Both Actually. Some die are attached with flux and others with conductive epoxy. >From: Vladimir Igoshev <[log in to unmask]> >Reply-To: TechNet E-Mail Forum <[log in to unmask]>, Vladimir >Igoshev <[log in to unmask]> >To: [log in to unmask] >Subject: Re: [TN] Die Attach >Date: Sat, 22 Apr 2006 09:00:00 -0400 > >Hi Scott, > >Are soldering or usind conductive epoxy for die attach? > >Regards, > >Vladimir >Sent from my Blackberry Wireless >Vladimir Igoshev, 519-888-7465 ext.5283 > > >----- Original Message ----- >From: TechNet <[log in to unmask]> >To: [log in to unmask] <[log in to unmask]> >Sent: Sat Apr 22 08:45:06 2006 >Subject: [TN] Die Attach > >Got a question for you die attach gurus. We are currently using boards with >electroless gold finish. We have a supplier that has sent in boards with >electro-plated gold and we are seeing our die shear's going down. I would >expect to see some decrease in die shears but we are seeing in some cases >50% reduction. Any body out there doing both types of gold finishes and if >so are your parameters and things like flux the same for both? > > >Thanks > > >Scott B. Westheimer > >--------------------------------------------------- >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 >----------------------------------------------------- > > > >--------------------------------------------------------------------- >This transmission (including any attachments) may contain confidential >information, privileged material (including material protected by the >solicitor-client or other applicable privileges), or constitute non-public >information. Any use of this information by anyone other than the intended >recipient is prohibited. If you have received this transmission in error, >please immediately reply to the sender and delete this information from >your system. Use, dissemination, distribution, or reproduction of this >transmission by unintended recipients is not authorized and may be >unlawful. > >--------------------------------------------------- >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 -----------------------------------------------------