JP5796956B2 - 回路装置およびその製造方法 - Google Patents
回路装置およびその製造方法 Download PDFInfo
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- H01L2924/1304—Transistor
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Description
図1を参照して、混成集積回路装置10(回路装置)の構成を説明する。図1(A)は混成集積回路装置10を上方から見た斜視図であり、図1(B)は図1(A)のB−B’線における断面図であり、図1(C)は図1(A)のC−C’線での断面図である。
本実施の形態では、図4から図7を参照して、上記した構成を備える回路装置の製造方法を説明する。
12 回路基板
12A 第1側辺
12B 第2側辺
12C 第3側辺
12D 第4側辺
14 絶縁層
16 導電パターン
18 回路素子
20 リード
22 第1傾斜面
24 第2傾斜面
26 パッド
27 パッド
28 封止樹脂
30,30A,30B,30C,30D 凹状領域
32,32A,32B 窪み領域
33 切り欠き部
34 基板
36 第1溝
38 第2溝
40 第3溝
42 第4溝
44 基板領域
46 周縁部
50 リードフレーム
53 支持部
56 ユニット
58 突出領域
62 連結部
66 モールド金型
68 上金型
70 下金型
71 エアベント
72 キャビティ
73 ランナー
74 封止樹脂
75 空間
76 規制部
77 空間
78 規制部
80 突出部
82 ゲート
84 突出部
85 突出部
86 突出部
Claims (12)
- 導電パターンおよび回路素子が上面に組み込まれた回路基板と、
前記回路基板の上面、側面および下面を被覆し、一方向で対向する第1側辺および第2側辺と、他方向で対向する第3側辺および第4側辺とを有すると共に、互いに対向する第1主面および第2主面を有する封止樹脂と、
前記回路基板に固着され、前記封止樹脂の前記第1側辺および前記第2側辺に沿って配置され、一端が前記封止樹脂から外部に導出するリードと、
前記封止樹脂を厚み方向に窪ませて形成され、少なくとも一部が前記封止樹脂の前記第3側辺と前記回路基板との間に配置された凹状領域と、を備え、
前記凹状領域は、前記封止樹脂の前記第3側辺から離間すると共に、前記封止樹脂の前記第4側辺からも離間し、
前記凹状領域は、前記封止樹脂の前記第1主面から、前記封止樹脂の厚み方向に延在し、
前記凹状領域は、前記封止樹脂から形成される底面を有し、
前記凹状領域の前記底面は、前記封止樹脂の前記第2主面から離間し、
前記凹状領域は、回路基板の上方に配置された第1部分と、前記封止樹脂の前記第3側辺と前記回路基板との間に配置された第2部分とを有することを特徴とする回路装置。 - 前記回路基板は長手方向で対向する第1側辺および第2側辺と、短手方向で対向する第3側辺および第4側辺と、を有し、
前記リードは、前記第1側辺および前記第2側辺に沿って設けられ、
前記凹状領域は、前記第3側辺および前記第4側辺の側方に設けられることを特徴とする請求項1に記載の回路装置。 - 前記凹状領域の回路基板側の側面は、段差形状を有することを特徴とする請求項1または請求項2に記載の回路装置。
- 前記回路基板の前記第3側辺および前記第4側辺の側方で、前記封止樹脂を平面視で内側に窪ませた窪み領域を設け、
前記凹状領域は、前記窪み領域を挟む位置に設けられることを特徴とする請求項2または請求項3に記載の回路装置。 - 前記封止樹脂の角部に切り欠き部を設けることを特徴とする請求項1から請求項4のいずれかに記載の回路装置。
- 導電パターンおよび回路素子が上面に組み込まれた回路基板を用意する工程と、
上金型および下金型から成るモールド金型を用意し、前記回路基板の上面が前記上金型の内壁に面するように、前記回路基板を前記モールド金型のキャビティに収納する工程と、
ゲートから前記キャビティに封止樹脂を注入することで、前記回路基板の上面、側面および下面を前記封止樹脂により被覆する工程と、を備え、
前記回路基板と前記ゲートとの間の領域の前記上金型の内壁を下方に突出させた規制部を設け、前記規制部に沿って、前記封止樹脂を前記回路基板の下面と前記下金型の内壁との間隙に流動させ、
前記規制部の下端は、前記回路基板の上面よりも下方に配置されることを特徴とする回路装置の製造方法。 - 前記規制部の一部は、前記回路基板の上方に配置されることを特徴とする請求項6に記載の回路装置の製造方法。
- 前記ゲートに面する前記回路基板の側面は、上面から連続して外側に向かって傾斜する第1傾斜面と、下面から連続して外側に向かって傾斜すると共に、前記第1傾斜面よりも面積が大きい第2傾斜面と備え、
前記封止樹脂を注入する工程では、前記回路基板の前記第2傾斜面に沿って前記封止樹脂を流動させることを特徴とする請求項6または請求項7に記載の回路装置の製造方法。 - 前記下金型を内側に突出させることで、前記上金型の前記規制部と前記下金型の内壁との間隙を小さくすることを特徴とする請求項6から請求項8の何れかに記載の回路装置の製造方法。
- 前記回路基板は、リードフレームに連結された状態で前記モールド金型に配置され、
前記リードフレームの主面は、前記キャビティに供給される前記封止樹脂が流通するランナーの一部を形成することを特徴とする請求項6から請求項9の何れかに記載の回路装置の製造方法。 - 前記回路基板は、一方向に対向する第1側面および第2側面と、他方向に対向する第3側面および第4側面を有し、
前記第1側面および前記第2側面に沿って外部に導出する複数個のリードが固着され、
前記第3側面または前記第4側面が前記キャビティのゲートに接近して配置されることを特徴とする請求項6から請求項10の何れかに記載の回路装置の製造方法。 - 前記下金型には、前記回路基板の側方で前記キャビティの内壁を平面視で内側に突出させた突出部を設け、
前記リードフレームの一部を前記キャビティの内部に突出させた突出領域を、前記上金型と、前記下金型の前記突出部で挟みこみ、
前記下金型の前記突出部の内側の端部を、前記リードフレームの前記突出領域よりも内部に配置することを特徴とする請求項6から請求項11の何れかに記載の回路装置の製造方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
