The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 04, 2022

Filed:

Jul. 14, 2020
Applicant:

Advanced Semiconductor Engineering, Inc., Kaohsiung, TW;

Inventors:

Chia Hsiu Huang, Kaohsiung, TW;

Chun Chen Chen, Kaohsiung, TW;

Wei Chih Cho, Kaohsiung, TW;

Shao-Lun Yang, Kaohsiung, TW;

Yu-Shun Hsieh, Kaohsiung, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/498 (2006.01); H01L 21/48 (2006.01); H01L 23/31 (2006.01); H01L 23/00 (2006.01); H01L 23/495 (2006.01);
U.S. Cl.
CPC ...
H01L 23/49861 (2013.01); H01L 21/4825 (2013.01); H01L 21/4839 (2013.01); H01L 21/4853 (2013.01); H01L 23/3121 (2013.01); H01L 23/4952 (2013.01); H01L 23/49548 (2013.01); H01L 23/49811 (2013.01); H01L 24/45 (2013.01); H01L 2224/48245 (2013.01);
Abstract

A lead frame includes a die paddle and a plurality of leads. The leads surround the die paddle. Each of the leads includes an inner lead portion and an outer lead portion connecting to the inner lead portion. The inner lead portion is adjacent to and spaced apart from the die paddle. A bottom surface of the inner lead portion is higher than a bottom surface of the outer lead portion. The bottom surface of the inner lead portion includes one or more supporting members disposed thereon. The one or more supporting members have a convex surface facing away from the inner lead portion.


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