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Re: FBSSTC modifications ok?
Original poster: jimmy hynes <chunkyboy86-at-yahoo-dot-com>
Hey,
Why was only one MOSFET getting a signal on its gate? They were both hooked
up to a gate drive
transformer right?
I would just give the 4420 and 4429 the same signal (4420 is non inverting
right?), I don't think
you need a 4420 just to drive another 4420 and 4429
--- Tesla list <tesla-at-pupman-dot-com> wrote:
> Original poster: Fucian-at-aol-dot-com
>
> Hey,
> After some time fiddling with the circuit that steve ward designed( 4420
> fbsstc) ( microsstc) i decided to make it a half-bridge...
>
> I know that i need to add more to the circuit...I did run it into the
> halfbridge for s!-at-# and giggles and noticed only one mosfet was getting a
> signal on its gate...
>
> I want to add a 4429 into the circuit. If i were to run the output from the
> 4420 into the 4429 and have the 4429 power a GDT, would this work?Or do i
> need to add another 4420 and send the signal from the main 4420 into the
> 4420/4429 combo?Liek on hvguy's site...
>
> Matt
>
>
=====
Jimmy