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Date: | Thu, 9 Jun 2005 15:37:11 -0400 |
Content-Type: | text/plain |
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Hi Yusuf,
The specification, for one of the big OEMs that I'm dealing with, has the
thickness for LPI solder mask as 0.0004" minimum (at the crest of the
conductor) and 0.002" maximum (over bare laminate).
Sherif Refaat,
----- Original Message -----
From: "Baski Devre" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Monday, June 06, 2005 3:04 AM
Subject: [TN] Solder Resist Thickness
> Hello All
> What should the solder resist thickness be? I have examined all IPC-SM
> 840C
> standards but can not encounter any thickness value. Is there something
> that
> I might have not seen ?. I am waiting for your kind assistance
> Have nice and plenty earnings
>
> Yusuf GOMEC
> Product Quality Engineer
>
>
> BASKI DEVRE SAN. ve TIC. LTD. STI.
> Ceyhan Sk. No:10 81490 Pendik-Istanbul-Turkey
> Tel:0090 216 3901036(4 Line)/4836560(4 Line)
> Fax:0090 216 3544941/4913269
> Gsm:0090 533 6579897/7480014
> Internet: www.baskidevre.com.tr
>
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Technet Mail List provided as a service by IPC using LISTSERV 1.8e
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the BODY (NOT the subject field): SIGNOFF Technet
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Search the archives of previous posts at: http://listserv.ipc.org/archives
Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815
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