Useful advice for LNA design
I'm learning the LNA design. who can give me some useful advice?
Such as how to calculate the bias , match, etc.
thanks.
Added after 2 minutes:
For example, how to use the NPN transmitor.
this is the S parameter
# GHz S MA R 50
0.040 0.821 -3.464 12.431 176.413 0.002 74.057 0.983 -1.953
0.100 0.828 -8.446 12.171 172.440 0.006 86.011 0.981 -4.969
0.200 0.818 -16.753 12.000 165.202 0.012 79.424 0.969 -10.041
0.300 0.801 -25.040 11.782 158.598 0.018 74.889 0.954 -14.845
0.400 0.783 -33.108 11.507 151.673 0.024 69.804 0.932 -19.508
0.500 0.759 -40.913 11.188 145.034 0.029 65.659 0.907 -23.864
0.600 0.735 -48.473 10.766 138.946 0.034 61.427 0.879 -27.982
0.700 0.710 -55.731 10.343 133.197 0.038 57.536 0.849 -31.891
0.800 0.683 -62.885 9.945 127.570 0.041 54.060 0.819 -35.472
0.900 0.656 -69.609 9.544 122.271 0.045 50.902 0.789 -38.861
1.000 0.630 -76.219 9.128 117.179 0.048 47.981 0.760 -41.998
check this topic
https://www.edaboard.com/ftopic212117.html
and u must read gonzalez book it is great
khouly
Thank a lot
also check this tutorial about LNA design using ads
http://www.zen118213.zen.co.uk/RFMic...p_tutorial.pdf
khouly
I think the tutorial is based on computer software based design. Is there any other easy to understand tutorial?