JP2007287743A - 配線基板及びこれを用いた半導体装置並びに配線基板の製造方法 - Google Patents
配線基板及びこれを用いた半導体装置並びに配線基板の製造方法 Download PDFInfo
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 98
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 239000004020 conductor Substances 0.000 claims abstract description 76
- 239000000463 material Substances 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims description 27
- 239000000758 substrate Substances 0.000 claims description 27
- 229920002120 photoresistant polymer Polymers 0.000 claims description 18
- 238000007747 plating Methods 0.000 claims description 9
- 229910000679 solder Inorganic materials 0.000 claims description 9
- 238000009713 electroplating Methods 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 abstract 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
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Abstract
【解決手段】絶縁性基材(10)と、絶縁性基材(10)上に設けられ、かつ半導体チップが実装される半導体実装領域(11)に整列して配置された複数本の導体配線(12)と、それぞれの導体配線(12)に設けられた突起電極(13)とを含み、突起電極(13)は、半導体チップを実装するための第1突起電極(13a)と、第1突起電極(13a)の高さを調整するための第2突起電極(13b)とを含み、第2突起電極(13b)は、少なくとも1つの導体配線(12)における半導体実装領域(11)を除く領域に設けられている配線基板(1)とする。
【選択図】図1
Description
前記突起電極は、前記半導体チップを実装するための第1突起電極と、前記第1突起電極の高さを調整するための第2突起電極とを含み、
前記第2突起電極は、少なくとも1つの前記導体配線における前記半導体実装領域を除く領域に設けられていることを特徴とする。
(i)絶縁性基材上における半導体チップが実装される半導体実装領域に整列して配置されるように複数本の導体配線を形成する工程と、
(ii)前記絶縁性基材上の前記導体配線が設けられた領域にフォトレジスト膜を形成する工程と、
(iii)前記フォトレジスト膜に開口部を形成することによって、前記開口部中に前記導体配線の一部を露出させる工程と、
(iV)露出した前記導体配線の一部に金属めっきを施して突起電極を形成する工程と、
(V)前記フォトレジスト膜を除去する工程とを含む配線基板の製造方法であって、
前記突起電極は、前記半導体チップを実装するための第1突起電極と、前記第1突起電極の高さを調整するための第2突起電極とを含み、
少なくとも1つの前記導体配線における前記半導体実装領域を除く領域に、前記第2突起電極を設けることを特徴とする。
まず、本発明の第1実施形態に係る配線基板について図1A,Bを参照して説明する。図1Aは、本発明の第1実施形態に係る配線基板の断面図である。また、図1Bは、図1Aの配線基板における半導体実装領域を含む要部領域を示す平面図である。
次に、本発明の第2実施形態に係る配線基板について図3を参照して説明する。図3は、第2実施形態に係る配線基板における半導体実装領域を含む要部領域を示す平面図である。
次に、本発明の第3実施形態に係る配線基板について図4を参照して説明する。図4は、第3実施形態に係る配線基板における半導体実装領域を含む要部領域を示す平面図である。
次に、本発明の第4実施形態に係る配線基板について図5を参照して説明する。図5は、第4実施形態に係る配線基板における半導体実装領域を含む要部領域を示す平面図である。
次に、本発明の第5実施形態に係る配線基板について図6を参照して説明する。図6は、第5実施形態に係る配線基板における半導体実装領域を含む要部領域を示す平面図である。
次に、本発明の第6実施形態に係る半導体装置について図7を参照して説明する。図7は、第6実施形態に係る半導体装置の断面図である。なお、第6実施形態に係る半導体装置は、上述した配線基板1(図1A,B参照)を用いた半導体装置である。
6 半導体装置
10 絶縁性基材
11 半導体実装領域
12,12a,12b 導体配線
13 突起電極
13a 第1突起電極
13b 第2突起電極
15 フォトレジスト膜
15a 開口部
40 半導体チップを含むパッケージが配置される領域
50 ソルダーレジスト膜で被覆される領域
60 半導体チップ
61 電極パッド
62 ソルダーレジスト膜
63 表面保護膜
64 封止樹脂
Claims (16)
