JP2017521995A5 - - Google Patents
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- Publication number
- JP2017521995A5 JP2017521995A5 JP2017514258A JP2017514258A JP2017521995A5 JP 2017521995 A5 JP2017521995 A5 JP 2017521995A5 JP 2017514258 A JP2017514258 A JP 2017514258A JP 2017514258 A JP2017514258 A JP 2017514258A JP 2017521995 A5 JP2017521995 A5 JP 2017521995A5
- Authority
- JP
- Japan
- Prior art keywords
- signal
- switch
- switching regulator
- reference signal
- output
- 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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- 238000000034 method Methods 0.000 claims 8
- 230000001276 controlling effect Effects 0.000 claims 6
- 230000000630 rising effect Effects 0.000 claims 4
- 230000003111 delayed effect Effects 0.000 claims 3
- 230000001105 regulatory effect Effects 0.000 claims 3
- 239000003990 capacitor Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462002417P | 2014-05-23 | 2014-05-23 | |
| US62/002,417 | 2014-05-23 | ||
| US14/620,656 US9774257B2 (en) | 2014-05-23 | 2015-02-12 | Control circuit for a switching regulator driving an LED load with controlled PWM dimming |
| US14/620,656 | 2015-02-12 | ||
| PCT/US2015/020057 WO2015179006A1 (en) | 2014-05-23 | 2015-03-12 | Switching regulator control circuit |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017521995A JP2017521995A (ja) | 2017-08-03 |
| JP2017521995A5 true JP2017521995A5 (enExample) | 2017-11-30 |
| JP6510637B2 JP6510637B2 (ja) | 2019-05-08 |
Family
ID=52727461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017514258A Active JP6510637B2 (ja) | 2014-05-23 | 2015-03-12 | スイッチングレギュレータ制御回路 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9774257B2 (enExample) |
| EP (1) | EP3138366B1 (enExample) |
| JP (1) | JP6510637B2 (enExample) |
| KR (1) | KR102215586B1 (enExample) |
| WO (1) | WO2015179006A1 (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6571918B2 (ja) | 2014-10-02 | 2019-09-04 | ローム株式会社 | 発光素子駆動回路、発光装置、車両 |
| US10263515B2 (en) * | 2016-04-14 | 2019-04-16 | Licon Technology Corporation | Quasi-analog digital pulse-width modulation control |
| KR102490322B1 (ko) * | 2016-09-23 | 2023-01-19 | 포세온 테크날러지 인코퍼레이티드 | 사전-충전 조명 제어 회로 |
| US10033270B2 (en) * | 2016-10-26 | 2018-07-24 | International Business Machines Corporation | Dynamic voltage regulation |
| CN109842281B (zh) * | 2017-11-24 | 2020-12-01 | 南京德朔实业有限公司 | 电动工具 |
| US10367500B2 (en) | 2017-12-08 | 2019-07-30 | Allegro Microsystems, Llc | Switching voltage regulator with variable minimum off-time |
| JP2019129109A (ja) * | 2018-01-26 | 2019-08-01 | セイコーエプソン株式会社 | 光源装置、投写型表示装置、及び、半導体装置 |
| CN112425053A (zh) * | 2018-07-18 | 2021-02-26 | 宜普电源转换公司 | 具有集成的总线升压电路的电流脉冲发生器 |
| CN109309993B (zh) * | 2018-11-16 | 2024-02-27 | 苏州中储普华电力科技有限公司 | 用于智能照明的回路调光电路 |
| CN109379822A (zh) * | 2018-12-05 | 2019-02-22 | 大峡谷照明系统（苏州）股份有限公司 | 双回路灯光控制系统及其在高层异形建筑室外照明的应用 |
| KR102121194B1 (ko) * | 2019-08-21 | 2020-06-26 | 주식회사 다원디엔에스 | 과열이 방지되는 IoT 조명 스위치 모듈 |
| CN111063313A (zh) * | 2019-12-04 | 2020-04-24 | Tcl华星光电技术有限公司 | 控制电路及其应用的显示面板 |
| US11432385B2 (en) * | 2020-08-07 | 2022-08-30 | Analog Devices, Inc. | Single comparator exponential-scale PWM dimming |
| US11218161B1 (en) | 2020-11-16 | 2022-01-04 | Allegro Microsystems, Llc | Tracking analog-to-digital converter with adaptive slew rate boosting |
| US11272591B1 (en) | 2020-12-02 | 2022-03-08 | Allegro Microsystems, Llc | Constant power light emitting diode (LED) driver |
| FR3117622B1 (fr) * | 2020-12-11 | 2024-05-03 | St Microelectronics Grenoble 2 | Courant d'appel d'au moins un régulateur de tension à faible chute |
| US11711012B2 (en) | 2021-05-28 | 2023-07-25 | Allegro Microsystems, Llc | Synchronous converter for use with reverse current protection diode |
| US11703898B2 (en) | 2021-07-09 | 2023-07-18 | Allegro Microsystems, Llc | Low dropout (LDO) voltage regulator |
| CN114584118B (zh) * | 2022-03-03 | 2025-09-23 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | 一种全海深耐压电子开关 |
| US12456971B2 (en) | 2023-11-30 | 2025-10-28 | Allegro Microsystems, Llc | Method and apparatus for limiting minority carrier injection |
Family Cites Families (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5264782A (en) * | 1992-08-10 | 1993-11-23 | International Business Machines Corporation | Dropout recovery circuit |
