JP7455951B2 - チップパッケージ構造、およびチップパッケージ構造の製造方法 - Google Patents
チップパッケージ構造、およびチップパッケージ構造の製造方法 Download PDFInfo
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- JP7455951B2 JP7455951B2 JP2022502145A JP2022502145A JP7455951B2 JP 7455951 B2 JP7455951 B2 JP 7455951B2 JP 2022502145 A JP2022502145 A JP 2022502145A JP 2022502145 A JP2022502145 A JP 2022502145A JP 7455951 B2 JP7455951 B2 JP 7455951B2
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Landscapes
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
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Description
110、110a、110b、110c、110d、310、310a、310b、310c、310d チップ
112、312 接合パッド
114、314 ダイアタッチフィルム
120、320、350 垂直伝導性要素
130、330、360 モールディング層
140 再配線層
142、442 伝導性層
144、444 絶縁層
146 開口
150 はんだボール
160 保護層
210 接続配線
440 部分再配線層
CB1、CB2 キャリアボード
CS1、CS2 チップスタック
Dn 法線方向
Claims (19)
- 一緒に積み重ねられた、第1及び第2のサブセットを含む多数のチップであって、前記多数のチップのそれぞれが、前記多数のチップによって覆われない接合パッドを備える、多数のチップと、前記多数のチップをカプセル化する、第1及び第2のモールディング層を含むモールディング層であって、前記第1のモールディング層が前記多数のチップの第1のサブセットをカプセル化し、前記第2のモールディング層が前記多数のチップの第2のサブセットをカプセル化し、前記多数のチップの第1のサブセットが前記第1のモールディング層によって前記多数のチップの第2のサブチップから分離されるモールディング層と、第1、第2及び第3の垂直伝導性要素を含む垂直伝導性要素であって、前記第1のモールディング層の到達範囲の表面から延在し、かつ前記多数のチップの第1のサブセットの接合パッドに結合された第1の垂直伝導性要素と、前記第2のモールディング層の到達範囲の表面から延在し、かつ前記多数のチップの第2のサブセットの接合パッドに結合された第2の垂直伝導性要素と、を含む垂直伝導性要素とを備えるチップスタックと、
前記モールディング層の上側の再配線層であって、前記第1及び第3の垂直伝導性要素に結合された伝導性層と、前記伝導性層の上方にあり、かつ前記伝導性層を部分的に露出させる絶縁層とを有する再配線層と
を備え、
前記第3の垂直伝導性要素が、前記第1の垂直伝導性要素に電気的に接続される、チップパッケージ構造。 - 前記絶縁層の開口を介して前記伝導性層の露出された部分と接触するはんだボールをさらに備える、請求項1に記載のチップパッケージ構造。
- 前記はんだボールの一部が、前記絶縁層の中に配される、請求項2に記載のチップパッケージ構造。
- 前記はんだボールが、前記垂直伝導性要素に電気的に接続される、請求項2に記載のチップパッケージ構造。
- 前記絶縁層のそれぞれの開口を介して前記伝導性層のそれぞれの露出された部分とそれぞれが接触する2つ以上のはんだボールをさらに備える、請求項1に記載のチップパッケージ構造。
- 前記チップスタックが、2つ以上の垂直伝導性要素を備え、隣接する2つの垂直伝導性要素の間の距離が、隣接する2つのはんだボールの間の距離より小さい、請求項5に記載のチップパッケージ構造。
- 前記伝導性層が、単一の層として前記モールディング層の上に広がる、請求項1に記載のチップパッケージ構造。
- 前記伝導性層が、前記垂直伝導性要素に電気的に接続される、請求項1に記載のチップパッケージ構造。
- 前記再配線層が、多数の伝導性層と、多数の絶縁層とを備える、請求項1に記載のチップパッケージ構造。
- メモリセルの多数の垂直方向のストリングと、接合パッドとをそれぞれが備える、一緒に積み重ねられた、第1及び第2のサブセットを含む多数のチップと、前記多数のチップをカプセル化する、第1及び第2のモールディング層を含むモールディング層であって、前記第1のモールディング層が前記多数のチップの第1のサブセットをカプセル化し、前記第2のモールディング層が前記多数のチップの第2のサブセットをカプセル化し、前記多数のチップの第1のサブセットが前記第1のモールディング層によって前記多数のチップの第2のサブチップから分離されるモールディング層と、第1、第2及び第3の垂直伝導性要素を含む垂直伝導性要素であって、前記多数のチップの第1のサブセットの接合パッド上に配置され、かつ前記多数のチップの第1のサブセットの接合パッドに電気的に接続された、前記第1のモールディング層を貫通する第1の垂直伝導性要素と、前記多数のチップの第2のサブセットの接合パッド上に配置され、かつ前記多数のチップの第2のサブセットの接合パッドに電気的に接続された、前記第2のモールディング層を貫通する第2の垂直伝導性要素と、含む垂直伝導性要素とを備えるチップスタックと、
前記チップスタック上に配置され、かつ前記第2及び第3の垂直伝導性要素に電気的に接続された再配線層と
を備え、
前記第3の垂直伝導性要素が、前記第1の垂直伝導性要素に電気的に接続される、チップパッケージ構造。 - 前記接合パッドが前記多数のチップのそれぞれの一側に設けられ、前記多数のチップのそれぞれが、前記接合パッドが設けられる側と反対側の上に基板をさらに備え、メモリセルの前記多数の垂直方向のストリングが、前記基板に対して垂直方向に延在する、請求項10に記載のチップパッケージ構造。
- 前記垂直伝導性要素の延在方向が、前記チップスタックの法線方向と実質的に平行である、請求項10に記載のチップパッケージ構造。
- 前記多数のチップが、前記接合パッドを露出させるように階段の形状で積み重ねられる、請求項10に記載のチップパッケージ構造。
- 前記再配線層とは反対の前記チップスタックの側の上に配置された保護層をさらに備える、請求項10に記載のチップパッケージ構造。
- 前記チップスタックが、前記多数のチップのうちの2つにそれぞれ属する2つの接合パッドの間で電気的に接続された接続配線をさらに備える、請求項10に記載のチップパッケージ構造。
- 前記垂直伝導性要素が、前記多数のチップのうちの少なくとも2つに電気的に接続される、請求項10に記載のチップパッケージ構造。
- 前記多数のチップのうちの少なくとも1つが、前記再配線層の上に配置された構成要素に電気的に接続される、請求項10に記載のチップパッケージ構造。
- 前記再配線層が、伝導性層と、前記伝導性層の上に配置された絶縁層とを備え、前記絶縁層が、前記伝導性層の多数の部分を露出させるように多数の開口を有する、請求項10に記載のチップパッケージ構造。
- 前記多数のチップの第1のサブセットと第2のサブセットとの間に位置するサブ再配線層をさらに備え、
前記サブ再配線層が、
前記多数のチップの第1のサブセットと前記多数のチップの第2のサブセットとを分離するサブ絶縁層と、
前記サブ絶縁層に埋め込まれ、前記垂直伝導性要素の下部と前記垂直伝導性要素の上部とを相互接続するサブ導電層と、
を備える、請求項1に記載のチップパッケージ構造。
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US20210384166A1 (en) | 2021-12-09 |
US11688721B2 (en) | 2023-06-27 |
TWI752402B (zh) | 2022-01-11 |
US12125827B2 (en) | 2024-10-22 |
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US11133290B2 (en) | 2021-09-28 |
KR20240068079A (ko) | 2024-05-17 |
JP2024026357A (ja) | 2024-02-28 |
CN113964102A (zh) | 2022-01-21 |
WO2021102876A1 (en) | 2021-06-03 |
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JP2022540260A (ja) | 2022-09-14 |
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US20210167039A1 (en) | 2021-06-03 |
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