[sdiy] MIDI optocoupler query

Michael E Caloroso mec.forumreader at gmail.com
Sat Jan 6 01:31:47 CET 2018


About a year ago I purchased 6N138s in DIP format from Mouser.

MC

On 1/5/18, Tim Ressel <timr at circuitabbey.com> wrote:
> That looks promising! I'll get one and try it out.
>
> --tr
>
>
>
> On 1/5/2018 1:24 PM, Chris McDowell wrote:
>> I had this question recently, too, and was pointed to the TLP2361. I
>> has a push pull output and runs at 3.3V. I believe it is soic-6 sized.
>>
>> https://www.digikey.com/product-detail/en/TLP2361(E/TLP2361(E-ND/5189881?utm_campaign=buynow&WT.z_cid=ref_octopart_dkc_buynow&utm_medium=aggregator&curr=usd&site=us&utm_source=octopart
>>
>> <https://www.digikey.com/product-detail/en/TLP2361%28E/TLP2361%28E-ND/5189881?utm_campaign=buynow&WT.z_cid=ref_octopart_dkc_buynow&utm_medium=aggregator&curr=usd&site=us&utm_source=octopart>
>>
>>
>>
>>
>>> On Jan 5, 2018, at 2:34 PM, Byron G. Jacquot <thescum at surfree.com
>>> <mailto:thescum at surfree.com>> wrote:
>>>
>>>> I remember reading a long time ago that opto couplers are that big
>>>> because
>>>> the innards actually require that much volume. �I could be wrong
>>>> though.
>>>
>>> Having smashed a few open, most of the volume is plastic, or ceramic,
>>> or whatever the packaging material is.
>>>
>>> https://cdn.sparkfun.com/assets/learn_tutorials/4/0/8/opto-internal-labeled.png
>>>
>>> -Byron Jacquot
>>> _______________________________________________
>>> Synth-diy mailing list
>>> Synth-diy at synth-diy.org
>>> http://synth-diy.org/mailman/listinfo/synth-diy
>>
>>
>>
>> _______________________________________________
>> Synth-diy mailing list
>> Synth-diy at synth-diy.org
>> http://synth-diy.org/mailman/listinfo/synth-diy
>
> --
> --Tim Ressel
> Circuit Abbey
> timr at circuitabbey.com
>
>




More information about the Synth-diy mailing list