Electronics Forum | Tue Nov 21 09:46:19 EST 2006 | jax
I assume you are talking about Sn62Pb36Ag2 solder. You should not see any added concerns when subjecting Sn62 to multiple reflow cycles as compared to Sn63. As compared to Sn63Pb37: Reduced leaching issues Increased Wetting due to lo
Electronics Forum | Mon Feb 05 20:43:27 EST 2001 | davef
1 Solder on gold fingers comes from: 1a About 70 % of the time it's caused by poor cleaning of screen printer, staging area (table), conveyor, reflow oven chain or belt, and keeping boards separate from cleaning process 1b After loading paste onto
Industry News | 2013-10-09 10:29:04.0
GPD Global will exhibit in Stand 214 in Hall A4 at the Productronica International Trade Fair. On display will be the versatile Max Series platform for dispensing of SMT glue, solder paste, conductive adhesives, underfill, UV, LED and more, configured with the volumetric PCD4H dispense pump and shown for the first time will be the NCM5000 simplified jetting pump.
Industry News | 2013-01-16 19:22:48.0
GPD Global will exhibit in Booth #2633 at the upcoming IPC APEX EXPO. Live demonstrations will be given for a number of systems from the company's dispensing line.
Defect Free QFN Assembly Defect Free QFN Assembly The problem with soldering QFN packages is that they float, skew and tilt on the 'domed' melted solder during the SMT re-flow process. This floating, skewing and/or tilting will lead to solder
