发明名称 Alpha shielding techniques and configurations
摘要 Embodiments of the present disclosure provide an apparatus including a semiconductor die having a plurality of integrated circuit devices, a pad structure electrically coupled to at least one integrated circuit device of the plurality of integrated circuit devices via an interconnect layer, an electrically insulative layer disposed on the interconnect layer, a first shielding structure disposed in the electrically insulative layer and electrically coupled to the pad structure, an under-ball metallization (UBM) structure electrically coupled to the first shielding structure, and a solder bump electrically coupled to the UBM structure, the solder bump comprising a solder bump material capable of emitting alpha particles, wherein the first shielding structure is positioned between the solder bump and the plurality of integrated circuit devices to shield the plurality of integrated circuit devices from the alpha particles. Other embodiments may be described and/or claimed.
申请公布号 US8603861(B2) 申请公布日期 2013.12.10
申请号 US201313758650 申请日期 2013.02.04
申请人 MARVELL WORLD TRADE LTD. 发明人 TAM NELSON;WU ALBERT;WEI CHIEN-CHUAN
分类号 H01L21/00 主分类号 H01L21/00
代理机构 代理人
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