JP2020047193A5 - - Google Patents
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- Publication number
- JP2020047193A5 JP2020047193A5 JP2018177359A JP2018177359A JP2020047193A5 JP 2020047193 A5 JP2020047193 A5 JP 2020047193A5 JP 2018177359 A JP2018177359 A JP 2018177359A JP 2018177359 A JP2018177359 A JP 2018177359A JP 2020047193 A5 JP2020047193 A5 JP 2020047193A5
- Authority
- JP
- Japan
- Prior art keywords
- switch
- gate
- terminal
- power supply
- generation circuit
- 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.)
- Granted
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Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018177359A JP6998850B2 (ja) | 2018-09-21 | 2018-09-21 | 定電流回路 |
| TW108129991A TW202013117A (zh) | 2018-09-21 | 2019-08-22 | 定電流電路 |
| KR1020190111283A KR20200034604A (ko) | 2018-09-21 | 2019-09-09 | 정전류 회로 |
| US16/572,225 US10969815B2 (en) | 2018-09-21 | 2019-09-16 | Constant current circuit |
| CN201910891265.8A CN110941305B (zh) | 2018-09-21 | 2019-09-20 | 恒流电路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018177359A JP6998850B2 (ja) | 2018-09-21 | 2018-09-21 | 定電流回路 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020047193A JP2020047193A (ja) | 2020-03-26 |
| JP2020047193A5 true JP2020047193A5 (enExample) | 2021-05-20 |
| JP6998850B2 JP6998850B2 (ja) | 2022-01-18 |
Family
ID=69884497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018177359A Active JP6998850B2 (ja) | 2018-09-21 | 2018-09-21 | 定電流回路 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10969815B2 (enExample) |
| JP (1) | JP6998850B2 (enExample) |
| KR (1) | KR20200034604A (enExample) |
| CN (1) | CN110941305B (enExample) |
| TW (1) | TW202013117A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113473671B (zh) * | 2021-07-28 | 2022-09-23 | 上海晶丰明源半导体股份有限公司 | 用于恒流型驱动电路的控制电路及恒流型驱动电路 |
| CN115268547B (zh) * | 2022-08-09 | 2023-11-07 | 骏盈半导体(上海)有限公司 | 带隙基准电路 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07106869A (ja) * | 1993-09-30 | 1995-04-21 | Nec Corp | 定電流回路 |
| JP4077242B2 (ja) * | 2002-05-17 | 2008-04-16 | 新日本無線株式会社 | 定電圧定電流制御回路 |
| JP4256338B2 (ja) * | 2004-12-28 | 2009-04-22 | 東光株式会社 | 定電流源回路 |
| JP2006352193A (ja) * | 2005-06-13 | 2006-12-28 | Seiko Instruments Inc | 差動増幅器 |
| TWI307002B (en) * | 2005-12-15 | 2009-03-01 | Realtek Semiconductor Corp | Bandgap voltage generating circuit and relevant device using the same |
| US7554313B1 (en) * | 2006-02-09 | 2009-06-30 | National Semiconductor Corporation | Apparatus and method for start-up circuit without a start-up resistor |
| JP5168910B2 (ja) * | 2007-01-18 | 2013-03-27 | 株式会社リコー | 定電流回路及び定電流回路を使用した発光ダイオード駆動装置 |
| JP2008197994A (ja) * | 2007-02-14 | 2008-08-28 | Oki Electric Ind Co Ltd | 起動回路 |
| US8339117B2 (en) * | 2007-07-24 | 2012-12-25 | Freescale Semiconductor, Inc. | Start-up circuit element for a controlled electrical supply |
| TW201025812A (en) * | 2008-12-25 | 2010-07-01 | Advanced Analog Technology Inc | DC-DC converter providing soft-start function |
| JP2011118532A (ja) * | 2009-12-01 | 2011-06-16 | Seiko Instruments Inc | 定電流回路 |
| EP2450768B1 (en) * | 2010-09-20 | 2013-11-13 | Dialog Semiconductor GmbH | Startup circuit for self-supplied voltage regulator |
| JP5762205B2 (ja) * | 2011-08-04 | 2015-08-12 | ラピスセミコンダクタ株式会社 | 半導体集積回路 |
| JP2013097551A (ja) * | 2011-10-31 | 2013-05-20 | Seiko Instruments Inc | 定電流回路及び基準電圧回路 |
| CN105246207B (zh) * | 2015-10-30 | 2018-03-20 | 上海晶丰明源半导体股份有限公司 | 芯片的启动电路、led驱动器、led驱动电路及芯片的启动方法 |
| JP6837899B2 (ja) * | 2017-04-13 | 2021-03-03 | エイブリック株式会社 | 充放電制御回路およびバッテリ装置 |
| CN107294369B (zh) * | 2017-07-12 | 2019-03-29 | 电子科技大学 | 一种应用于升压变换器的恒流启动电路 |
| JP6892357B2 (ja) * | 2017-08-31 | 2021-06-23 | エイブリック株式会社 | スイッチングレギュレータ |
| JP7097749B2 (ja) * | 2018-06-05 | 2022-07-08 | エイブリック株式会社 | レベルシフト回路 |
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2018
- 2018-09-21 JP JP2018177359A patent/JP6998850B2/ja active Active
-
2019
- 2019-08-22 TW TW108129991A patent/TW202013117A/zh unknown
- 2019-09-09 KR KR1020190111283A patent/KR20200034604A/ko not_active Withdrawn
- 2019-09-16 US US16/572,225 patent/US10969815B2/en not_active Expired - Fee Related
- 2019-09-20 CN CN201910891265.8A patent/CN110941305B/zh not_active Expired - Fee Related