KR101701380B1 - 소자 내장형 연성회로기판 및 이의 제조방법 - Google Patents
소자 내장형 연성회로기판 및 이의 제조방법 Download PDFInfo
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Abstract
Description
도 13은 본 발명의 일 실시예에 따른 소자 내장형 연성회로기판의 제조과정을 개략적으로 나타낸 순서도이다.
도 14은 본 발명의 다른 일 실시예에 따른 소자 내장형 연성회로기판의 개략적 단면도이다.
200 ... 제1절연층 210 ... 범프홈
220 ... 제1홈 300 ... 도금 레지스트
400 ... 제1도금층 500 ... 반도체 소자
600 ... 제2절연층 700 ... 제2도전층
750 ... 비아홀 800 ... 제2도금층
900 ... 보호층 C1,C2,C3 ... 회로층
Claims (18)
- 제1도전층;
상기 제1도전층의 상측에 배치되며, 복수의 범프홈 및 제1회로패턴에 대응되는 형상으로 제1홈이 형성된 제1절연층;
상기 제1절연층의 상기 제1홈 내에 형성되어 상기 제1회로패턴으로 형성되는 제1도금층; 및
상기 범프홈에 삽입되어 상기 제1도전층과 연결되는 복수의 범프를 구비하는 반도체 소자를 구비하며,
상기 제1도전층의 일부분을 식각으로 제거하여 상기 제1도전층에 제2회로패턴이 형성된 소자 내장형 연성회로기판. - 제1항에 있어서,
상기 제1도전층은,
단면 연성동박적층필름(flexible copper clad laminate)의 구리층이며,
상기 제1절연층은,
상기 단면 연성동박적층필름의 코어층인 소자 내장형 연성회로기판. - 제1항에 있어서,
상기 반도체 소자를 덮으며, 상기 제1절연층의 상측에 배치되는 제2절연층;
상기 제2절연층의 상측에 배치되며, 제3회로패턴이 형성된 제2도전층;
상기 제2도전층과 상기 제2절연층을 관통하여 상기 제1도금층에 이르도록 형성된 비아홀; 및
상기 제2도전층과 상기 제1도금층이 전기적으로 연결되도록, 상기 비아홀에 형성된 제2도금층을 더 구비하는 소자 내장형 연성회로기판. - 제3항에 있어서,
상기 제2절연층은,
RCC (resin coated copper foil)의 레진층이며,
상기 제2도전층은,
상기 RCC의 구리층인 소자 내장형 연성회로기판. - 제3항에 있어서,
상기 제2도전층은,
코어층이 상기 제2절연층에 부착되게 배치된 단면 연성동박적층필름(flexible copper clad laminate)의 구리층인 소자 내장형 연성회로기판. - 제3항에 있어서,
상기 제2절연층은 본딩 시트인 소자 내장형 연성회로기판. - 제3항에 있어서,
상기 제1도전층의 하측 및 상기 제2도전층의 상측에 배치되는 보호층을 더 구비한 소자 내장형 연성회로기판. - 제1항에 있어서,
상기 범프홈의 내부에 배치되며, 상기 범프와 상기 제1도전층을 전기적으로 연결하는 도전볼을 더 구비하는 소자 내장형 연성회로기판. - 제1항에 있어서,
상기 반도체 소자가 상기 제1절연층에 고정되도록, 상기 반도체 소자와 상기 제1절연층 사이에 배치되는 접착물질을 더 구비하는 소자 내장형 연성회로기판. - 제1도전층의 상측에 배치된 제1절연층에 복수의 범프홈을 형성하고 제1회로패턴에 대응되는 형상으로 제1홈을 형성하는 단계;
상기 범프홈을 덮도록 상기 범프홈의 상측에 도금 레지스트를 배치하고, 상기 제1홈의 내부에 상기 제1회로패턴으로 제1도금층을 형성하기 위하여 도금하는 단계;
상기 도금 레지스트를 제거하는 단계;
범프를 구비한 반도체 소자의 상기 범프가 상기 범프홈에 끼워지도록 상기 반도체 소자를 배치하는 단계; 및
상기 제1도전층의 일부분을 식각으로 제거하여 상기 제1도전층에 제2회로패턴을 형성하는 단계;를 포함하는 소자 내장형 연성회로기판의 제조방법. - 제10항에 있어서,
상기 제1도전층은,
