KR102881202B1 - 웨이퍼 산화물 제거 및 리플로우 처리를 위한 장치 및 방법 - Google Patents
웨이퍼 산화물 제거 및 리플로우 처리를 위한 장치 및 방법Info
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- B23K2101/00—Articles made by soldering, welding or cutting
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Abstract
Description
도 2는 본 개시의 장치의 구조를 보여주는 또 다른 도면이다.
Claims (20)
- 웨이퍼 산화물 제거 및 리플로우 처리를 위한 장치로서,
가열 판,
상기 가열 판 위로 웨이퍼 샘플을 지지하기 위한 샘플 판,
상기 샘플 판 위의 전자 부착 핀 판, 및
상기 샘플 판을 지지하기 위한 선반으로서, 상기 선반은 상기 샘플 판과 상기 가열 판 사이에 위치되고 상기 가열 판이 상기 샘플 판을 들어올리는 것을 허용하도록 구성되는, 선반을 포함하며,
상기 가열 판은 위 아래로 이동하며, 상기 샘플 판을 접촉하고 가열할 수 있도록 구성되고,
상기 샘플 판은, 상기 샘플 판 상에서의 상기 웨이퍼 샘플의 샘플 표면과 상기 전자 부착 핀 판의 핀 팁들 간의 갭이 10mm 이하일 때까지, 상기 가열 판에 의해 들어올려지도록 구성되는 것인, 장치. - 제1항에 있어서,
상기 가열 판은 또한 회전할 수 있도록 구성되는, 장치. - 제2항에 있어서,
상기 가열 판은 위 아래 이동 및/또는 회전을 위해 에어 실린더들 또는 나사 막대들에 의해 제어되는, 장치. - 제1항에 있어서,
상기 가열 판은 최대 50℃/분의 가열 속도로 500℃까지의 온도로 상기 샘플 판을 접촉하고 가열할 수 있는, 장치. - 삭제
- 제1항에 있어서,
상기 선반은 상기 전자 부착 핀 판으로부터 분리되어, 상기 샘플 판이 상기 선반 위에 있을 때, 상기 샘플 판 상에서의 웨이퍼 샘플의 샘플 표면과 상기 전자 부착 핀 판의 핀 팁들 간의 갭이 10mm보다 크도록 하는, 장치. - 제1항에 있어서,
상기 가열 판, 상기 샘플 판, 및 상기 전자 부착 핀 판은 챔버에 포함되는, 장치. - 제1항에 있어서,
상기 전자 부착 핀 판은 산화물들을 금속으로 환원하고 수증기를 생성하도록 수소 음이온들을 생성하기 위해 수소 분자들과 충돌하는 전자들을 방출할 수 있는, 장치. - 제1항에 있어서,
상기 장치는 상기 전자 부착 핀 판, 고 전압 전원 공급장치, 및 펄스 발생기를 포함한 전자 부착 키트를 포함하는, 장치. - 제1항에 있어서,
상기 장치는 상기 가열 판 및 가열 제어 수단을 포함한 가열 서브시스템을 포함하는, 장치. - 제1항에 있어서,
상기 가열 판은 실리콘 질화물로 만들어지는, 장치. - 제1항에 있어서,
상기 장치는 N2, H2, 또는 그 혼합물의 가스 전달 수단을 포함하는, 장치. - 제7항에 있어서,
상기 장치는 H2 또는 O2 함량, 가스 유량, 챔버 압력, 온도, 또는 냉각 수 흐름을 모니터링하기 위한 모니터링 시스템을 포함하는, 장치. - 제7항에 있어서,
상기 장치는 상기 챔버의 안쪽을 모니터링하기 위해 카메라 또는 비디오를 포함하는, 장치. - 제1항에 따른 장치를 이용한 웨이퍼 산화물 제거 및 리플로우 처리를 위한 방법으로서,
샘플 판 상에서의 웨이퍼 샘플의 표면이 전자 부착에 의해 처리될 전자 부착 핀 판에 충분히 가까울 때까지 상기 샘플 판을 접촉하고 들어올리도록 상기 가열 판을 위로 이동시키는 단계;
상기 가열 판이 상기 샘플 판과 접촉할 때 상기 샘플 판 상에서의 웨이퍼 샘플을 가열하는 단계;
전자 부착에 의해 상기 웨이퍼 샘플의 표면상에서 산화물을 제거하는 단계; 및
상기 샘플 판이 선반 위에 있으며 상기 가열 판으로부터 분리될 때까지 상기 가열 판을 아래로 이동시키는 단계를 포함하는, 방법. - 제15항에 있어서,
상기 웨이퍼 샘플은 최대 50℃/분의 가열 속도로 500℃까지의 온도로 가열되는, 방법. - 제15항에 있어서,
상기 가열 판은 균일한 산화물 제거를 얻기 위해 회전되는, 방법. - 제15항에 있어서,
상기 샘플 판은 상기 샘플 판 상에서의 웨이퍼 샘플의 샘플 표면과 상기 전자 부착 핀 판의 핀 팁들 간의 갭이 10mm 이하일 때까지 상기 가열 판에 의해 들어올려지는, 방법. - 제15항에 있어서,
상기 가열 판, 상기 샘플 판, 및 상기 전자 부착 핀 판은 챔버에 포함되며, 상기 챔버는 10ppm 이하의 산소 함량을 달성하기 위해 진공 하에 있거나 N2를 포함하며, 그 후 N2/H2 혼합 가스로 스위칭되는, 방법. - 제15항에 있어서,
상기 장치는 상기 전자 부착을 위해 양의 및 음의 전력 공급장치 및 펄스 발생기를 포함하고, 상기 가열 판, 상기 샘플 판, 및 상기 전자 부착 핀 판은 챔버에 포함되며, 상기 방법은 다음의 단계들:
상기 챔버를 정화하기 위해 N2 퍼징을 턴 온하는 단계;
O2를 미리 결정된 값(예컨대, 20ppm) 아래로 유지하는 동안, 상기 가열 판 및 샘플 판을 위로 이동시키는 단계;
H2/N2 가스 혼합물을 가열하고 전달하는 것을 시작하는 단계;
상기 가열 판의 회전을 턴 온하는 단계;
상기 양의 및 음의 전력 공급장치를 가능화하는 단계;
상기 펄스 발생기를 스위칭 온하는 단계;
H2/N2 가스 혼합물을 스위칭 오프하고 다시 N2 퍼징으로 스위칭하는 단계;
상기 펄스 발생기를 스위칭 오프하는 단계;
상기 회전을 턴 오프하는 단계;
리플로우 처리를 위해 미리 결정된 리플로우 온도(예컨대, 260℃)로 계속해서 가열하는 단계;
