Walter, you may want to investigate MicroSprings from Form Factor. They are involved with high I/O connections for wafer burn-in and do custom designs. http://www.formfactor.com/ Good luck. > ---------- > From: Horaud, Walter[SMTP:[log in to unmask]] > Reply To: TechNet E-Mail Forum.;Horaud, Walter > Sent: Monday, August 07, 2000 8:35 AM > To: [log in to unmask] > Subject: [TN] Connecting a wafer to a PCB. > > Hi Techneters, > > > Does anybody have an experience in connecting wafer and PCB? > > The goal is to connect a 9-cm diameter wafer slice to a PCB. > There are 1024 pads to connect. 32 groups of 32 pads. The pad size is > 0.5x0.5 mm, the pitch is 0.5 mm too. > It would be better if the product could be dismantled. A few solutions > seem > to be suitable as zebra, gold dot, tiny probe, flex... > Does anybody can share his experience in this field? (Which connecting > would > be the better? What kind of problems can occur? ...) > I think I will probably need a custom-designed product. > Can anybody give me, as much as possible, names of company (web site) that > provide this kind of connecting > > I will give you more information if you need them. > > Thanks in advance, > > Walter. > > ############################################################## > TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c > ############################################################## > To subscribe/unsubscribe, send a message to [log in to unmask] with > following text in > the body: > To subscribe: SUBSCRIBE TECHNET <your full name> > To unsubscribe: SIGNOFF TECHNET > ############################################################## > Please visit IPC web site (http://www.ipc.org/html/forum.htm) for > additional > information. > If you need assistance - contact Keach Sasamori at [log in to unmask] or > 847-509-9700 ext.5315 > ############################################################## > ############################################################## TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c ############################################################## To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TECHNET <your full name> To unsubscribe: SIGNOFF TECHNET ############################################################## Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information. If you need assistance - contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ##############################################################