| TW200504662A (en) | 2003-07-17 | 2005-02-01 | Analog Integrations Corp | Method of using current mirror to drive LED |
| TW200737066A (en) * | 2006-03-22 | 2007-10-01 | Beyond Innovation Tech Co Ltd | Driving circuit with protection module for back light module |
| US7868603B2 (en) | 2006-10-04 | 2011-01-11 | Microsemi Corporation | Method and apparatus to compensate for supply voltage variations in a PWM-based voltage regulator |
| US7675245B2 (en) | 2007-01-04 | 2010-03-09 | Allegro Microsystems, Inc. | Electronic circuit for driving a diode load |
| KR101370650B1 (ko) * | 2007-04-25 | 2014-03-10 | 페어차일드코리아반도체 주식회사 | 스위치 제어 장치, 스위치 제어 방법 및 이를 이용하는컨버터 및 그 구동방법 |
| JP5525451B2 (ja) | 2007-11-16 | 2014-06-18 | アレグロ・マイクロシステムズ・エルエルシー | 複数の直列接続された発光ダイオード列を駆動するための電子回路 |
| US7999487B2 (en) | 2008-06-10 | 2011-08-16 | Allegro Microsystems, Inc. | Electronic circuit for driving a diode load with a predetermined average current |
| US8390262B2 (en) | 2008-11-17 | 2013-03-05 | Lepower Semiconductor Inc. | Methods and circuits for LED drivers and for PWM dimming controls |
| JP5091101B2 (ja) * | 2008-12-19 | 2012-12-05 | 株式会社リコー | ソフトスタート回路及びそのソフトスタート回路を備えた電源回路 |
| US8455794B2 (en) * | 2009-06-03 | 2013-06-04 | Illinois Tool Works Inc. | Welding power supply with digital control of duty cycle |
| TWI404454B (zh) | 2009-10-14 | 2013-08-01 | Analog Integrations Corp | 具大操作電壓範圍之發光二極體驅動電路 |
| JP5470150B2 (ja) * | 2010-04-23 | 2014-04-16 | ローム株式会社 | スイッチング電源の制御回路、制御方法およびそれらを用いた発光装置および電子機器 |
| JP5601020B2 (ja) * | 2010-05-19 | 2014-10-08 | ソニー株式会社 | 発光素子駆動装置および表示装置 |
| TWI441008B (zh) | 2010-09-15 | 2014-06-11 | Analog Integrations Corp | 穩定被動元件之功耗的方法 |
| US8901835B2 (en) | 2010-09-15 | 2014-12-02 | Analog Integrations Corporation | LED lighting systems, LED controllers and LED control methods for a string of LEDS |
| TWI434617B (zh) | 2011-01-28 | 2014-04-11 | Analog Integrations Corp | 可提高電能轉換效率的驅動電路與其驅動方法 |
| TWI430699B (zh) | 2011-01-28 | 2014-03-11 | Analog Integrations Corp | 可提高電能轉換效率的驅動電路及其驅動方法 |
| US8482225B2 (en) * | 2011-04-28 | 2013-07-09 | Allegro Microsystems, Llc | Electronic circuits and methods for driving a diode load |
| JP5714976B2 (ja) | 2011-05-12 | 2015-05-07 | 株式会社小糸製作所 | 半導体光源点灯回路 |
| US9265104B2 (en) | 2011-07-06 | 2016-02-16 | Allegro Microsystems, Llc | Electronic circuits and techniques for maintaining a consistent power delivered to a load |
| US9155156B2 (en) | 2011-07-06 | 2015-10-06 | Allegro Microsystems, Llc | Electronic circuits and techniques for improving a short duty cycle behavior of a DC-DC converter driving a load |
| JP5947034B2 (ja) * | 2011-12-20 | 2016-07-06 | ローム株式会社 | Ｄｃ／ｄｃコンバータおよび電流ドライバの制御回路ならびにそれらを用いた発光装置および電子機器 |
| US8610371B2 (en) | 2011-12-22 | 2013-12-17 | Allegro Microsystems, Llc | Circuitry to drive parallel loads sequentially |
| US20140084884A1 (en) * | 2012-07-06 | 2014-03-27 | Jong J. Lee | Lc switching regulators |
| US10368410B2 (en) | 2012-10-19 | 2019-07-30 | Linear Technology Corporation | PWM control for LEDs with reduced flicker when using spread spectrum switching frequencies |
| US8742682B1 (en) | 2012-11-28 | 2014-06-03 | Analog Integrations Corporation | AC driven lighting systems capable of avoiding dark zone |
| US8779805B1 (en) | 2012-12-26 | 2014-07-15 | Allegro Microsystems, Llc | Output driver having improved switching delay and associated methods |
| US9285812B2 (en) * | 2013-02-01 | 2016-03-15 | Allegro Microsystems, Llc | Soft start circuits and techniques |
| US9287772B2 (en) * | 2013-03-06 | 2016-03-15 | Vidatronic, Inc. | Voltage regulators with improved startup, shutdown, and transient behavior |
| US8937433B1 (en) | 2013-09-10 | 2015-01-20 | Analog Integrations Corporation | LED lighting systems, LED controllers and LED control methods for a string of LEDs |
-
2015
- 2015-02-12 US US14/620,656 patent/US9774257B2/en active Active
- 2015-03-12 WO PCT/US2015/020057 patent/WO2015179006A1/en not_active Ceased
- 2015-03-12 KR KR1020167033556A patent/KR102215586B1/ko active Active
- 2015-03-12 JP JP2017514258A patent/JP6510637B2/ja active Active
- 2015-03-12 EP EP15712009.8A patent/EP3138366B1/en active Active
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