A web or dam of .004" is standard and some fab houses do .003" on a regular
basis.
James Hofer
Director of Operations
Accurate Circuit Engineering
3019 S. Kilson Dr.
Santa Ana Ca. 92707-4202
714-546-2162 work
714-473-6127 cell
[log in to unmask]
----- Original Message -----
From: "Cheryl Johnson" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, July 21, 2005 9:01 AM
Subject: [TN] Soldermask inspection
> Do you know if any spec exists defining minimum soldermask webs
> (particularly between vias and bga pads)?
> Any inspection criteria?
> Your help is appreciated.
>
> Sincerely,
>
> -----------------------------------
>
> Cheryl Johnson, C.I.D.+
>
> Manager
>
> ExcelStor US Office, Engineering Services
>
> Email: [log in to unmask]
>
> Tel: (303) 684-7291
>
> Fax: (303) 684-7268
>
> Mobile: (303) 809-5815
>
> -----------------------------------
>
>
> ---------------------------------------------------
> Technet Mail List provided as a service by IPC using LISTSERV 1.8e
> To unsubscribe, send a message to [log in to unmask] with following text in
> the BODY (NOT the subject field): SIGNOFF Technet
> To temporarily halt or (re-start) delivery of Technet send e-mail to
[log in to unmask]: SET Technet NOMAIL or (MAIL)
> To receive ONE mailing per day of all the posts: send e-mail to
[log in to unmask]: SET Technet Digest
> 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
> -----------------------------------------------------
---------------------------------------------------
Technet Mail List provided as a service by IPC using LISTSERV 1.8e
To unsubscribe, send a message to [log in to unmask] with following text in
the BODY (NOT the subject field): SIGNOFF Technet
To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL)
To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest
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
-----------------------------------------------------