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Re: Copper layer count

 

I forgot to mention that the other side was filled with potting compound loaded with silica to equalize the heat. The heatsink was the box for the whole circuit.

Jean-Paul
AC9GH

On Jun 6, 2014, at 4:08 PM, Jean-Paul Louis <louijp@xxxxxxxxx> wrote:

> The bottom was glued with thermal glue to a large heatsink not grounded for various reasons.
> 
> Jean-Paul
> AC9GH
> 
> On Jun 6, 2014, at 3:55 PM, Lorenzo Marcantonio <l.marcantonio@xxxxxxxxxxxx> wrote:
> 
>> On Fri, Jun 06, 2014 at 03:50:11PM -0400, Jean-Paul Louis wrote:
>>> How do you route 3 layer boards? Top layer (components), 2 inner layers and no bottom layer is one configuration that come to mind? Those are not common, but they exist out there.
>> 
>> I suppose in the same way... just ignore one of the layers. BTW what
>> would the benefit for not having the bottom layer? Just curious
>> 
>> -- 
>> Lorenzo Marcantonio
>> Logos Srl
>> 
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