JP4251458B2 - チップ部品の実装方法及び回路基板 - Google Patents
チップ部品の実装方法及び回路基板 Download PDFInfo
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- JP4251458B2 JP4251458B2 JP2005368797A JP2005368797A JP4251458B2 JP 4251458 B2 JP4251458 B2 JP 4251458B2 JP 2005368797 A JP2005368797 A JP 2005368797A JP 2005368797 A JP2005368797 A JP 2005368797A JP 4251458 B2 JP4251458 B2 JP 4251458B2
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- chip component
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- 238000000034 method Methods 0.000 title claims description 34
- 229910000679 solder Inorganic materials 0.000 claims description 137
- 230000004907 flux Effects 0.000 claims description 72
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 239000000919 ceramic Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 description 21
- 239000002904 solvent Substances 0.000 description 14
- 230000008569 process Effects 0.000 description 12
- 238000006073 displacement reaction Methods 0.000 description 7
- 238000005476 soldering Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000001771 impaired effect Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000003985 ceramic capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/498—Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers
- H01L23/49811—Additional leads joined to the metallisation on the insulating substrate, e.g. pins, bumps, wires, flat leads
- H01L23/49816—Spherical bumps on the substrate for external connection, e.g. ball grid arrays [BGA]
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Description
上述した課題を解決するため、本発明に係るチップ部品の実装方法では、まず、回路基板のランド端子上に付着したはんだ付着物を平坦化し、前記平坦化されたはんだ付着物にフラックスを塗布する。その後、チップ部品を、前記フラックスを介してはんだ付着物の上に載せられた態様で配置する。そして、前記はんだ付着物の平坦化と同時に、または、前記はんだ付着物の平坦化の後で前記フラックスの塗布の前に、はんだ付着物の表面に凹溝を形成する。
本発明に係る回路基板は、ランド端子と、はんだ付着物とを備える。前記ランド端子は、回路基板の基板面に形成され、前記はんだ付着物は、前記ランド端子の表面に付着され、前記はんだ付着物の表面に凹溝が形成されている。
21 ランド端子
33 はんだ付着物
37 フラックス
41、42 凹溝
5 チップ部品
Claims (7)
- 回路基板のランド端子上に付着したはんだ付着物を平坦化し、
前記平坦化されたはんだ付着物にフラックスを塗布し、
その後、チップ部品を、前記フラックスを介してはんだ付着物の上に載せられた態様で配置するチップ部品の実装方法であって、
前記はんだ付着物の平坦化と同時に、または、前記はんだ付着物の平坦化の後で前記フラックスの塗布の前に、はんだ付着物の表面に凹溝を形成し、
前記凹溝は、回路基板上に設定されたチップ部品実装領域でみて、チップ部品実装領域の中央部から外周部にいくほど凹溝の溝深さが大きくなる態様で形成される
チップ部品の実装方法。 - 回路基板のランド端子上に付着したはんだ付着物を平坦化し、
前記平坦化されたはんだ付着物にフラックスを塗布し、
その後、チップ部品を、前記フラックスを介してはんだ付着物の上に載せられた態様で配置するチップ部品の実装方法であって、
前記はんだ付着物の平坦化と同時に、または、前記はんだ付着物の平坦化の後で前記フラックスの塗布の前に、はんだ付着物の表面に凹溝を形成し、
前記凹溝は、回路基板上に設定されたチップ部品実装領域でみて、チップ部品実装領域の中央部から外周部にいくほど凹溝の本数が大きくなる態様で形成される
チップ部品の実装方法。 - 請求項1又は2に記載されたチップ部品の実装方法であって、
凹溝を、はんだ付着物の表面上で連続して延び、一端がはんだ付着物の端縁に達する態様で形成する
チップ部品の実装方法。 - 請求項1乃至3の何れか一項に記載されたチップ部品の実装方法であって、
チップ部品は、セラミック基体と、前記セラミック基体においてその長手方向に平行な側面に形成された端子電極とを備えている、
チップ部品の実装方法。 - ランド端子と、はんだ付着物とを備えた回路基板であって、
前記ランド端子は、回路基板の基板面に形成され、
前記はんだ付着物は、前記ランド端子の表面に付着され、前記はんだ付着物の表面に凹溝が形成されており、
前記凹溝は、回路基板の基板面に設定されたチップ部品実装領域でみて、チップ部品実装領域の中央部から外周部にいくほど凹溝の溝深さが大きくなる態様で形成されている、
回路基板。 - ランド端子と、はんだ付着物とを備えた回路基板であって、
前記ランド端子は、回路基板の基板面に形成され、
前記はんだ付着物は、前記ランド端子の表面に付着され、前記はんだ付着物の表面に凹溝が形成されており、
前記凹溝は、回路基板の基板面に設定されたチップ部品実装領域でみて、チップ部品実装領域の中央部から外周部にいくほど凹溝の本数が大きくなる態様で形成されている、
回路基板。 - 請求項5又は6に記載された回路基板であって、
前記凹溝は、はんだ付着物の表面上で連続して延び、一端がはんだ付着物の端縁に達する態様で形成されている、
回路基板。
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JP2005368797A JP4251458B2 (ja) | 2005-12-21 | 2005-12-21 | チップ部品の実装方法及び回路基板 |
US11/562,644 US7735713B2 (en) | 2005-12-21 | 2006-11-22 | Method for mounting chip component and circuit board |
TW095145355A TWI318854B (en) | 2005-12-21 | 2006-12-06 | Method for mounting chip component and circuit board |
CN2006101690495A CN1988767B (zh) | 2005-12-21 | 2006-12-19 | 芯片部件的安装方法及电路板 |
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JP2005368797A JP4251458B2 (ja) | 2005-12-21 | 2005-12-21 | チップ部品の実装方法及び回路基板 |
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JP (1) | JP4251458B2 (ja) |
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