On Wednesday 04 December 2002 07:23, you wrote: > Which paste should I use for national-semi microSMD package with 0.5mm > raster, 0.2mm bumps? I would like to print paste with screen instead of > stencil, but problem is with 80 mesh (only suitable for Type 3 paste), > because screen wire raster is close to bump raster... Is only option laser > formed stencil?
That has been covered in depth by some of the mags aimed at factory engineers. There's a guy who specialises in writing jargon loaded articles on the subject (Bob Willis?). Never read much of it, mind you - life's too short for that :) -- Regards, Declan Moriarty. -- Author: Declan Moriarty INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB CHIPDIR-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
