[sdiy] ODP: Question for the self-assembly SMD-ers here

[The SynthiMuse]

I think you'd only have space for vias under the large pads. The smaller
pads look to be too-fine pitched to allow vias underneath.

On Fri, 18 Feb 2022, 19:16 Mike Bryant, <mbryant at futurehorizons.com> wrote:

> Hmm
>
>
>
> I wonder if I put a via right under every pad (and lots under the large
> pads) I could flow solder through it ?
>
>
>
>
>
> *From:* The SynthiMuse [mailto:synthimuse at gmail.com]
> *Sent:* 18 February 2022 18:56
> *To:* Roman
> *Cc:* synth-diy at synth-diy org; Mike Bryant
> *Subject:* Re: [sdiy] ODP: Question for the self-assembly SMD-ers here
>
>
>
> Not sure what the footprint guidelines for this part are but I would
> arrange my footprint to have a few vias under the large pads and plan to
> apply hot air from below to flow solder paste on to all the pads.
>
> Gerry
>
>
>
> On Fri, 18 Feb 2022, 18:47 Roman, <modular at go2.pl> wrote:
>
> Yes, it is doable with soldering iron. Sharp chisel or knife type, with
> flux gel and microscipe. No way of course to solder botom pads, so it will
> be poorly heatsinked. But I guess for a prototype you won't be driving it
> full power anyway.
>
> You might also try solder paste and hot air, but IMHO that's more risky
> and difficult.
>
>
>
> I'm not inUK so can't help you, although I'd gladly do it for free.
>
>
>
> Roman
>
>
>
> ---- Użytkownik Mike Bryant napisał ----
>
> Is it possible to assemble this product by hand ?
>
>
>
>
> https://www.infineon.com/cms/en/product/power/class-d-audio-amplifier-ic/integrated-class-d-audio-amplifier-ics/ma5332ms/?redirId=160809
>
>
>
> I can get a PCB made at JLCPCB with all the support circuitry on it and
> leave plenty of space for this IC, but not sure if it’s possible to
> assemble this part afterwards.
>
> It has a recommended stencil design in the datasheet which seems pretty
> tight for manual placement.
>
>
>
> Alternatively anybody in the UK with whatever equipment is needed and
> willing to do it (paid for obviously) please email me.
>
>
>
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