[sdiy] voltage regulator insulation

[Tom Wiltshire]

+1 for mounting kits. The easiest way to go. I've used them on several power supply projects.

T.

On 15 Jul 2012, at 19:35, Mike Beauchamp wrote:

> If it helps,
> Jameco has a to-220 mounting kit that includes a mica insulator and the
> appropriate nuts, bolts and washers. Pretty cheap too..
> 
> Mike
> 
> On Sun, 2012-07-15 at 20:02 +0200, ToAd wrote:
>> Hello Guys,
>> 
>> I'm currently building a +/-15V, 1A PSU for my  dual Mega Percussive 
>> Synth and some other drum voices.
>> I use an LM317 and LM337. I want to use the metal case as heatsink.
>> Now I read somewhere that you need to put an insulation plate between 
>> the metal case and the LM's.
>> Is this really needed? What about the bolt that I'll use to hold the LM's?
>> And where do I get this insulation plate? What kind of material is it?
>> 
>> And a related question, which ground do I connect the case with? Do I 
>> use the DC ground or the mains ground.
>> 
>> Thanks a bunch for your help!
>> 
>> Cheers,
>> ToAd
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> 
> 
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