Electronics Forum | Fri Sep 14 02:18:32 EDT 2001 | gsparka
Hi. After reflow soldering. There are lots of non wetting of leads. 71 b'd all are mounted resister,condensor,qfp,plcc,bga have got the defects so many. all defecs occured in the fine pitch ic. others are good. On some fine pitch pads not mou
Electronics Forum | Thu Mar 25 08:25:20 EST 2004 | Just another guy with Trouble
I need a source to get several thousand SMT ICs re-tined, does anyone know of anyone that can do this for us. the parts are in tape and reel and will need to be repackaged also. We are in a bind the part itself is an end of life component and these w
Electronics Forum | Wed Apr 06 12:36:53 EDT 2005 | smt_rookie
I've tried a different lot of the same double header connector (yes its double level right angled header conector) twice but nothing has improved. I've also suspected that top row of the connector has greater heat sinking capacity (which should hold
Electronics Forum | Sun Aug 14 22:58:17 EDT 2005 | crishan
Hi All, I would like help in establishing what is a feasible PPM reject rate from a typical SMD line. As a reference an SMD line consists of, solder paste printer, chip component placement, pick and place IC components and reflow. What is a bench
Electronics Forum | Wed Apr 06 11:10:47 EDT 2005 | smt_rookie
We process a double-side reflow board (10 ups). Chips and IC's on the bottom side while chips, IC's plus thru-hole connectors and IC sockets on top side (bottom side first then top side reflow). In the past, we were not encountering any soldering pro
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