[sdiy] DIP LM13700 discontinuation

cheater cheater cheater00social at gmail.com
Thu May 20 20:37:27 CEST 2021


Honestly though how difficult can it be to build a P&P? Isn't it very
similar to 3D printer technology, just less Z-axis movement?

On Thu, May 20, 2021 at 8:18 PM <mskala at ansuz.sooke.bc.ca> wrote:
>
> On Thu, 20 May 2021, Mike Beauchamp wrote:
> > Can anyone comment on what cancelling the DIP package might mean to the SMT
> > version in the near future? I wonder if they are no longer producing the
> > actual die, or just not bothering to put it in a DIP package?
>
> Everything ends eventually.  Small analog functions like OTAs in general
> may be on borrowed time.  Also, there's been talk in this thread of how
> SOICs are no harder to hand-solder than DIPs; even if we agree on that,
> SOICs will not remain available forever either.  To a first approximation,
> nobody builds electronics by hand anymore.  Those of us right here who
> actually do, are way below the noise floor of an outfit like Texas
> Instruments.  And the consequence is that some day the only chips
> available will be chips that only robots can work with.
>
> But the product change notice for this says it's because they're
> discontinuing the "die attach" used by the LM13700N at a particular
> factory - and lists a few other DIP products that don't seem to be closely
> related except that they also use that particular process at that factory.
> So I don't think it's an issue of TI wanting to stop making the LM13700
> silicon more generally, nor even all DIPs in general - it's just one
> production process at one factory that they want to shut down.  The DIP
> LM13700N just happens to be a product affected by that decision.  I don't
> think it brings the death of the SOIC version any closer; it might even
> extend the lifetime of the SOIC version if a lot of people who were buying
> the DIP version end up switching to the SOIC version and boosting that
> product's sales.
>
> --
> Matthew Skala
> mskala at ansuz.sooke.bc.ca                 People before tribes.
> https://ansuz.sooke.bc.ca/
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