JP7107810B2 - 半導体装置の製造方法およびスクリーン - Google Patents
半導体装置の製造方法およびスクリーン Download PDFInfo
- Publication number
- JP7107810B2 JP7107810B2 JP2018197714A JP2018197714A JP7107810B2 JP 7107810 B2 JP7107810 B2 JP 7107810B2 JP 2018197714 A JP2018197714 A JP 2018197714A JP 2018197714 A JP2018197714 A JP 2018197714A JP 7107810 B2 JP7107810 B2 JP 7107810B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- printed circuit
- mounting
- screen
- pads
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3452—Solder masks
-
- 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
- B23K1/00—Soldering, e.g. brazing, or unsoldering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/12—Stencil printing; Silk-screen printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/26—Printing on other surfaces than ordinary paper
- B41M1/34—Printing on other surfaces than ordinary paper on glass or ceramic surfaces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the groups H01L21/18 - H01L21/326 or H10D48/04 - H10D48/07
- H01L21/4814—Conductive parts
- H01L21/4846—Leads on or in insulating or insulated substrates, e.g. metallisation
- H01L21/4853—Connection or disconnection of other leads to or from a metallisation, e.g. pins, wires, bumps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the groups H01L21/18 - H01L21/326 or H10D48/04 - H10D48/07
- H01L21/4814—Conductive parts
- H01L21/4846—Leads on or in insulating or insulated substrates, e.g. metallisation
- H01L21/4857—Multilayer substrates
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/327—Means for protecting converters other than automatic disconnection against abnormal temperatures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of DC power input into DC power output
- H02M3/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of DC power input into DC power output
- H02M3/02—Conversion of DC power input into DC power output without intermediate conversion into AC
- H02M3/04—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters
- H02M3/10—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
- H02M3/1584—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel
- H02M3/1586—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel switched with a phase shift, i.e. interleaved
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
- H05K1/112—Pads for surface mounting, e.g. lay-out directly combined with via connections
- H05K1/113—Via provided in pad; Pad over filled via
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/04—Mounting of components, e.g. of leadless components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
- H05K3/3415—Surface mounted components on both sides of the substrate or combined with lead-in-hole components
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the groups H01L21/18 - H01L21/326 or H10D48/04 - H10D48/07
- H01L21/4814—Conductive parts
- H01L21/4846—Leads on or in insulating or insulated substrates, e.g. metallisation
- H01L21/486—Via connections through the substrate with or without pins
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/538—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames the interconnection structure between a plurality of semiconductor chips being formed on, or in, insulating substrates
- H01L23/5384—Conductive vias through the substrate with or without pins, e.g. buried coaxial conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L24/81—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a bump connector
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/04—Soldering or other types of metallurgic bonding
- H05K2203/0455—PTH for surface mount device [SMD], e.g. wherein solder flows through the PTH during mounting