단면 연성동박적층필름(flexible copper clad laminate)의 구리층이며,
상기 제1절연층은,
상기 연성동박적층필름의 코어층인 소자 내장형 연성회로기판의 제조방법. - 제10항에 있어서,
상기 반도체 소자를 덮도록 상기 제1절연층의 상측에 제2절연층을 배치하며, 상기 제2절연층의 상측에 제2도전층을 배치하는 단계;
상기 제2도전층 및 상기 제2절연층을 관통하여 상기 제1도금층에 이르는 비아홀을 형성하는 단계;
상기 제2도전층과 상기 제1도금층이 전기적으로 연결되도록, 상기 비아홀에 제2도금층을 형성하는 단계; 및
상기 제2도전층의 일부분을 식각으로 제거하여 상기 제2도전층에 제3회로패턴을 형성하는 단계를 더 포함하는 소자 내장형 연성회로기판의 제조방법. - 제12항에 있어서,
상기 제2절연층은,
RCC (resin coated copper foil)의 레진층이며,
상기 제2도전층은,
상기 RCC의 구리층인 소자 내장형 연성회로기판의 제조방법. - 제12항에 있어서,
상기 제2도전층은,
코어층이 상기 제2절연층에 부착되게 배치된 단면 연성동박적층필름(FCCL)의 구리층인 소자 내장형 연성회로기판의 제조방법. - 제12항에 있어서,
상기 제2절연층은 본딩 시트인 소자 내장형 연성회로기판의 제조방법. - 제12항에 있어서,
상기 제1도전층의 하측 및 상기 제2도전층의 상측에 보호층을 배치하는 단계를 더 포함하는 소자 내장형 연성회로기판의 제조방법. - 제10항에 있어서,
상기 도금 레지스트를 제거하는 단계와 상기 반도체 소자를 상기 제1절연층의 상측에 배치하는 단계 사이에,
상기 반도체 소자의 범프와 상기 제1도전층을 전기적으로 연결하도록, 도전볼을 상기 범프홈의 내부에 배치하는 단계를 더 포함하는 소자 내장형 연성회로기판의 제조방법. - 제10항에 있어서,
상기 도금 레지스트를 제거하는 단계와 상기 반도체 소자를 상기 제1절연층의 상측에 배치하는 단계 사이에,
상기 제1절연층의 상기 범프홈이 형성된 부분의 상측에 접착물질을 도포하는 단계를 더 포함하는 소자 내장형 연성회로기판의 제조방법.
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US13/116,224 US8674232B2 (en) | 2010-08-17 | 2011-05-26 | Device-embedded flexible printed circuit board and manufacturing method thereof |
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US9674955B2 (en) * | 2011-11-09 | 2017-06-06 | Lg Innotek Co., Ltd. | Tape carrier package, method of manufacturing the same and chip package |
KR101924458B1 (ko) * | 2012-08-22 | 2018-12-03 | 해성디에스 주식회사 | 전자 칩이 내장된 회로기판의 제조 방법 |
KR102235811B1 (ko) * | 2014-02-27 | 2021-04-02 | 가부시키가이샤 앰코테크놀로지재팬 | 반도체 장치, 반도체 적층모듈구조, 적층모듈구조 및 이들의 제조방법 |
CN104270888B (zh) * | 2014-09-28 | 2017-10-17 | 广州兴森快捷电路科技有限公司 | 高密度封装基板孔上盘产品及其制备方法 |
KR102581793B1 (ko) | 2016-09-01 | 2023-09-26 | 삼성디스플레이 주식회사 | 회로 기판, 이를 포함하는 표시 장치 및 회로 기판의 제조 방법 |
KR20240178059A (ko) * | 2023-06-21 | 2024-12-30 | 삼성전자주식회사 | 고정 구조물을 포함하는 반도체 메모리 모듈 |
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