! SIEMENS Discrete & RF Semiconductors ! BFP450 ! Si NPN RF SIEGET Grounded Emitter Transistor in SOT343 ! VCE = 2 V IC = 80 mA ! Common Emitter S-Parameters: February 1998 # GHz S MA R 50 ! f S11 S21 S12 S22 ! GHz MAG ANG MAG ANG MAG ANG MAG ANG 0.010 0.0940 -142.0 64.835 175.6 0.0019 92.0 0.8729 -5.6 0.020 0.1430 -127.2 63.681 170.8 0.0031 78.2 0.8710 -12.9 0.050 0.2834 -127.3 60.503 156.8 0.0078 72.5 0.8487 -33.9 0.100 0.4653 -138.1 50.697 138.3 0.0120 61.5 0.7571 -62.9 0.150 0.5687 -148.1 41.335 125.4 0.0155 54.4 0.6796 -84.7 0.200 0.6170 -155.6 34.006 116.8 0.0176 51.7 0.6212 -100.7 0.250 0.6505 -160.6 28.542 110.3 0.0190 51.1 0.5855 -113.7 0.300 0.6704 -164.8 24.425 104.9 0.0209 49.9 0.5612 -122.7 0.400 0.6956 -171.3 18.645 97.3 0.0236 50.9 0.5365 -137.4 0.500 0.7083 -175.7 15.119 92.1 0.0266 52.8 0.5197 -147.6 0.600 0.7107 -178.9 12.564 87.2 0.0292 53.3 0.5095 -154.7 0.700 0.7209 178.3 10.773 84.2 0.0326 54.7 0.5115 -160.1 0.800 0.7236 175.2 9.353 80.8 0.0366 55.6 0.5166 -165.2 0.900 0.7311 173.2 8.304 78.2 0.0394 56.7 0.5165 -169.9 1.000 0.7386 171.2 7.468 75.3 0.0428 55.8 0.5111 -173.5 1.100 0.7399 168.6 6.696 73.1 0.0459 56.3 0.5162 -176.0 1.200 0.7420 166.6 6.078 71.0 0.0495 55.4 0.5282 -179.1 1.300 0.7377 165.0 5.590 69.1 0.0533 55.5 0.5290 177.4 1.400 0.7436 163.0 5.165 67.2 0.0564 54.8 0.5232 174.9 1.500 0.7438 161.5 4.813 64.9 0.0597 54.5 0.5263 173.4 1.600 0.7544 159.8 4.482 63.0 0.0632 53.9 0.5390 171.0 1.700 0.7530 158.1 4.205 61.0 0.0667 53.3 0.5410 167.9 1.800 0.7514 156.5 3.944 59.2 0.0699 52.3 0.5350 166.0 1.900 0.7563 154.9 3.724 57.7 0.0736 51.5 0.5362 164.9 2.000 0.7569 153.2 3.520 55.7 0.0767 50.7 0.5474 163.0 2.200 0.7633 149.8 3.203 52.2 0.0838 48.9 0.5458 158.1 2.400 0.7647 146.7 2.903 49.1 0.0898 46.9 0.5587 156.0 2.600 0.7697 143.8 2.659 45.4 0.0964 44.9 0.5561 151.1 2.800 0.7747 140.7 2.476 42.2 0.1023 42.5 0.5718 149.3 3.000 0.7785 137.8 2.298 38.6 0.1083 40.1 0.5715 144.3 3.500 0.7979 129.6 1.943 30.5 0.1210 34.1 0.5844 138.0 4.000 0.8042 122.7 1.663 22.7 0.1329 28.9 0.6197 132.1 4.500 0.8171 116.2 1.441 15.3 0.1438 23.3 0.6483 124.4 5.000 0.8209 111.3 1.285 8.8 0.1525 18.2 0.6419 117.5 5.500 0.8368 106.3 1.168 2.1 0.1619 13.6 0.6416 114.1 6.000 0.8254 101.6 1.062 -4.9 0.1691 8.5 0.6715 109.0 ! ! f Fmin Gammaopt rn/50 ! GHz dB MAG ANG - 0.450 1.68 0.57 -171 0.08 0.900 1.71 0.61 -160 0.09 1.800 2.06 0.65 -149 0.14 2.400 2.28 0.66 -138 0.21 3.000 2.49 0.69 -132 0.31 4.000 2.71 0.70 -115 0.62 ! ! SIEMENS AG Semiconductor Group, Munich