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/15—Position of the PCB during processing
- H05K2203/1572—Processing both sides of a PCB by the same process; Providing a similar arrangement of components on both sides; Making interlayer connections from two sides
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/12—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
- H05K3/1216—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns by screen printing or stencil printing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Mechanical Engineering (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Dc-Dc Converters (AREA)
- Printing Methods (AREA)
- Supply And Installment Of Electrical Components (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018197714A JP7107810B2 (ja) | 2018-10-19 | 2018-10-19 | 半導体装置の製造方法およびスクリーン |
| PCT/JP2019/041097 WO2020080525A1 (ja) | 2018-10-19 | 2019-10-18 | 半導体装置の製造方法およびスクリーン |
| CN201980067236.8A CN112889355A (zh) | 2018-10-19 | 2019-10-18 | 半导体装置制造方法和丝网 |
| US17/284,820 US11647593B2 (en) | 2018-10-19 | 2019-10-18 | Semiconductor device manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018197714A JP7107810B2 (ja) | 2018-10-19 | 2018-10-19 | 半導体装置の製造方法およびスクリーン |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020065029A JP2020065029A (ja) | 2020-04-23 |
| JP2020065029A5 JP2020065029A5 (enExample) | 2021-11-04 |
| JP7107810B2 true JP7107810B2 (ja) | 2022-07-27 |
Family
ID=70283953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018197714A Active JP7107810B2 (ja) | 2018-10-19 | 2018-10-19 | 半導体装置の製造方法およびスクリーン |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US11647593B2 (enExample) |
| JP (1) | JP7107810B2 (enExample) |
| CN (1) | CN112889355A (enExample) |
| WO (1) | WO2020080525A1 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7250474B2 (ja) * | 2018-10-19 | 2023-04-03 | 株式会社ソニー・インタラクティブエンタテインメント | 電源装置 |
| JP6835788B2 (ja) | 2018-10-19 | 2021-02-24 | 株式会社ソニー・インタラクティブエンタテインメント | 電源装置 |
| EP4117408B1 (en) * | 2020-03-06 | 2025-09-24 | Fuji Corporation | Image data generation device and component mounting system |
| JP7624915B2 (ja) * | 2021-12-07 | 2025-01-31 | 株式会社Tmeic | 電気機器ユニット |
| EP4449828A4 (en) * | 2021-12-17 | 2025-04-09 | Exro Technologies Inc. | ARTICLE FOR POWER INVERTER AND POWER INVERTER |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4739919A (en) | 1987-06-15 | 1988-04-26 | Northern Telecom Limited | Masking of circuit boards for wave soldering |
| US5373984A (en) | 1993-09-27 | 1994-12-20 | Sundstrand Corporation | Reflow process for mixed technology on a printed wiring board |
| CN1505456A (zh) | 2002-12-05 | 2004-06-16 | 华为技术有限公司 | 一种印制电路板及其加工方法 |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4761881A (en) * | 1986-09-15 | 1988-08-09 | International Business Machines Corporation | Single step solder process |
| JP2502663B2 (ja) * | 1988-03-17 | 1996-05-29 | 松下電器産業株式会社 | プリント配線板の製造方法 |
| JPH05275843A (ja) * | 1992-03-26 | 1993-10-22 | Kofu Nippon Denki Kk | クリームはんだ印刷方法およびクリームはんだ印刷用メタルマスク |
| JPH06206303A (ja) * | 1993-01-11 | 1994-07-26 | Sony Corp | クリーム半田の塗布装置 |
| JPH06334323A (ja) * | 1993-05-25 | 1994-12-02 | Sony Corp | はんだプリコート方法 |
| JPH0794619A (ja) | 1993-09-20 | 1995-04-07 | Hitachi Ltd | 混成集積回路装置 |
| JPH09307223A (ja) * | 1996-05-20 | 1997-11-28 | Matsushita Electric Ind Co Ltd | リフローはんだ付け方法 |
| JP2000309151A (ja) * | 1999-04-27 | 2000-11-07 | Denso Corp | ペースト状物質の印刷方法 |
| JP2001068833A (ja) * | 1999-08-27 | 2001-03-16 | Minami Kk | 部品実装済基板への接着剤の塗布方法 |
| JP5142119B2 (ja) | 2006-09-20 | 2013-02-13 | 住友電装株式会社 | 放熱構造を備えたプリント基板の製造方法および該方法で製造されたプリント基板の放熱構造 |
