Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.
I have used four IGBTs to build an H-bridge. The inputs of the h-bridge are SPWM and are programmed in a way as shown below:
The output of the H-bridge is a three level pwm(as expected), and then its passed through a filter.
But the output from the filter isn’t sine wave (shown in red)
It...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.