Connector help - Help with connectors, also Eagle.

Discussion in 'Modding and Hacking - Consoles and Electronics' started by Bearking, Jan 22, 2018.

  1. Bearking

    Bearking Konsolkongen

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    I'm doing a project where I wish to use a certain kind of header connectors, as they take up less footprint than the ones I normally use.

    Attached are pictures of the kind of connectors I want to use, I need both 2.0mm and 2.54mm (0.1").

    I get that I need to purchase pins separately for the female end, but I'm not sure if I can just solder on the wires, or if I need to use a crimp tool of some kind?

    Also, I'm using Eagle for my PCB designs, but I haven't been able to find a library with these connectors. I realise that I can just use 2.0mm and 2.56mm pinheaders and that will fit, but I'd like to have the correct silkscreen too.
    Not just because it looks better but it also makes it easier to lay out the board and optimise. Maybe I'm just searching the wrong terms, the search function in Eagle confuses me sometimes.

    Are these are the same kind as in my pictures?
    https://www.digikey.com/product-detail/en/molex-llc/0873690600/WM13294-ND/3264534

    These connectors are pretty common, so I hope someone can help me with this :)

    IMG_0967.JPG IMG_0969.JPG IMG_0970.JPG IMG_0971.JPG
     
  2. Bad_Ad84

    Bad_Ad84 The Tick

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    Need a crimp tool

    Connectors look like jst-xh
     
  3. retro

    retro Resigned from mod duty 15 March 2018

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    87369 is obsolete, by the way. Digi-Key should list them as EOL.

    The crimp tools are usually ridiculously expensive (although you can get generic ones that'll do the job). You'd be better off sourcing pre-made cables. They seem to be sold on eBay or hobbyist websites (used for RC batteries for example).

    Check out http://www.jst-mfg.com/ though. They do all sorts of pitches - even smaller ones like 1.2mm. Always use the manufacturer's website to determine the correct crimp tool and terminals. Likewise for Molex.

    Have you checked out SparkFun's library? There should be JST connectors in there.

    https://github.com/sparkfun/SparkFun-Eagle-Libraries

    I assume these are the same:

    https://github.com/chiengineer/Eagle-Libraries/tree/master/Connectors

    Also, Element14 supply Molex libraries:

    https://www.element14.com/community/docs/DOC-64315/l/molex-cad-libraries-for-cadsoft-eagle-software
     
  4. Bearking

    Bearking Konsolkongen

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    Thank you both. I'll see if I can find the proper crimp tool :)

    As for the Eagle libraries, the connectors are not in the Sparkfun library.

    Didn't get around to check all the libraries from the chiengineer github because I get this annoying bug:
    Screen Shot 2018-01-23 at 20.20.07.png

    I can't be bothered to deal with it right now, but I hope they fix that soon :/
     
  5. Bad_Ad84

    Bad_Ad84 The Tick

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    The proper crimp tools for each individual crimps will cost a fortune and only work on that specific crimp.

    Ive had loads of generic ones over the years and most have sucked. But the Japanese brand "engineer" make great tools in general. Their crimp tools work really well and I highly recommend
     
  6. Bearking

    Bearking Konsolkongen

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    I have a solder sucker with a silicone nozzle from that same company, easily the best one I've ever used. I'll see what they have to offer :)

    Hopefully it won't end up being too expensive, in which case premade cables might be the way to go as suggested.
     
  7. retro

    retro Resigned from mod duty 15 March 2018

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    The proper JST tool for two sizes (think it's 2.54 and 2.96) is around £1,000. Absolutely ridiculous. You can probably get an "it'll do" but good quality for around £40-60.
     
  8. Bad_Ad84

    Bad_Ad84 The Tick

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    I have the engineer pa-09, pa-20 and pa-21

    Which covers most of the sizes you need for pretty much everything. But you can get away with just the 1 pair for most stuff.

    They are about 40 quid a pair, don't regret buying any of their stuff.
     
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