JP7724981B2 - 発光素子駆動回路及びレーザー加工機 - Google Patents

発光素子駆動回路及びレーザー加工機

Info

Publication number
JP7724981B2
JP7724981B2 JP2024550060A JP2024550060A JP7724981B2 JP 7724981 B2 JP7724981 B2 JP 7724981B2 JP 2024550060 A JP2024550060 A JP 2024550060A JP 2024550060 A JP2024550060 A JP 2024550060A JP 7724981 B2 JP7724981 B2 JP 7724981B2
Authority
JP
Japan
Prior art keywords
voltage
emitting element
light
drive circuit
power supply
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
Application number
JP2024550060A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024070709A5 (ja
JPWO2024070709A1 (https=
Inventor
健吾 西村
周治 若生
浩二 中島
隆 熊谷
義一 角田
猛 森本
勇一 五十嵐
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of JPWO2024070709A1 publication Critical patent/JPWO2024070709A1/ja
Publication of JPWO2024070709A5 publication Critical patent/JPWO2024070709A5/ja
Application granted granted Critical
Publication of JP7724981B2 publication Critical patent/JP7724981B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/395—Linear regulators
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/34—Voltage stabilisation; Maintaining constant voltage
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/38—Switched mode power supply [SMPS] using boost topology

Landscapes

  • Semiconductor Lasers (AREA)
JP2024550060A 2022-09-28 2023-09-13 発光素子駆動回路及びレーザー加工機 Active JP7724981B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022155285 2022-09-28
JP2022155285 2022-09-28
PCT/JP2023/033414 WO2024070709A1 (ja) 2022-09-28 2023-09-13 発光素子駆動回路

Publications (3)

Publication Number Publication Date
JPWO2024070709A1 JPWO2024070709A1 (https=) 2024-04-04
JPWO2024070709A5 JPWO2024070709A5 (ja) 2024-12-17
JP7724981B2 true JP7724981B2 (ja) 2025-08-18

Family

ID=90477431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024550060A Active JP7724981B2 (ja) 2022-09-28 2023-09-13 発光素子駆動回路及びレーザー加工機

Country Status (3)

Country Link
US (1) US20260075690A1 (https=)
JP (1) JP7724981B2 (https=)
WO (1) WO2024070709A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7696533B1 (ja) * 2025-01-16 2025-06-20 三菱電機株式会社 発光素子駆動回路およびレーザ発振器

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000307186A (ja) 1999-04-22 2000-11-02 Ricoh Co Ltd 画像形成装置
JP2002335038A (ja) 2001-03-05 2002-11-22 Fuji Xerox Co Ltd 発光素子駆動装置および発光素子駆動システム
JP2003188465A (ja) 2001-10-11 2003-07-04 Hamamatsu Photonics Kk 発光素子駆動回路
JP2011513988A (ja) 2008-03-03 2011-04-28 イーストマン コダック カンパニー レーザダイオード・ドライバ
JP2022161687A (ja) 2021-04-09 2022-10-21 三菱電機株式会社 発光素子駆動回路

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0416470Y2 (https=) * 1984-12-27 1992-04-13

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000307186A (ja) 1999-04-22 2000-11-02 Ricoh Co Ltd 画像形成装置
JP2002335038A (ja) 2001-03-05 2002-11-22 Fuji Xerox Co Ltd 発光素子駆動装置および発光素子駆動システム
JP2003188465A (ja) 2001-10-11 2003-07-04 Hamamatsu Photonics Kk 発光素子駆動回路
JP2011513988A (ja) 2008-03-03 2011-04-28 イーストマン コダック カンパニー レーザダイオード・ドライバ
JP2022161687A (ja) 2021-04-09 2022-10-21 三菱電機株式会社 発光素子駆動回路

Also Published As

Publication number Publication date
JPWO2024070709A1 (https=) 2024-04-04
US20260075690A1 (en) 2026-03-12
WO2024070709A1 (ja) 2024-04-04

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