JP6777063B2 - 電子装置およびその製造方法 - Google Patents
電子装置およびその製造方法 Download PDFInfo
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- JP6777063B2 JP6777063B2 JP2017244296A JP2017244296A JP6777063B2 JP 6777063 B2 JP6777063 B2 JP 6777063B2 JP 2017244296 A JP2017244296 A JP 2017244296A JP 2017244296 A JP2017244296 A JP 2017244296A JP 6777063 B2 JP6777063 B2 JP 6777063B2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
- B23K26/355—Texturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/0006—Working by laser beam, e.g. welding, cutting or boring taking account of the properties of the material involved
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
- B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/082—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
- B23K26/3568—Modifying rugosity
- B23K26/3584—Increasing rugosity, e.g. roughening
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Description
第1実施形態について説明する。図1に示すように、本実施形態の電子装置1は、支持部材2と、電子部品3と、支持部材2に搭載された搭載部材としての接合層4と、ボンディングワイヤ5と、樹脂部材6とを備えている。なお、図示及び説明の便宜のため、電子装置1に通常設けられる、保護膜、配線部等の細部については、各図において図示及び説明が省略されている。
第2実施形態について説明する。本実施形態は、第1実施形態に対してレーザを照射する方向を変更したものであり、その他については第1実施形態と同様であるため、第1実施形態と異なる部分についてのみ説明する。
第3実施形態について説明する。本実施形態は、第1実施形態に対してレーザを照射する対象を変更したものであり、その他については第1実施形態と同様であるため、第1実施形態と異なる部分についてのみ説明する。
なお、本発明は上記した実施形態に限定されるものではなく、特許請求の範囲に記載した範囲内において適宜変更が可能である。
2 支持部材
3 電子部品
4 接合層
5 ボンディングワイヤ
6 樹脂部材
7 凹凸部
8 ターゲット材
Claims (9)
- 支持部材(2)と、前記支持部材に搭載された搭載部材(3、4、5)と、を備え、前記支持部材と前記搭載部材とが樹脂部材(6)によって封止された構成の電子装置(1)であって、
前記支持部材の表面には、レーザ照射痕(23)が形成されており、
前記搭載部材の表面には、前記支持部材の材料が堆積して凹凸部(7)が形成されている電子装置。 - 前記支持部材の表層部は、ニッケルで構成されている請求項1に記載の電子装置。
- 前記搭載部材は、前記支持部材と他の部材とを接合するはんだで構成された接合層(4)である請求項1または2に記載の電子装置。
- 支持部材(2)と、前記支持部材に搭載された搭載部材(3、4、5)と、を備え、前記支持部材と前記搭載部材とが樹脂部材(6)によって封止された構成の電子装置(1)の製造方法であって、
前記支持部材の表面に前記搭載部材を搭載することと、
前記搭載部材を搭載することの後、表層部が金属で構成されたターゲット材(21、22、24、8)にレーザを照射することにより、前記ターゲット材の材料を飛散させて前記搭載部材の表面に堆積させ、前記搭載部材の表面に凹凸部(7)を形成することと、
前記凹凸部を形成することの後、前記支持部材および前記搭載部材を前記樹脂部材によって封止することと、を備える電子装置の製造方法。 - 前記ターゲット材は、前記支持部材に含まれる請求項4に記載の電子装置の製造方法。
- 前記支持部材の表層部は、ニッケルで構成されている請求項5に記載の電子装置の製造方法。
- 前記支持部材は、板状とされており、
前記凹凸部を形成することでは、前記支持部材の上面の法線に対して傾斜した方向からレーザを照射する請求項5または6に記載の電子装置の製造方法。 - 前記ターゲット材は、前記支持部材とは別の部材である請求項4に記載の電子装置の製造方法。
- 前記搭載部材は、前記支持部材と他の部材とを接合するはんだで構成された接合層(4)である請求項4ないし8のいずれか1つに記載の電子装置の製造方法。
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CN201880081781.8A CN111492468B (zh) | 2017-12-20 | 2018-11-15 | 电子装置及其制造方法 |
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