Thanks. I guess you get what you pay for. Hopefully, jim know what he is getting by design. regards, jk On Sep 27, 2014, at 3:55 AM, Ramon Essers | ETECH-trainingen wrote: > The metal appearance on the termination depends on the production > process (cheap process) of the chip component (termination). This > is a really cheap component, which i can see, with a major > tollerance. If you want to know more about the different processes > how a chip (termination) is made, than please send me an email and > i will provide you a .pdf file explaining the different processes. > > Kind regards, > > Ramon Essers > ETECH-trainingen > > (Send on The road with iPhone) > >> Op 27 sep. 2014 om 03:24 heeft Yuan-chia Joyce Koo >> <[log in to unmask]> het volgende geschreven: >> >> something is not right. the metal termination should be the only >> one that is wet to the solder, not the ink or protective layer of >> the resistor material. those are non-wettable to the solder (if >> the material selection were done correctly). however, the silk >> screen if not cure properly, you might change the surface >> characteristic of the material. The metal termination also showed >> somewhat layer appearance - a bit strange. I would cross section >> and check the underline metallization and see if it is extremely >> thin or fragmented. that just me... curious... is it 01005 or >> 0201? my 1.8 cents. >> jk >>> On Sep 26, 2014, at 3:20 PM, David Hillman wrote: >>> >>> Hi Jim - I don't think that that extra bit of solder is going to >>> cause any >>> solder joint integrity issues and is a low risk for corrosion/ >>> dendrite >>> issues but clearly the vendor had a process issue which is going >>> to and is >>> causing you process issues. Depending on the size of the >>> population, I >>> would consider replacing the parts depending on the product use >>> environment >>> and expected longevity of the product. >>> >>> Dave Hillman >>> Rockwell Collins >>> [log in to unmask] >>> >>>> On Fri, Sep 26, 2014 at 12:56 PM, Jim West <Jim.West@nsgr- >>>> na.com> wrote: >>>> >>>> The solder is directly on top of the silkscreen marking. The >>>> solder >>>> covering the resistor terminations is part of the chip >>>> manufacturing >>>> process. A little sloppy and something that I have not come >>>> across before. >>>> >>>> Other thoughts? >>>> >>>> >>>> Jim >>>> > > ______________________________________________________________________ > This email has been scanned by the Symantec Email Security.cloud > service. > For more information please contact helpdesk at x2960 or > [log in to unmask] > ______________________________________________________________________ ______________________________________________________________________ This email has been scanned by the Symantec Email Security.cloud service. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________