- 絶縁性基材と、前記絶縁性基材上に設けられ、かつ半導体チップが実装される半導体実装領域に整列して配置された複数本の導体配線と、それぞれの前記導体配線に設けられた突起電極とを含む配線基板であって、
前記突起電極は、前記半導体チップを実装するための第1突起電極と、前記第1突起電極の高さを調整するための第2突起電極とを含み、
前記第2突起電極は、少なくとも1つの前記導体配線における前記半導体実装領域を除く領域に設けられていることを特徴とする配線基板。 - 前記絶縁性基材上には、前記導体配線のピッチが疎な領域と密な領域とが存在し、
前記第2突起電極は、前記疎な領域に配置された少なくとも1つの前記導体配線に設けられている請求項1に記載の配線基板。 - 前記突起電極は、前記導体配線のそれぞれに同じ数だけ設けられている請求項1に記載の配線基板。
- 前記第2突起電極は、前記半導体チップを含むパッケージが配置される領域を除く領域に設けられている請求項1に記載の配線基板。
- 少なくとも1つの前記導体配線には、前記第2突起電極が複数個設けられている請求項1に記載の配線基板。
- 前記第2突起電極は、ソルダーレジスト膜で被覆される領域に設けられている請求項1に記載の配線基板。
- 前記絶縁性基材は、可撓性の材料からなるテープ基材である請求項1に記載の配線基板。
- 請求項1〜7のいずれか1項に記載の配線基板と、前記配線基板の半導体実装領域に実装された半導体チップとを含む半導体装置。
- (i)絶縁性基材上における半導体チップが実装される半導体実装領域に整列して配置されるように複数本の導体配線を形成する工程と、
(ii)前記絶縁性基材上の前記導体配線が設けられた領域にフォトレジスト膜を形成する工程と、
(iii)前記フォトレジスト膜に開口部を形成することによって、前記開口部中に前記導体配線の一部を露出させる工程と、
(iV)露出した前記導体配線の一部に金属めっきを施して突起電極を形成する工程と、
(V)前記フォトレジスト膜を除去する工程とを含む配線基板の製造方法であって、
前記突起電極は、前記半導体チップを実装するための第1突起電極と、前記第1突起電極の高さを調整するための第2突起電極とを含み、
少なくとも1つの前記導体配線における前記半導体実装領域を除く領域に、前記第2突起電極を設けることを特徴とする配線基板の製造方法。 - 前記(V)工程の後、前記絶縁性基材上の所定の領域を保護するソルダーレジスト膜を形成する請求項9に記載の配線基板の製造方法。
- 前記(iV)工程において、電解めっき法で前記突起電極を設ける請求項9に記載の配線基板の製造方法。
- 前記導体配線のそれぞれに前記突起電極を同じ数だけ設ける請求項9に記載の配線基板の製造方法。
- 前記半導体チップを含むパッケージが配置される領域を除く領域に、前記第2突起電極を設ける請求項9に記載の配線基板の製造方法。
- 少なくとも1つの前記導体配線に、前記第2突起電極を複数個設ける請求項9に記載の配線基板の製造方法。
- ソルダーレジスト膜で被覆される領域に前記第2突起電極を設ける請求項9に記載の配線基板の製造方法。
- 前記絶縁性基材は、可撓性の材料からなるテープ基材である請求項9に記載の配線基板の製造方法。
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US11/733,566 US7508073B2 (en) | 2006-04-12 | 2007-04-10 | Wiring board, semiconductor device using the same, and method for manufacturing wiring board |
CNA2007100970347A CN101055862A (zh) | 2006-04-12 | 2007-04-12 | 布线基板及其制造方法和使用该布线基板的半导体器件 |
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US9659893B2 (en) | 2011-12-21 | 2017-05-23 | Mediatek Inc. | Semiconductor package |
US8633588B2 (en) * | 2011-12-21 | 2014-01-21 | Mediatek Inc. | Semiconductor package |
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DE102012007074A1 (de) * | 2012-04-11 | 2013-10-17 | Johnson Electric Germany GmbH & Co. KG | Elektrisches Bauteil mit wenigstens einem flexiblen Trägermaterial und Verfahren zur Anordnung einzelner Metallkörper auf den Leiterbahnen eines flexiblen Trägermaterials |
TWI514530B (zh) * | 2013-08-28 | 2015-12-21 | Via Tech Inc | 線路基板、半導體封裝結構及線路基板製程 |
CN104216149B (zh) * | 2014-09-30 | 2017-03-22 | 南京中电熊猫液晶显示科技有限公司 | 一种具有修补线结构的液晶显示面板 |
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