I use HP PC, Acer and Samsung laptops with humidity in Singapore ranging from 60% to 90%RH with temperature range from 22 to 37 Degree Celsius (non operating condition)...all systems worked for more than 4years...just a benchmarking...
   


-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Reuven Rokah
Sent: Tuesday, 14 August 2012 1:47 PM
To: [log in to unmask]
Subject: Re: [TN] PCBA shelf life

Ivan,
Its depend on : storage condition, packaging type, working (yes/no), environment (if at work) etc.

On Tue, Aug 14, 2012 at 4:21 AM, Ivan Feng <[log in to unmask]> wrote:

> Folks,
>
> Bare PCB has a shelf life depending on its surface finish, component 
> like electrolytic capacitor and MSD devices also have defined shelf life.
> But for PCBA, how to define its shelf life? Is there any applicable 
> standards?
>
> Any suggestions are welcomed.
>
> Regards
> Ivan
>
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