| US8264073B2 (en) | 2007-03-07 | 2012-09-11 | International Rectifier Corporation | Multi-phase voltage regulation module |
| TW200906254A (en) * | 2007-07-18 | 2009-02-01 | Universal Scient Ind Co Ltd | Method for a unitary plate coated with different solder-pastes and its mold-plate set |
| JP5328147B2 (ja) | 2007-12-26 | 2013-10-30 | 株式会社ケーヒン | パワードライブユニット |
| JP2010124570A (ja) | 2008-11-18 | 2010-06-03 | Toshiba Carrier Corp | 電力変換装置 |
| JP5420433B2 (ja) | 2010-01-14 | 2014-02-19 | ルネサスエレクトロニクス株式会社 | 半導体装置および電源装置 |
| JP5974603B2 (ja) | 2012-04-17 | 2016-08-23 | 株式会社村田製作所 | インダクタアレイチップ及びdc−dcコンバータ |
| JP6162510B2 (ja) | 2013-07-03 | 2017-07-12 | 株式会社ソニー・インタラクティブエンタテインメント | 降圧dc/dcコンバータ、そのコントローラおよび制御方法、ならびにそれを用いた電子機器 |
| JP6261071B2 (ja) | 2013-10-15 | 2018-01-17 | オムロンオートモーティブエレクトロニクス株式会社 | コイル一体型プリント基板、磁気デバイス |
| JP2016067164A (ja) | 2014-09-25 | 2016-04-28 | 株式会社ノーリツ | パワーコンディショナ |
| DE102015200716A1 (de) | 2015-01-19 | 2016-07-21 | Efficient Energy Gmbh | Schaltnetzteil |
| JP6640544B2 (ja) | 2015-12-14 | 2020-02-05 | 株式会社小糸製作所 | 発光モジュール、灯具および発光素子用回路基板 |
| US10671009B2 (en) | 2017-02-13 | 2020-06-02 | Canon Kabushiki Kaisha | Printed circuit board mounting piezoelectric transformer |
| US10361631B2 (en) | 2017-10-05 | 2019-07-23 | Monolithic Power Systems, Inc. | Symmetrical power stages for high power integrated circuits |
| CN207573821U (zh) | 2017-12-14 | 2018-07-03 | 苏州众能医疗科技有限公司 | 一种双面水冷板散热装置 |
| US10505456B1 (en) | 2018-09-07 | 2019-12-10 | International Business Machines Corporation | Fully integrated multi-phase buck converter with coupled air core inductors |
-
2018
- 2018-10-19 JP JP2018197714A patent/JP7107810B2/ja active Active
-
2019
- 2019-10-18 CN CN201980067236.8A patent/CN112889355A/zh active Pending
- 2019-10-18 US US17/284,820 patent/US11647593B2/en active Active
- 2019-10-18 WO PCT/JP2019/041097 patent/WO2020080525A1/ja not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4739919A (en) | 1987-06-15 | 1988-04-26 | Northern Telecom Limited | Masking of circuit boards for wave soldering |
| US5373984A (en) | 1993-09-27 | 1994-12-20 | Sundstrand Corporation | Reflow process for mixed technology on a printed wiring board |
| CN1505456A (zh) | 2002-12-05 | 2004-06-16 | 华为技术有限公司 | 一种印制电路板及其加工方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020080525A1 (ja) | 2020-04-23 |
| US20210345496A1 (en) | 2021-11-04 |
| CN112889355A (zh) | 2021-06-01 |
| JP2020065029A (ja) | 2020-04-23 |
| US11647593B2 (en) | 2023-05-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7107810B2 (ja) | 半導体装置の製造方法およびスクリーン | |
| JP6835788B2 (ja) | 電源装置 | |
| US20230230749A1 (en) | Power system | |
| JP4953034B2 (ja) | 電圧変換器 | |
| KR101301476B1 (ko) | 집적 인덕터를 포함하는 장치, 시스템 및 파워 컨버터 | |
| US6940724B2 (en) | DC-DC converter implemented in a land grid array package | |
| KR20080087161A (ko) | 오픈 프레임 패키지를 가지는 하이 파워 모듈 | |
| US12348141B2 (en) | Voltage regulator module | |
| JP7087044B2 (ja) | チップ電力供給システム、チップ、pcb、およびコンピュータデバイス | |
| US7721232B2 (en) | Designated MOSFET and driver design to achieve lowest parasitics in discrete circuits | |
| WO2022091479A1 (ja) | 電源回路モジュール | |
| JP7250866B2 (ja) | 電源装置 | |
| JP2011138812A (ja) | 電源モジュール | |
| US20220336138A1 (en) | Magnetic device and power conversion module | |
| CN223039884U (zh) | 电路板及光伏逆变器 | |
| CN116466782A (zh) | 电压调节模块 | |
| JP2024180042A (ja) | 電力変換装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210924 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210924 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220705 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220714 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 7107810 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |