JP2020109844A - パッケージ内コンパートメントシールドを備える半導体パッケージ及びその製造方法 - Google Patents
パッケージ内コンパートメントシールドを備える半導体パッケージ及びその製造方法 Download PDFInfo
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- JP2020109844A JP2020109844A JP2019236555A JP2019236555A JP2020109844A JP 2020109844 A JP2020109844 A JP 2020109844A JP 2019236555 A JP2019236555 A JP 2019236555A JP 2019236555 A JP2019236555 A JP 2019236555A JP 2020109844 A JP2020109844 A JP 2020109844A
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Abstract
Description
図4に示すように、成形プロセスが完了した後に、金属ポスト強化された接着剤壁411、412の頂面が露出され、金属ポスト311、312の頂端面も露出されるように、成形化合物500の厚さを第1の厚さt1から第2の厚さt2まで減少させるために、研磨プロセス(polishing process)が行われてよい。この時点で、成形化合物500の頂面は、金属ポスト強化された接着剤壁411及び412の頂面とほぼ面一である。
Claims (26)
- パッケージ内コンパートメントシールドを備える半導体パッケージであって、
基板であって、基板の頂面にある高周波信号干渉を受けやすい、少なくとも1つの高周波チップと、回路コンポーネントとを有する、基板と、
前記高周波チップを取り囲む、前記基板の前記頂面にある第1の接地リングと、
前記高周波チップを取り囲む、前記第1の接地リングの上に配置される第1の金属−ポスト強化された接着剤壁と、
前記基板の前記頂面にある前記回路コンポーネントを取り囲む第2の接地リングと、
前記回路コンポーネントを取り囲む前記第2の接地リングの上に配置される第2の金属−ポスト強化された接着剤壁と、
前記第1の金属−ポスト強化された接着剤壁内の並びに前記第2の金属−ポスト強化された接着剤壁内の複数の鋳型流路と、
前記高周波チップ、前記回路コンポーネント、前記第1の金属−ポスト強化された接着剤壁及び前記第2の金属−ポスト強化された接着剤壁を覆う、成形化合物とを含む、
パッケージ内コンパートメントシールドを備える半導体パッケージ。 - 前記成形化合物の上に配置され、前記第1の金属−ポスト強化された接着剤壁及び/又は前記第2の金属−ポスト強化された接着剤壁と接触する、熱伝導性層を更に含む、請求項1に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記熱伝導性層の上に取り付けられるヒートシンクを更に含む、請求項2に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記熱伝導性層は、ソルダペーストを含む、請求項2に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記第1の金属−ポスト強化された接着剤壁は、複数の第1の金属ポストを含み、該複数の第1の金属ポストの各第1の金属ポストの一端は、前記第1の接地リングに固定され、他端は、懸架され、前記複数の第1の金属ポストは、前記高周波チップを取り囲む、請求項1に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記第2の金属−ポスト強化された接着剤壁は、複数の第2の金属ポストを含み、該複数の第2の金属ポストの各第2の金属ポストの一端は、前記第2の接地リングに固定され、他端は、懸架され、前記複数の第2の金属ポストは、前記回路コンポーネントを取り囲む、請求項5に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記第1の金属−ポスト強化された接着剤壁又は前記第2の金属−ポスト強化された接着剤壁は、前記第1又は第2の金属ポストの表面に付着される接着剤を更に含む、請求項6に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記接着剤は、前記第1又は第2の金属ポストに懸架される局所化された液滴の形態にある、請求項7に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記接着剤は、熱硬化性樹脂、熱可塑性樹脂、又は紫外線(UV)硬化性樹脂を含む、請求項7に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記接着剤は、導電性ペーストを含む、請求項7に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記接着剤は、導電性粒子を含む、請求項7に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記成形化合物の組成は、前記接着剤の組成と異なる、請求項11に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記成形化合物の頂面は、前記第1の金属−ポスト強化された接着剤壁の頂面及び前記第2の金属−ポスト強化された接着剤壁の頂面と面一である、請求項6に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 前記接地リングは、不連続的な感情リングであり、前記基板内の接地平面に電気的に接続される、請求項1に記載のパッケージ内コンパートメントシールドを備える半導体パッケージ。
- 半導体パッケージであって、
基板であって、基板の頂面に配置される少なくとも1つの半導体チップを有する、基板と、
該基板の前記頂面にある前記半導体チップを取り囲む接地リングと、
前記半導体チップを取り囲むよう前記接地リングの上に配置される金属−ポスト強化された接着剤壁と、
該金属−ポスト強化された接着剤壁内の複数の鋳型流路と、
前記金属−ポスト強化された接着剤壁と前記半導体チップとをカプセル化する成形化合物とを含む、
半導体パッケージ。 - 前記成形化合物の上に配置され、前記金属−ポスト強化された接着剤壁と接触する、熱伝導性層を更に含む、請求項15に記載の半導体パッケージ。
- 前記熱伝導性層の上に取り付けられるヒートシンクを更に含む、請求項16に記載の半導体パッケージ。
- 前記熱伝導性層は、ソルダペーストを含む、請求項17に記載の半導体パッケージ。
- 前記金属−ポスト強化された接着剤壁は、複数の金属ポストを含み、該複数の金属ポストの各金属ポストの一端は、前記接地リングに固定され、他端は、懸架され、前記複数の金属ポストは、前記半導体チップを取り囲む、請求項15に記載の半導体パッケージ。
- 前記金属−ポスト強化された接着剤壁は、前記金属ポストの表面に付着される接着剤を更に含む、請求項19に記載の半導体パッケージ。
- 前記接着剤は、前記複数の金属ポストに懸架される局所化された液滴の形態にある、請求項20に記載の半導体パッケージ。
- 前記接着剤は、熱硬化性樹脂、熱可塑性樹脂又は紫外線(UV)硬化性樹脂を含む、請求項20に記載の半導体パッケージ。
- 前記接着剤は、導電性ペーストを含む、請求項20に記載の半導体パッケージ。
- 前記接着剤は、導電性粒子を含む、請求項23に記載の半導体パッケージ。
- 前記成形化合物の組成は、前記接着剤の組成と異なる、請求項20に記載の半導体パッケージ。
- 前記成形化合物の頂面は、前記金属−ポスト強化された接着剤壁の頂面と面一である、請求項15に記載の半導体パッケージ。
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