0.9348 -29.0 1.447 149.9 0.0769 68.6 0.9801 -14.4 0.700 0.9285 -33.8 1.425 145.2 0.0874 65.1 0.9722 -16.6 0.800 0.9039 -38.5 1.431 140.4 0.0987 61.7 0.9652 -18.9 0.900 0.8894 -43.3 1.407 135.7 0.1098 58.1 0.9560 -21.1 1.000 0.8737 -48.2 1.378 131.3 0.1197 55.0 0.9477 -23.2 1.100 0.8561 -52.9 1.377 126.6 0.1290 51.8 0.9372 -25.4 1.200 0.8321 -57.5 1.351 122.5 0.1380 48.3 0.9300 -27.6 1.300 0.8148 -62.6 1.339 117.9 0.1459 45.3 0.9183 -29.6 1.400 0.7876 -67.3 1.328 113.6 0.1537 42.4 0.9067 -31.6 1.500 0.7692 -73.2 1.329 109.1 0.1605 39.7 0.8946 -33.4 1.600 0.7396 -77.3 1.307 105.0 0.1676 37.0 0.8855 -35.2 1.700 0.7233 -83.3 1.293 100.7 0.1730 34.0 0.8715 -37.2 1.800 0.6904 -88.6 1.272 95.9 0.1792 31.7 0.8619 -38.7 1.900 0.6731 -94.3 1.266 92.1 0.1840 28.7 0.8509 -40.6 2.000 0.6447 -99.2 1.237 87.7 0.1895 26.4 0.8420 -42.1 2.200 0.6001 -110.8 1.199 79.5 0.1966 21.2 0.8193 -45.7 2.400 0.5635 -122.1 1.163 72.2 0.2032 16.3 0.7992 -49.1 2.600 0.5303 -135.1 1.127 64.8 0.2057 12.2 0.7750 -52.0 2.800 0.5027 -146.9 1.081 57.1 0.2107 7.5 0.7645 -55.2 3.000 0.4803 -160.3 1.058 49.8 0.2109 3.1 0.7460 -58.3 3.500 0.4681 168.9 0.954 33.1 0.2125 -6.6 0.7267 -66.0 4.000 0.4970 143.6 0.857 18.2 0.2021 -15.1 0.7035 -74.8 4.500 0.5370 124.1 0.763 4.8 0.1900 -22.9 0.6969 -84.4 5.000 0.5725 109.9 0.675 -5.7 0.1683 -26.9 0.6923 -93.9 5.500 0.6181 98.3 0.614 -16.4 0.1580 -28.9 0.6987 -104.4 6.000 0.6548 89.4 0.545 -25.3 0.1470 -30.4 0.7091 -114.9 ! ! SIEMENS AG Semiconductor Group, Munich