Pb-FREE Bi SOLDER ALLOY, ELECTRONIC COMPONENT PREPARED WITH THE SAME, AND ELECTRONIC COMPONENT-MOUNTING SUBSTRATE
PROBLEM TO BE SOLVED: To provide a Pb-free Bi solder alloy that can form a solder joint with sufficient joining strength, even when used for joining to a joined member containing an Au layer as the outermost surface layer and an Ni layer as a ground layer.SOLUTION: The present invention provides a P...
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Format: | Patent |
Sprache: | eng ; jpn |
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