CN117616693A - 电平移位器、半导体装置、开关电源和发光装置 - Google Patents

电平移位器、半导体装置、开关电源和发光装置 Download PDF

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Publication number
CN117616693A
CN117616693A CN202280048837.6A CN202280048837A CN117616693A CN 117616693 A CN117616693 A CN 117616693A CN 202280048837 A CN202280048837 A CN 202280048837A CN 117616693 A CN117616693 A CN 117616693A
Authority
CN
China
Prior art keywords
output
current
terminal
signal
voltage
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.)
Pending
Application number
CN202280048837.6A
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English (en)
Chinese (zh)
Inventor
青木启
高木凉
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.)
Rohm Co Ltd
Original Assignee
Rohm Co Ltd
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 Rohm Co Ltd filed Critical Rohm Co Ltd
Publication of CN117616693A publication Critical patent/CN117616693A/zh
Pending legal-status Critical Current

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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
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/38—Switched mode power supply [SMPS] using boost topology
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/0175—Coupling arrangements; Interface arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • 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]
    • H05B45/10—Controlling the intensity of the light
    • H05B45/14—Controlling the intensity of the light using electrical feedback from LEDs or from LED modules
    • 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
    • H05B45/345—Current stabilisation; Maintaining constant current
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Dc-Dc Converters (AREA)
CN202280048837.6A 2021-08-06 2022-07-21 电平移位器、半导体装置、开关电源和发光装置 Pending CN117616693A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-129528 2021-08-06
JP2021129528 2021-08-06
PCT/JP2022/028308 WO2023013427A1 (ja) 2021-08-06 2022-07-21 レベルシフタ、半導体装置、スイッチング電源、発光装置

Publications (1)

Publication Number Publication Date
CN117616693A true CN117616693A (zh) 2024-02-27

Family

ID=85155566

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280048837.6A Pending CN117616693A (zh) 2021-08-06 2022-07-21 电平移位器、半导体装置、开关电源和发光装置

Country Status (4)

Country Link
US (1) US12464613B2 (https=)
JP (1) JPWO2023013427A1 (https=)
CN (1) CN117616693A (https=)
WO (1) WO2023013427A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114467818B (zh) 2022-01-13 2023-02-14 华南理工大学 一种综合利用海上新能源的网箱养殖平台
JPWO2023188973A1 (https=) * 2022-03-31 2023-10-05
CN120601881B (zh) * 2025-08-07 2025-10-24 深圳市微源半导体股份有限公司 电平转换电路、开关电源芯片及电子设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4147940A (en) * 1977-01-24 1979-04-03 Westinghouse Electric Corp. MOS Interface circuit
JP3737058B2 (ja) * 2002-03-12 2006-01-18 沖電気工業株式会社 アナログ加減算回路、主増幅器、レベル識別回路、光受信回路、光送信回路、自動利得制御増幅回路、自動周波数特性補償増幅回路、及び発光制御回路
EP1715569B1 (en) * 2004-02-13 2019-06-19 Rohm Co., Ltd. Switching power supply apparatus and mobile device
US7960997B2 (en) * 2007-08-08 2011-06-14 Advanced Analogic Technologies, Inc. Cascode current sensor for discrete power semiconductor devices
JP5643749B2 (ja) * 2009-04-01 2014-12-17 ローム株式会社 液晶駆動装置
JP5751483B2 (ja) * 2010-06-28 2015-07-22 東芝ライテック株式会社 スイッチング電源用装置、スイッチング電源回路および電気機器
US9660535B2 (en) * 2011-11-11 2017-05-23 Microchip Technology Incorporated Method and system to dynamically position a switch mode power supply output voltage
JP5905281B2 (ja) * 2012-02-03 2016-04-20 ローム株式会社 負極性レベルシフタ回路、負荷駆動装置、液晶表示装置、テレビ
CN207398896U (zh) * 2017-10-17 2018-05-22 田聪 一种带故障检测的充电设备
CN111670609B (zh) * 2018-01-29 2022-11-04 罗姆股份有限公司 发光元件驱动控制装置、发光元件驱动电路装置
JP6952619B2 (ja) * 2018-02-21 2021-10-20 ルネサスエレクトロニクス株式会社 半導体装置

Also Published As

Publication number Publication date
WO2023013427A1 (ja) 2023-02-09
US20240237168A9 (en) 2024-07-11
JPWO2023013427A1 (https=) 2023-02-09
US20240138039A1 (en) 2024-04-25
US12464613B2 (en) 2025-11-04

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