! SIEMENS Small Signal Semiconductors ! BFR93A ! Si NPN RF Bipolar Junction Transistor in SOT23 ! VCE = 1.75 V IC = 3 mA ! Common Emitter S-Parameters: October 1995 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.8855 -4.5 9.740 176.7 0.0057 87.1 0.9903 -2.4 0.020 0.8784 -8.9 9.711 173.4 0.0113 84.4 0.9873 -4.5 0.050 0.8653 -22.0 9.464 164.1 0.0275 77.8 0.9656 -11.1 0.100 0.8153 -42.5 8.800 150.6 0.0510 67.6 0.9002 -20.7 0.150 0.7563 -60.5 7.935 138.4 0.0686 58.8 0.8179 -28.3 0.200 0.6965 -76.4 7.093 128.6 0.0815 52.9 0.7404 -33.7 0.250 0.6482 -90.0 6.311 120.3 0.0910 48.0 0.6709 -37.8 0.300 0.6134 -101.6 5.660 113.7 0.0978 44.9 0.6145 -40.6 0.400 0.5587 -120.8 4.591 102.8 0.1076 41.1 0.5297 -44.3 0.500 0.5256 -135.8 3.843 94.5 0.1145 39.3 0.4732 -46.5 0.600 0.5069 -148.0 3.299 87.7 0.1203 38.9 0.4334 -48.2 0.700 0.4963 -157.4 2.886 81.6 0.1260 39.3 0.4063 -49.8 0.800 0.4906 -165.8 2.565 76.5 0.1311 40.3 0.3857 -51.6 0.900 0.4913 -173.3 2.309 71.9 0.1371 41.3 0.3696 -53.5 1.000 0.4901 -179.8 2.103 67.5 0.1431 42.3 0.3590 -55.4 1.100 0.4931 174.4 1.943 63.3 0.1497 43.6 0.3494 -58.1 1.200 0.4993 169.0 1.808 59.5 0.1570 44.6 0.3416 -60.7 1.300 0.5047 164.0 1.679 55.6 0.1645 45.6 0.3356 -63.3 1.400 0.5050 159.7 1.573 52.2 0.1726 46.6 0.3321 -66.2 1.500 0.5090 155.7 1.478 48.9 0.1814 47.5 0.3277 -69.5 1.600 0.5192 151.4 1.408 45.7 0.1902 48.1 0.3243 -72.9 1.700 0.5264 148.1 1.342 42.8 0.2001 48.7 0.3219 -76.4 1.800 0.5265 144.2 1.283 39.8 0.2108 49.1 0.3225 -79.9 1.900 0.5308 140.8 1.227 37.1 0.2219 49.5 0.3215 -83.5 2.000 0.5402 137.7 1.175 34.6 0.2329 49.6 0.3207 -87.0 2.200 0.5508 131.5 1.093 29.6 0.2571 49.4 0.3224 -94.5 2.400 0.5595 126.0 1.026 25.3 0.2831 48.5 0.3249 -102.5 2.600 0.5773 120.2 0.965 21.0 0.3099 47.2 0.3287 -110.9 2.800 0.5843 114.7 0.917 17.1 0.3371 45.4 0.3324 -119.7 3.000 0.5964 109.5 0.873 13.7 0.3662 43.2 0.3410 -128.9 ! ! SIEMENS AG Semiconductor Group, Munich