Electronics Forum: shelf-life (Page 5 of 38)

PCB with ENIG plating shelf life?

Electronics Forum | Wed Nov 09 17:18:08 EST 2022 | emeto

If they are vacuumed and they approach 6months or 1 year mark, what would you do?

PCB with ENIG plating shelf life?

Electronics Forum | Thu Nov 10 11:59:31 EST 2022 | dontfeedphils

Probably preform some sort of solderability evaluation on the PCBs.

PCB with ENIG plating shelf life?

Electronics Forum | Sat Nov 12 12:11:22 EST 2022 | micropak

Thank you Stephen... I also mistaken it with Immersion Silver.

PCB with ENIG plating shelf life?

Electronics Forum | Mon Nov 14 13:47:10 EST 2022 | emeto

kumarb would you just check PCBs for solderability or would you do something in addition?

Re: Shelf Life of Assemblied PCB's

Electronics Forum | Tue Aug 03 17:28:33 EDT 1999 | DLKearns

| | | I have been asked to supply a maximum shelf life for our assemblied PCB's. I realise this is dependent on so many factors- temperature, humidity, no of layers etc. But does anyone have a formulae for calculating shelf life, or does anyone know

Re: Component Shelf Life

Electronics Forum | Sun Sep 08 18:59:12 EDT 2002 | dasal

Component distributors now have access to a simple technical packaging which can actually eliminate shelf-life and corrosion without the use of chemicals. Why it's remained such a secret till now is beyond me, but its something I'd like help to sprea

Shelf life of electro-plated tin-lead on stainless steel

Electronics Forum | Fri Nov 07 15:57:56 EST 2003 | Marc Simmel

Are there specifications or recommendations for electro-deposited tin-lead plating thickness on austenitic stainless steel that would provide a shelf life of 1 year? 6 months? Would 2 to 3 microns (78 to 118 micro-inches) 90/10 tin-lead over 1.27 mi

PCBA shelf life

Electronics Forum | Mon Jan 05 00:30:07 EST 2004 | Arthur Yang

Hi you there, Do you have any experience upon the shelf life of PCBA which passed 100 cycles of liquid to liquid thermal stress test, 125 to -35 centigrade for 15 minutes and 5 seconds of transfer time from 125 to -35 centigarde. Will apprecia

Immersion silver life span

Electronics Forum | Wed Apr 13 05:48:52 EDT 2005 | charly

hi' i need advise on immersion silver PCb shelf life. 1) what is the shelf life for Immersion silver PCB? 2) iF PCB expire, can we bake the immersion PCB? what temp & duration? 3) How long can we keep the pCB again after rebaking? (with vacuum seal)

Storing parts in Mcdry. Can parts stay in bags?

Electronics Forum | Fri Feb 03 02:04:16 EST 2006 | pavel_murtishev

Good morning James, It depends on MSD class. Refer to J-STD-033. When you open dry bag shelf life starts. You have to mount all devices before maximum allowable shelf life time exceeds. Storing in dry cabinet capable maintaining RH


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