Re: [TCML] gdt's.....can u overlap turns?

[Jason Hill <effuzionz@xxxxxxxxx>]

Thanks for the help. I have run calculations on the coil and in turn on the gdt's as well and I was about 1 turn shy of what my calculations came to w out overlapping. 
Really appreciate the help! 

Sent from my iPhone

On Feb 3, 2012, at 7:35 AM, Phillip Slawinski <pslawinski@xxxxxxxxx> wrote:

> The number of turns you need on your GDT depends on the frequency
> you're operating at, the type of material your GDT core is made from,
> and the cross-sectional area of the core.  The number of turns you
> need will not depend on "how hard you push the coil".  Check out this
> article on Wikipedia
> http://en.wikipedia.org/wiki/Transformer#Effect_of_frequency  You can
> use the equation there to figure out how many turns you need.  (You'll
> have to re-arrange it to solve for number of turns).  By the way,
> overlapping turns is okay, just make sure you wind all the turns in
> the same direction.
> 
> On Thu, Feb 2, 2012 at 17:58, jason hill <effuzionz@xxxxxxxxx> wrote:
>> just a quick question.....can the turns on gdt's overlap? and if not would one less turn drastically alter the performance of a sstc? my h-bridge employs the gdt's which is fed by 4 tc4422's. the tc4422's are fed by a tl494.
>> my initial response is yes due to the coupling of the 3 windings having to be so tight to cutt down on leakage inductance as far as overlapping turns are concerned.
>> and as far as one less turn.....im guessing will relate to how hard i am trying to push my coil.
>> 
>> are these assumptions correct?
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