gEDA-user: How small a part can you hand place?
Stuart Brorson
sdb at cloud9.net
Wed Jul 26 07:47:49 EDT 2006
>
>
> I just noticed that Digikey is now carrying 01005 sized parts.
> Looks like they are about the size of a flake of black pepper.
>
> How small a part can you realistically place with tweezers,
> soldering iron and/or toaster oven?
I regularly do 0603 with tweezers/magnifying glass/Metcal iron with
fine tip. I once had a board with 0402 parts. ISTR doing a little
manual rework on it, although not much involving those small parts
thankfully.
> Something else I don't understand in the Digikey
> description is that they say "01005 (EIA) 402".
> What does the "EIA 402" mean?
The EIA maintains a parallel nomenclature defining the size of SMT
passive parts. I belive it may be metric, and may be more common in
Europe (although I could be wrong). In America, we use the more
informal nomenclature 1206, 0805, 0603, etc. which is common in the
industry, but doesn't have a standards body defintion behind it (as
far as I know).
Stuart
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