Are any of you aware if packages with a non-isolated mounting tab connected to any other pad than the middle one exist?
If they don't, then I would opt for one footprint with the tab connected and one footprint with the tab unconnected. On Wed, Dec 31, 2014 at 9:20 AM, Carl Poirier <[email protected]> wrote: > The question of pin names had been solved a while ago already. It was > agreed that the symbols would take care of pin swaps. > > As for the tab, I wished to avoid the board-level edit of the footprint, > but it's a good compromise to avoid many library variants. > > Michal Salaban (See other email) suggests another solution, which consists > of attributing pin number 4 to the tab in the schematic symbol, and pad > number four to the tab in the footprint. Here, the user alse has to > manually assign a net to the pad, but in the schematic. Any comments on > that one? > > On Wed, Dec 31, 2014 at 5:54 AM, Vesa Solonen <[email protected]> > wrote: > >> 31/12/14, 04:01, Carl Poirier kirjoitti: >> > Vesa, >> > >> > If I understand correctly, you say the oyvind-aabling library is a good >> > example of having multiple variants of the same housing, which you don't >> > like. Right? >> >> Hi Carl, >> >> Quite the opposite, if I understand correctly ;) >> With multiple variants depending on a device I meant e.g. TO-220_GDS and >> TO-220_BCE, which I don't like. I see why pin names are nice on the PCB, >> but they don't belong to the standardised housing library. They should >> be pulled from the schematic symbol the standard housing is linked to. >> This should be quite easy to add in to the pcbnew pin rendering, >> possibly with an option to turn it on part by part basis. >> >> In the oyvind-aabling's library variants are only mechanical variants, >> vertical, horizontal with tab to PCB and horizontal with tab away from >> PCB. Everything parametrically generated including 3-D and >> not_too_long_names. >> >> -Vesa >> >> >
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