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
. During QFP analysis, for example, the rotational acc
SMT Express, Volume 5, Issue No. 3 - from SMTnet.com Return to Front Page << Back to Page 3 Page 5 >> Thirdly, the actual measurement of component placement starts. During QFP analysis, for example, the rotational accuracy can