[sdiy] More SMT

[Tim Ressel]

The cool thing about the schmartboards is the extra thick solder mask. It helps align the pins for soldering. And let me tell you: aligning the 0.5mm pins is not very easy. Also the thick solder mask helps prevent bridges. I think they are worth the money.



Tim Ressel
Circuit Abbey
503-750-9331
timr at circuitabbey.com




>________________________________
> From: Ullrich Peter <Peter.Ullrich at kapsch.net>
>To: "music.maker at gte.net" <music.maker at gte.net>; "synth-diy at dropmix.xs4all.nl" <synth-diy at dropmix.xs4all.nl> 
>Sent: Wednesday, March 20, 2013 3:33 PM
>Subject: Re: [sdiy] More SMT
> 
>Hi!
>
>I don't know how much the schmartboard type is, but maybe simpler versions that are only for the 100pin TQFP are cheaper:
>
>http://www.ebay.com/sch/i.html?_trksid=p2050601.m570.l1313&_nkw=tqfp+100&_sacat=0&_from=R40
>
>Ciao
>Peter
>
>http://www.ullrich.at.tt
>________________________________________
>Von: synth-diy-bounces at dropmix.xs4all.nl [synth-diy-bounces at dropmix.xs4all.nl] im Auftrag von Scott Gravenhorst [music.maker at gte.net]
>Gesendet: Mittwoch, 20. März 2013 22:59
>An: synth-diy at dropmix.xs4all.nl
>Betreff: Re: [sdiy] More SMT
>
>Tim Ressel <timr at circuitabbey.com> wrote:
>>I've used these before. Pretty nice product. They can take
>>different size packages. It is the lead pitch you need to look
>>for. The one in your link is 0.5mm pitch.
>>
>
>Thanks Tim,
>
>Yeah, the part I want to put on it says it's 0.5mm pitch, so I guess I am good to go on
>ordering the board.
>
>The how-to vid makes it look pretty easy to use.
>
>
>
>>
>>
>>
>>
>>>________________________________
>>> From: Scott Gravenhorst <music.maker at gte.net>
>>>To: synth-diy at dropmix.xs4all.nl
>>>Sent: Wednesday, March 20, 2013 1:47 PM
>>>Subject: [sdiy] More SMT
>>>
>>>
>>>I'm considering this:
>>>
>>>http://www.schmartboard.com/index.asp?page=products_qfp&id=70
>>>
>>>To mount a 64 pin TQFP 10mm x 10mm IC.  The board supports "up to 100
>>>pins", but little other information is given.
>>>
>>>Still being noobish with SMT, am I to assume that there are only so may
>>>TQFP package sizes and that the board is designed to accept them all?
>>>
>>>-- ScottG
>>>________________________________________________________________________
>>>-- Scott Gravenhorst
>>>-- FPGA MIDI Synth Info: jovianpyx.dyndns.org:8080/public/FPGA_synth/
>>>-- FatMan Mods Etc.: jovianpyx.dyndns.org:8080/public/fatman/
>>>-- Some Random Electronics Bits: jovianpyx.dyndns.org:8080/public/electronics/
>>>-- When the going gets tough, the tough use the command line.
>>>
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>>>
>>> 
>>
>
>-- ScottG
>________________________________________________________________________
>-- Scott Gravenhorst
>-- FPGA MIDI Synth Info: jovianpyx.dyndns.org:8080/public/FPGA_synth/
>-- FatMan Mods Etc.: jovianpyx.dyndns.org:8080/public/fatman/
>-- Some Random Electronics Bits: jovianpyx.dyndns.org:8080/public/electronics/
>-- When the going gets tough, the tough use the command line.
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