Re: Sine wave from H bridge

What is your power in watts requirement?
Bad idea to filter it, generate the sinewave, send it to a Pulsewidth
modulator, then apply it to a class D
H bridge amplifier and then filter the output.

"Frank Bemelman" <f.bemelmanq@xxxxxxxxxxxxxxxxx> wrote in message
news:43a9c807$0$2658$e4fe514c@xxxxxxxxxxxxxxxxxxxxxxxxxxx
> "toyo22r" <toyo22r@xxxxxxxxxxx> schreef in bericht
> news:_6ydnbVmj8_lKjTeRVn_vA@xxxxxxxxxxxxxxx
>> I am designing a power supply with output of 120Vac @ 400hz. I plan to
> use
>> a full bridge mosfet output switching at 400hz. This will be a large
>> square wave. I am thinking of using a pi filter to get a sinewave. Does
>> this sound like a good idea?
>
> http://www.tinaja.com/magsn01.asp
>
>
> --
> Thanks, Frank.
> (remove 'q' and '.invalid' when replying by email)
>
>


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