[sdiy] Need a TO220 thermo pad that can withstand 130vdc without arcing..

[rburnett at richieburnett.co.uk]

Out of interest, what does the 130VDC represent JP?

That would be quite a high pitch note with a 1V/oct CV! ;-)))

-Richie,



On 2025-01-30 14:50, Jean-Pierre Desrochers via Synth-diy wrote:
> In fact there I have a row of 4 x TO220 packages alligned on a shared
> heatsink.
> 
> The broken (arcing) thermo pad to replace is a one piece that sits
> underneath
> the four TO220’s… Around 60mm x 20mm.
> 
> After browsing following your nice comments I finally bought this :
> 
> https://www.digikey.ca/en/products/detail/t-global-technology/TI900-20-20-0-12-0/3042329?s=N4IgTCBcDaIIxwGwA4C0AVAkgTgAy9TAKNVwDo4xTUA5AERAF0BfIA
> 
> De : Synth-diy <synth-diy-bounces at synth-diy.org> De la part de René
> Schmitz
> Envoyé : 30 janvier 2025 05:34
> À : synth-diy at synth-diy.org
> Objet : Re: [sdiy] Need a TO220 thermo pad that can withstand 130vdc
> without arcing..
> 
> Is the part in question available in TO-220 Full-PAK, i.e. a fully
> insulated case?
> 
> On 29.01.2025 19:58, Jean-Pierre Desrochers via Synth-diy wrote:
> 
>> Need a TO220 thermo pad that can withstand 130vdc without arcing..
>> 
>> I sillicon made type that does not need any compound would do best.
>> 
>> No mica/compound stuff.
>> 
>> I searched on Digikey and they have a lot available but nothing
>> stated
>> about their voltage breakdown..
>> 
>> Any idea ?
>> 
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