53 oxidation legs results

New SMT Equipment: oxidation legs (1)

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Electronics Forum: oxidation legs (5)

LED lifted soldering defect

Electronics Forum | Wed Dec 04 04:28:58 EST 2019 | oxygensmd

It seems there isn't right connection between solder and solder-legs. Maybe check that the LEDs get huminidity, have some oxidation on the legs, try different solder paste, check the reflow solder profile. On the photo I can not saw properly reflowe

pc board defects

Electronics Forum | Sun Sep 15 15:08:00 EDT 2002 | jersbo

My 2 cents... Screen printing may very well have a leg up on deciding SMT defects... however if you pay attention to your stencil (aperture size ratio etc..) and inspect your prints... I believe its a much lesser number... (paste MFG also plays a ro

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