Invention Grant
- Patent Title: Semiconductor device having a lead flank and method of manufacturing a semiconductor device having a lead flank
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Application No.: US17700962Application Date: 2022-03-22
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Publication No.: US11646248B2Publication Date: 2023-05-09
- Inventor: Won Bae Bang , Kwang Seok Oh , George Scott
- Applicant: Amkor Technology Singapore Holding Pte. Ltd.
- Applicant Address: SG Singapore
- Assignee: Amkor Technology Singapore Holding Pte. Ltd.
- Current Assignee: Amkor Technology Singapore Holding Pte. Ltd.
- Current Assignee Address: SG Singapore
- Agency: Spectrum IP Law Group LLC
- The original application number of the division: US16437106 2019.06.11
- Main IPC: H01L23/495
- IPC: H01L23/495 ; H01L21/48 ; H01L21/56 ; H01L23/48 ; H01L23/31 ; H01L23/00 ; H01L23/498

Abstract:
A semiconductor device comprises a substrate having a substrate top side, a substrate lateral side, and a substrate bottom side, an electronic device on the substrate top side, and an encapsulant on the substrate top side and contacting a lateral surface of the electronic device. The substrate comprises a conductive structure and a dielectric structure that extends comprising a protrusion in contact with the encapsulant. The conductive structure comprises a lead comprising a lead flank, the lead flank comprising a cavity and a conductive coating on a surface of the lead in the cavity. The conductive structure comprises a pad exposed at the substrate top side, embedded in the dielectric structure, and adjacent to the protrusion, to electrically couple with the electronic device via a first internal interconnect. Other examples and related methods are also disclosed herein.
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