发明授权
- 专利标题: Dual-leadframe multi-chip package and method of manufacture
- 专利标题(中): 双引线框多芯片封装及其制造方法
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申请号: US13411990申请日: 2012-03-05
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公开(公告)号: US08709867B2公开(公告)日: 2014-04-29
- 发明人: Kai Liu , Lei Shi , Jun Lu , Anup Bhalla
- 申请人: Kai Liu , Lei Shi , Jun Lu , Anup Bhalla
- 申请人地址: US CA Sunnyvale
- 专利权人: Alpha & Omega Semiconductor Inc.
- 当前专利权人: Alpha & Omega Semiconductor Inc.
- 当前专利权人地址: US CA Sunnyvale
- 代理机构: CHEmily LLC
- 代理商 Chein-Hwa Tsao
- 主分类号: H01L21/00
- IPC分类号: H01L21/00
摘要:
A dual-leadframe multi-chip package comprises a first leadframe with a first die pad, and a second leadframe with a second die pad; a first chip mounted on the first die pad functioning as a high-side MOSFET and second chip mounted on the second die pad functioning as a low-side MOSFET. The package may further comprises a bypass capacity configured as a third chip mounted on the first die pad or integrated with the first chip. The package may further comprise a three-dimensional connecting plate formed as an integrated structure as the second die pad for electrically connecting a top contact area of the first chip to a bottom contact area of the second chip. A top connecting plate connects a top contact area of the second chip and a top contact area of the third chip to an outer pin of the first leadframe.
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