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JP2010287508A JP5796956B2 (ja) | 2010-12-24 | 2010-12-24 | 回路装置およびその製造方法 |
US13/331,784 US8995139B2 (en) | 2010-12-24 | 2011-12-20 | Circuit device and method of manufacturing the same |
KR1020110140908A KR101326406B1 (ko) | 2010-12-24 | 2011-12-23 | 회로 장치 및 그의 제조 방법 |
CN201110440399.1A CN102548214B (zh) | 2010-12-24 | 2011-12-26 | 电路装置及其制造方法 |
US14/661,080 US10332816B2 (en) | 2010-12-24 | 2015-03-18 | Circuit device and method of manufacturing the same |
US16/406,155 US20190267300A1 (en) | 2010-12-24 | 2019-05-08 | Circuit device and method of manufacturing the same |
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JP2010287508A JP5796956B2 (ja) | 2010-12-24 | 2010-12-24 | 回路装置およびその製造方法 |
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JP5796956B2 true JP5796956B2 (ja) | 2015-10-21 |
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JP6210818B2 (ja) * | 2013-09-30 | 2017-10-11 | 三菱電機株式会社 | 半導体装置およびその製造方法 |
JP6333693B2 (ja) | 2014-09-30 | 2018-05-30 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
JP6589631B2 (ja) * | 2015-12-25 | 2019-10-16 | 富士電機株式会社 | 半導体装置 |
KR101845376B1 (ko) * | 2016-01-13 | 2018-04-04 | 시그네틱스 주식회사 | 칩 몰딩 장치 |
KR102499518B1 (ko) | 2016-09-12 | 2023-02-14 | 삼성전자주식회사 | 반도체 패키지용 실장 기판, 이를 포함하는 반도체 패키지 및 반도체 패키지의 제조 방법 |
JP2019165064A (ja) * | 2018-03-19 | 2019-09-26 | トヨタ自動車株式会社 | 半導体モジュール |
CN112689889B (zh) * | 2018-09-21 | 2025-01-07 | 日立安斯泰莫株式会社 | 电子控制装置以及电子控制装置的制造方法 |
CN110752191B (zh) * | 2019-10-29 | 2022-02-01 | 维沃移动通信有限公司 | 器件封装模块、器件封装模块的制备方法及电子设备 |
JP7142067B2 (ja) * | 2020-09-30 | 2022-09-26 | Nissha株式会社 | 成形品及び成形品の製造方法 |
CN114038811A (zh) * | 2021-10-26 | 2022-02-11 | 广东汇芯半导体有限公司 | 半导体电路和半导体电路的制造方法 |
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-
2010
- 2010-12-24 JP JP2010287508A patent/JP5796956B2/ja not_active Expired - Fee Related
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2011
- 2011-12-20 US US13/331,784 patent/US8995139B2/en not_active Expired - Fee Related
- 2011-12-23 KR KR1020110140908A patent/KR101326406B1/ko active IP Right Grant
- 2011-12-26 CN CN201110440399.1A patent/CN102548214B/zh not_active Expired - Fee Related
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2015
- 2015-03-18 US US14/661,080 patent/US10332816B2/en not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
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KR101326406B1 (ko) | 2013-11-11 |
CN102548214B (zh) | 2015-06-17 |
JP2012134430A (ja) | 2012-07-12 |
KR20120073133A (ko) | 2012-07-04 |
US10332816B2 (en) | 2019-06-25 |
CN102548214A (zh) | 2012-07-04 |
US20190267300A1 (en) | 2019-08-29 |
US20150327372A1 (en) | 2015-11-12 |
US20120160545A1 (en) | 2012-06-28 |
US8995139B2 (en) | 2015-03-31 |
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