发明授权
US09258905B2 Lead-free solder and electronic component built-in module 有权
无铅焊料和电子元件内置模块

Lead-free solder and electronic component built-in module
摘要:
A first solder is lead-free solder that contains no lead (Pb). The first solder includes a first metal that contains at least Sn; and a second metal that contains at least a Ni—Fe alloy. An electronic component built-in module may include an electronic component and a substrate on which the electronic component is installed, where a terminal of the electronic component and a terminal of the substrate are joined together by using the lead-free solder.
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