JP2018045748A - 回路付サスペンション基板、および、回路付サスペンション基板の製造方法 - Google Patents
回路付サスペンション基板、および、回路付サスペンション基板の製造方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 16
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- 229910052751 metal Inorganic materials 0.000 claims description 34
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- 238000013459 approach Methods 0.000 claims description 8
- 238000005530 etching Methods 0.000 claims description 2
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- 230000003287 optical effect Effects 0.000 description 18
- 230000005540 biological transmission Effects 0.000 description 4
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- 229910000679 solder Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- -1 polyethylene terephthalate Polymers 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 239000009719 polyimide resin Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000002966 varnish Substances 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004962 Polyamide-imide Substances 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
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- 230000001154 acute effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 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
- 230000002238 attenuated effect Effects 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
- 229920002312 polyamide-imide Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
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- 238000001039 wet etching Methods 0.000 description 1
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Abstract
【解決手段】
発光素子Lが挿通される開口4と、開口4の縁に配置されるベース絶縁層12と、ベース絶縁層12の一方面S1に配置される磁気ヘッド接続端子13Aと、ベース絶縁層の他方面S2に配置される発光素子接続端子15Aとを備える回路付サスペンション基板1において、ベース絶縁層12に、磁気ヘッド接続端子が配置される第1部分12Aと、第1部分12Aから開口4へ向かって延び、一方面S1から他方面S2へ向かって凹むように第1部分12Aよりも薄く、かつ、発光素子接続端子15Aに重なる第2部分12Bとを設け、スライダSを、第2部分12Bに重なるように搭載する。
【選択図】図3
Description
4 開口
12 ベース絶縁層
12A 第1部分
12B 第2部分
13A 磁気ヘッド接続端子
15A 発光素子接続端子
F 感光性樹脂層
H 磁気ヘッド
L 発光素子
L1 本体部
L2 出射部
M 金属基板
S スライダ
S1 一方面
S2 他方面
S3 傾斜面
S11 第1面
S12 第2面
Claims (6)
- 磁気ヘッドを備えるスライダと、前記磁気ヘッドをアシストするための電子素子とを搭載可能であり、前記スライダが搭載されたときに前記電子素子が挿通される開口を有する回路付サスペンション基板であって、
前記開口の縁に配置される絶縁層と、
前記絶縁層の厚み方向において前記絶縁層の一方面に配置され、前記スライダが搭載されたときに前記磁気ヘッドに対して電気的に接続される第1端子と、
前記厚み方向において前記絶縁層の他方面に配置され、前記スライダが搭載されたときに前記電子素子に対して電気的に接続される第2端子と
を備え、
前記絶縁層は、
前記第1端子が配置される第1部分と、
前記厚み方向と直交する面方向において前記第1部分から前記開口に向かって延びる第2部分であって、前記スライダが搭載されたときに、前記厚み方向において前記スライダと重なる第2部分とを備え、
前記第2部分は、前記厚み方向において、前記一方面から前記他方面へ向かって近づくように前記第1部分よりも薄く、かつ、前記第2端子に重なり、
前記スライダは、前記厚み方向において、前記第2部分に対向する第1面と、前記第1面に対して前記第2部分の反対側に配置される第2面とを有し、
前記第1面は、前記スライダが搭載されたときに、前記第1端子と前記第2端子との間に配置されることを特徴とする、回路付サスペンション基板。 - 前記第2部分は、前記第1部分から前記開口に向かうにつれて、前記一方面から前記他方面へ向かって傾斜する傾斜面を備えることを特徴とする、請求項1に記載の回路付サスペンション基板。
- 前記第2端子の一部は、前記厚み方向において、前記第1端子の一部と重なることを特徴とする、請求項1または2に記載の回路付サスペンション基板。
- 前記電子素子は、前記スライダに支持される本体部と、前記本体部から突出し、光を出射するための出射部とを備え、
前記第2端子は、複数設けられ、
複数の前記第2端子のうちの少なくとも1つは、前記スライダが搭載されたときに、前記本体部に電気的に接続され、前記厚み方向において前記第2部分に重なることを特徴とする、請求項1から請求項3のいずれか一項に記載の回路付サスペンション基板。 - 磁気ヘッドを備えるスライダと、前記磁気ヘッドをアシストするための電子素子とを搭載可能であり、前記スライダが搭載されたときに前記電子素子が挿通される開口を有する回路付サスペンション基板であって、
前記開口の縁に配置される絶縁層と、
前記絶縁層の厚み方向において前記絶縁層の一方面に配置され、前記スライダが搭載されたときに前記磁気ヘッドに対して電気的に接続される第1端子と、
前記厚み方向において前記絶縁層の他方面に配置され、前記スライダが搭載されたときに前記電子素子に対して電気的に接続される第2端子と
を備え、
前記絶縁層は、
前記第1端子が配置される第1部分と、
前記厚み方向と直交する第1面方向において前記第1部分から前記開口に向かって延びる第2部分であって、前記スライダが搭載されたときに、前記厚み方向において前記スライダと重なる第2部分とを備え、
前記第2部分は、前記前記第1部分から前記開口に向かうにつれて、前記一方面から前記他方面へ向かって傾斜する傾斜面を備え、
前記スライダは、前記厚み方向において、前記第2部分に対向する第1面と、前記第1面に対して前記第2部分の反対側に配置される第2面とを有し、
前記第1面は、前記スライダが搭載されたときに、前記第1端子と前記第2端子との間に配置されることを特徴とする、回路付サスペンション基板。 - 磁気ヘッドを備えるスライダと、前記磁気ヘッドをアシストするための電子素子とが搭載されたときに前記電子素子が挿通される開口を有し、前記開口の縁に配置される絶縁層と、前記絶縁層の厚み方向において前記絶縁層の一方面に配置される第1端子と、前記厚み方向において前記絶縁層の他方面に配置される第2端子とを備える回路付サスペンション基板の製造方法であって、
金属基板の上に感光性樹脂層を形成する工程と、
前記感光性樹脂層を階調露光することにより、第1部分と、前記厚み方向と直交する面方向において前記第1部分から前記開口に向かって延び、前記第1部分よりも薄い第2部分とを備える前記絶縁層を形成する工程と、
前記第1部分の上に第1端子を形成する工程と、
前記金属基板をエッチングして、前記開口を形成するとともに、前記厚み方向において前記第2部分に重なるように、前記金属基板から形成される部分を含む前記第2端子を形成する工程と
を含む、回路付サスペンション基板の製造方法。
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US15/689,695 US10121503B2 (en) | 2016-09-15 | 2017-08-29 | Suspension board with circuit having thinned insulating second portion overlapping second terminal |
CN201710833680.9A CN107835568A (zh) | 2016-09-15 | 2017-09-15 | 带电路的悬挂基板和带电路的悬挂基板的制造方法 |
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JP2013200934A (ja) * | 2012-02-20 | 2013-10-03 | Nitto Denko Corp | 回路付サスペンション基板 |
JP2014110066A (ja) * | 2012-12-03 | 2014-06-12 | Nitto Denko Corp | 回路付サスペンション基板 |
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