상기 리플로우 처리의 완료 후, 상기 샘플 판으로부터 멀어지도록 상기 가열 판을 아래로 이동시키는 단계를 포함하는, 방법.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18/111,134 US12512431B2 (en) | 2023-02-17 | 2023-02-17 | Apparatus and method for wafer oxide removal and reflow treatment |
| US18/111,134 | 2023-02-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20240128590A KR20240128590A (ko) | 2024-08-26 |
| KR102881202B1 true KR102881202B1 (ko) | 2025-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020240021028A Active KR102881202B1 (ko) | 2023-02-17 | 2024-02-14 | 웨이퍼 산화물 제거 및 리플로우 처리를 위한 장치 및 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US12512431B2 (ko) |
| EP (1) | EP4424447B1 (ko) |
| JP (1) | JP7758772B2 (ko) |
| KR (1) | KR102881202B1 (ko) |
| CN (1) | CN118522662A (ko) |
| TW (1) | TWI903383B (ko) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003282461A (ja) * | 2002-03-27 | 2003-10-03 | Hitachi Kokusai Electric Inc | 基板処理装置及び半導体装置の製造方法 |
| KR100605334B1 (ko) * | 2003-04-28 | 2006-07-31 | 에어 프로덕츠 앤드 케미칼스, 인코오포레이티드 | 웨이퍼 범핑 용도를 위한 전자 부착에 의한 표면 산화물의제거 |
| JP2006310374A (ja) * | 2005-04-26 | 2006-11-09 | Sumitomo Electric Ind Ltd | ウェハ保持体及びウェハ保持体を備えた露光装置 |
| JP2007181879A (ja) * | 2005-12-09 | 2007-07-19 | Air Products & Chemicals Inc | 乾式フラックシング方法及び装置 |
| JP2011054973A (ja) * | 2009-09-02 | 2011-03-17 | Air Products & Chemicals Inc | 電子付着によって表面酸化物を除去するための方法 |
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| JP2020530197A (ja) * | 2017-08-07 | 2020-10-15 | ボストン プロセス テクノロジーズ,インコーポレイテッド | フラックスフリーはんだボール実装機構 |
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| JP6700130B2 (ja) * | 2016-07-12 | 2020-05-27 | 東京エレクトロン株式会社 | 接合システム |
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| JP2003282461A (ja) * | 2002-03-27 | 2003-10-03 | Hitachi Kokusai Electric Inc | 基板処理装置及び半導体装置の製造方法 |
| KR100605334B1 (ko) * | 2003-04-28 | 2006-07-31 | 에어 프로덕츠 앤드 케미칼스, 인코오포레이티드 | 웨이퍼 범핑 용도를 위한 전자 부착에 의한 표면 산화물의제거 |
| JP2006310374A (ja) * | 2005-04-26 | 2006-11-09 | Sumitomo Electric Ind Ltd | ウェハ保持体及びウェハ保持体を備えた露光装置 |
| JP2007181879A (ja) * | 2005-12-09 | 2007-07-19 | Air Products & Chemicals Inc | 乾式フラックシング方法及び装置 |
| JP2011054973A (ja) * | 2009-09-02 | 2011-03-17 | Air Products & Chemicals Inc | 電子付着によって表面酸化物を除去するための方法 |
| JP2013187320A (ja) * | 2012-03-07 | 2013-09-19 | Nippon Seisan Gijutsu Kenkyusho:Kk | インライン型プラズマcvd装置及び方法 |
| JP2020530197A (ja) * | 2017-08-07 | 2020-10-15 | ボストン プロセス テクノロジーズ,インコーポレイテッド | フラックスフリーはんだボール実装機構 |
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| EP4424447A1 (en) | 2024-09-04 |
| JP2024117753A (ja) | 2024-08-29 |
| EP4424447B1 (en) | 2025-11-05 |
| US20240282734A1 (en) | 2024-08-22 |
| KR20240128590A (ko) | 2024-08-26 |
| CN118522662A (zh) | 2024-08-20 |
| TWI903383B (zh) | 2025-11-01 |
| US12512431B2 (en) | 2025-12-30 |
| TW202435328A (zh) | 2024-09-01 |
| JP7758772B2 (ja) | 2025-10-22 |
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