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Re: Full-Bridge -vs- Half-Bridge

Original poster: Terry Fritz <teslalist-at-twfpowerelectronics-dot-com>


In general, a full bridge will deliver twice the voltage swing.  This also 
produces twice the current to the load.  Thus the power goes up four times.



At 10:33 AM 6/24/2004, you wrote:
>I posted this last week but didn't get any answers, so
>I'll try one last time ;-)
>On Fri, 18 Jun 2004 12:52:22 -0700 (PDT),
>humanb-at-chaoticuniverse-dot-com wrote:
> >
> > Hi, can someone tell me just how much more power a
> > H-bridge can process over a Half-Bridge? It's not just
> > 2X as much is it? It isn't that simple, is it? Also,
> > what would be the best way to calculate the optimum
> > Capacitance in the voltage divider for a Half-Bridge?
> > Currently I am using two 1uF caps, but when running a
> > resonant tank one may want to adjust this, so I would
> > like to find a way to calculate the optimum ballance.
> >
> > Thanks,
> >
> > David Trimmell