[dorkbotpdx-blabber] SMT soldering and adaptors

[Donald Delmar Davis]

Paul,

I have been looking for the schmartboard that I bought at frys for a  
while now. They aren't bad but they are spendy. What is the pitch on  
the pins? I have some sot23-6 stuff that I don't want to etch for.

Don

On Jan 11, 2009, at 1:51 AM, Paul Stoffregen wrote:

> Thinking of difficult SMT soldering, I recently received some junk  
> mail which turned out to be 2 samples of a little surface mount  
> adaptor from a company called Schmartboard.  I was about to toss  
> them when I realized they had a chip from Analog Devices, which  
> turned out to be a pretty nice opamp (AD8608), so I took another look.
>
> They claim their little boards make soldering even the very fine  
> pitch SMT parts easy.  The idea is that the "pads" are slight  
> recessed channels that are fairly long and already have the solder  
> in them.  The legs of the chip fit into the slight recess, so they  
> can't get mis-aligned.  You do have to add flux, but not solder.   
> You're supposed to just push the already installed solder along the  
> pad using the tip of your iron.  Because it's a trench, it guides  
> your iron so you can't go crooked, and you end up pushing the  
> correct amount of solder onto only that 1 pin and can't get a solder  
> bridge because the recessed pads keep the chip and your iron aligned  
> properly.
>
> At least that's what they claim.  I was going to just throw them  
> away, but I'll bring them to the next meeting and anyone who wants  
> them is welcome to take them.  I think you can request this free  
> sample on their website too?
>
> I have no affiliation with this company, and honestly at $5 or more  
> for each one, I'm not planning to buy much of their stuff, if any.   
> Years ago I invested in fab'ing a bunch of boards with adaptors for  
> almost every type of SMT part and I have no problem soldering the  
> normal way.  They're a little ugly but get the job done.
>
> But if you're wanting to solder wires to fine pitch SMT and can't,  
> maybe these could help?
>
>
> _______________________________________________
> dorkbotpdx-blabber mailing list
> dorkbotpdx-blabber at dorkbot.org
> http://music.columbia.edu/mailman/listinfo/dorkbotpdx-blabber

-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://music.columbia.edu/pipermail/dorkbotpdx-blabber/attachments/20090111/710b5b98/attachment.html