[time-nuts] I love the smell of tantalum in the morning

Clint Jay cjaysharp at gmail.com
Mon Nov 7 14:47:48 EST 2016


Definitely, for a proven bad or dirt cheap leaded part when the board is
valuable cut the legs. gives you an added advantage when removing the part
as well as you can apply heat to both sides of the leg if it's through
hole.

On 5 November 2016 at 21:56, Mark Sims <holrum at hotmail.com> wrote:

> Tom's method is what I use when replacing commodity parts that I don't
> care about salvaging.  Much less chance of damaging anything.   Hack the
> part apart,  cut the leads on gull wing packages, etc.  Don't waste your
> time with tweezers,  lifting one end, etc.   I have a very nice set of hot
> tweezers and almost never use them.
>
> And for DIP packages cut the package free from the leads first...  even
> though I have a $6000+ vacuum desoldering station,  trying to get all the
> leads unsoldered cleanly and prying out the chip always risks tearing out a
> feed through... particularly on multi-layer boards with out thermal
> isolation vias on power/ground connections.
>
> -----------------
>
> >  I usually nibble away at the center of the part until it is two separate
> pieces. Then unsolder each piece. Clean the pads off with wick then install
> the new part.
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-- 
Clint.

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