! SIEMENS Small Signal Semiconductors ! BFY450 ! Si NPN RF SIEGET Grounded Emitter Transistor in MICRO-X ! VCE = 3 V IC = 30 mA ! Common Emitter S-Parameters: October 1996 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.2110 -16.5 54.173 176.1 0.0017 61.1 0.9109 -4.9 0.020 0.2250 -30.6 53.340 171.0 0.0039 71.6 0.9075 -9.9 0.050 0.2921 -64.8 50.191 160.4 0.0083 67.0 0.8781 -24.8 0.100 0.4216 -99.7 44.528 144.5 0.0152 60.7 0.7975 -47.2 0.150 0.5027 -119.3 37.581 131.8 0.0196 53.1 0.7030 -65.1 0.200 0.5746 -132.2 32.240 122.8 0.0220 47.1 0.6315 -79.1 0.250 0.6037 -141.3 27.438 115.5 0.0242 43.6 0.5692 -90.9 0.300 0.6286 -148.1 23.884 110.3 0.0257 43.3 0.5312 -100.3 0.400 0.6614 -157.5 18.755 102.5 0.0285 41.5 0.4732 -114.9 0.500 0.6783 -163.6 15.176 96.7 0.0302 42.2 0.4405 -125.9 0.600 0.6865 -168.7 12.745 91.8 0.0323 43.8 0.4231 -134.0 0.700 0.6987 -172.4 10.994 87.6 0.0343 44.8 0.4155 -140.7 0.800 0.7011 -175.3 9.574 84.5 0.0372 45.2 0.4088 -146.4 0.900 0.7047 -178.0 8.472 81.5 0.0398 46.4 0.4031 -150.9 1.000 0.7082 179.5 7.607 78.9 0.0413 47.8 0.4034 -154.5 1.100 0.7083 176.6 6.909 76.2 0.0444 48.8 0.4061 -158.1 1.200 0.7137 174.7 6.284 74.1 0.0471 49.6 0.4053 -161.4 1.300 0.7176 173.0 5.781 72.0 0.0499 49.6 0.4052 -164.2 1.400 0.7188 171.5 5.310 70.2 0.0521 50.4 0.4077 -166.5 1.500 0.7183 170.0 4.989 68.3 0.0551 50.1 0.4109 -169.0 1.600 0.7224 168.4 4.611 66.2 0.0580 50.6 0.4120 -171.3 1.700 0.7254 166.8 4.341 64.4 0.0611 50.5 0.4125 -173.5 1.800 0.7226 165.0 4.085 63.0 0.0637 50.5 0.4142 -175.3 1.900 0.7315 163.5 3.870 61.1 0.0669 50.4 0.4186 -177.1 2.000 0.7280 162.3 3.654 59.5 0.0695 50.3 0.4195 -179.0 2.200 0.7299 159.6 3.306 56.3 0.0756 49.8 0.4216 178.0 2.400 0.7283 157.0 3.035 52.9 0.0816 48.8 0.4257 174.6 2.600 0.7289 154.3 2.795 50.1 0.0876 47.8 0.4259 172.2 2.800 0.7298 151.7 2.605 47.1 0.0935 46.9 0.4288 169.1 3.000 0.7304 149.3 2.435 44.1 0.1004 45.7 0.4292 166.9 3.500 0.7320 142.5 2.097 36.9 0.1159 42.2 0.4360 160.4 4.000 0.7391 136.0 1.860 29.2 0.1325 37.8 0.4409 153.4 4.500 0.7406 129.5 1.680 21.6 0.1478 32.6 0.4459 147.3 5.000 0.7486 123.0 1.529 14.1 0.1624 27.5 0.4609 140.6 5.500 0.7500 115.6 1.388 7.0 0.1763 22.0 0.4681 133.7 6.000 0.7661 109.3 1.289 0.0 0.1890 16.7 0.4849 127.4 ! ! SIEMENS AG Semiconductor Group, Munich