! SIEMENS Small Signal Semiconductors ! BFY450 ! Si NPN RF SIEGET Grounded Emitter Transistor in MICRO-X ! VCE = 1.5 V IC = 5 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 0.7822 -4.3 16.130 178.6 0.0029 90.5 0.9907 -2.4 0.020 0.7778 -8.0 16.141 175.1 0.0064 84.0 0.9840 -4.6 0.050 0.7761 -19.2 15.619 168.5 0.0157 79.8 0.9770 -11.5 0.100 0.7728 -37.5 15.084 158.7 0.0302 70.9 0.9430 -22.7 0.150 0.7584 -54.0 14.136 148.0 0.0428 61.3 0.8927 -33.1 0.200 0.7620 -69.0 13.209 140.1 0.0526 54.9 0.8404 -41.9 0.250 0.7520 -81.8 12.101 132.0 0.0608 47.7 0.7787 -50.1 0.300 0.7458 -93.1 11.131 125.6 0.0668 42.6 0.7294 -57.1 0.400 0.7442 -110.3 9.372 115.5 0.0744 34.1 0.6341 -68.8 0.500 0.7374 -123.4 7.856 106.8 0.0786 28.0 0.5646 -78.1 0.600 0.7407 -133.4 6.819 100.1 0.0816 23.5 0.5139 -85.9 0.700 0.7434 -141.5 5.976 94.3 0.0828 19.7 0.4783 -92.9 0.800 0.7429 -147.7 5.244 89.5 0.0839 16.9 0.4486 -99.0 0.900 0.7428 -152.7 4.666 85.4 0.0842 15.4 0.4269 -104.0 1.000 0.7473 -157.5 4.215 81.6 0.0840 13.6 0.4140 -108.5 1.100 0.7504 -162.2 3.841 78.1 0.0840 12.2 0.4041 -113.3 1.200 0.7535 -165.6 3.500 74.9 0.0833 11.4 0.3955 -117.4 1.300 0.7559 -168.6 3.228 72.2 0.0835 10.6 0.3877 -120.9 1.400 0.7592 -171.4 2.972 69.5 0.0826 9.9 0.3865 -124.3 1.500 0.7644 -173.8 2.793 67.2 0.0820 9.9 0.3841 -128.1 1.600 0.7620 -176.8 2.589 64.3 0.0817 9.8 0.3799 -131.1 1.700 0.7683 -178.9 2.437 62.1 0.0810 10.1 0.3784 -134.3 1.800 0.7708 178.7 2.291 60.0 0.0810 9.6 0.3788 -136.5 1.900 0.7734 176.8 2.170 57.7 0.0809 10.1 0.3832 -139.2 2.000 0.7725 174.5 2.047 55.5 0.0807 10.3 0.3814 -141.7 2.200 0.7783 171.0 1.854 51.4 0.0803 11.4 0.3867 -145.8 2.400 0.7802 167.5 1.703 47.2 0.0806 12.2 0.3924 -150.1 2.600 0.7805 164.1 1.568 43.6 0.0808 13.9 0.3972 -153.8 2.800 0.7841 160.8 1.458 40.2 0.0820 15.1 0.4017 -157.5 3.000 0.7868 157.8 1.365 36.4 0.0836 16.8 0.4096 -160.4 3.500 0.7928 149.9 1.171 28.0 0.0902 20.1 0.4266 -168.6 4.000 0.8030 142.2 1.038 19.4 0.0992 22.4 0.4469 -177.1 4.500 0.8112 134.6 0.930 11.3 0.1109 22.8 0.4685 175.2 5.000 0.8203 127.2 0.845 3.4 0.1248 22.2 0.4976 166.4 5.500 0.8239 119.1 0.764 -3.8 0.1397 20.0 0.5152 157.6 6.000 0.8354 111.9 0.707 -10.6 0.1549 17.0 0.5450 149.4 ! ! SIEMENS AG Semiconductor Group, Munich