CN1499689A - 电池过压过流保护电路和可调适配器限流电路 - Google Patents
电池过压过流保护电路和可调适配器限流电路 Download PDFInfo
- Publication number
- CN1499689A CN1499689A CNA031594654A CN03159465A CN1499689A CN 1499689 A CN1499689 A CN 1499689A CN A031594654 A CNA031594654 A CN A031594654A CN 03159465 A CN03159465 A CN 03159465A CN 1499689 A CN1499689 A CN 1499689A
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- Prior art keywords
- circuit
- battery charger
- current
- voltage
- charge path
- 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.)
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- 230000001681 protective effect Effects 0.000 title claims description 35
- 239000003990 capacitor Substances 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims 3
- 230000008676 import Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/279,345 | 2002-10-24 | ||
US10/279,345 US6989981B2 (en) | 2002-10-24 | 2002-10-24 | Battery over voltage and over protection circuit and adjustable adapter current limit circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1499689A true CN1499689A (zh) | 2004-05-26 |
CN1320717C CN1320717C (zh) | 2007-06-06 |
Family
ID=32106683
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU032080670U Expired - Lifetime CN2702505Y (zh) | 2002-10-24 | 2003-09-25 | 电池充电器电路 |
CNB031594654A Expired - Fee Related CN1320717C (zh) | 2002-10-24 | 2003-09-25 | 电池过压过流保护电路和可调适配器限流电路 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU032080670U Expired - Lifetime CN2702505Y (zh) | 2002-10-24 | 2003-09-25 | 电池充电器电路 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6989981B2 (zh) |
CN (2) | CN2702505Y (zh) |
TW (1) | TWI240474B (zh) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100414810C (zh) * | 2006-09-29 | 2008-08-27 | 天津市正方工业有限公司 | 电压识别短路保护恒流稳压电路 |
CN101002372B (zh) * | 2004-08-23 | 2013-03-20 | 半导体元件工业有限责任公司 | 电池保护方法 |
CN103208784A (zh) * | 2012-01-17 | 2013-07-17 | 东莞赛微微电子股份有限公司 | 电池保护电路及其方法 |
CN102164771B (zh) * | 2008-09-26 | 2014-04-16 | 丰田自动车株式会社 | 电动车辆以及电动车辆的充电控制方法 |
CN103762691A (zh) * | 2014-01-28 | 2014-04-30 | 广东欧珀移动通信有限公司 | 电池充电装置及电池充电保护控制方法 |
CN106329594A (zh) * | 2015-06-30 | 2017-01-11 | 深圳市科陆新能源技术有限公司 | 储能***电池充电限流的装置及方法 |
CN108321915A (zh) * | 2017-01-16 | 2018-07-24 | 宏碁股份有限公司 | 电子装置及电子装置的操作方法 |
US10211656B2 (en) | 2014-01-28 | 2019-02-19 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power adapter, terminal, and method for processing exception of charging loop |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7203048B2 (en) * | 2002-10-24 | 2007-04-10 | 02Micro International Limited | DC to DC controller with inrush current protection |
US6989981B2 (en) * | 2002-10-24 | 2006-01-24 | 02Micro International Limited | Battery over voltage and over protection circuit and adjustable adapter current limit circuit |
US7327544B2 (en) * | 2003-12-18 | 2008-02-05 | Stmicroelectronics, Inc. | Battery protection device |
US7344500B2 (en) * | 2004-07-27 | 2008-03-18 | Medtronic Minimed, Inc. | Sensing system with auxiliary display |
US7957116B2 (en) | 2006-10-13 | 2011-06-07 | Advanced Analogic Technologies, Inc. | System and method for detection of multiple current limits |
US7672107B2 (en) * | 2006-10-13 | 2010-03-02 | Advanced Analogic Technologies, Inc. | Current limit control with current limit detector |
US7532448B2 (en) | 2006-10-13 | 2009-05-12 | Advanced Analogic Technologies, Inc. | Current limit detector |
US7764050B2 (en) * | 2007-01-02 | 2010-07-27 | Intersil Americas Inc. | System and method of charging a battery and power delivery using an adapter and capacitor voltage divider |
DE102007058877B4 (de) * | 2007-12-05 | 2014-11-27 | Sartorius Lab Instruments Gmbh & Co. Kg | Strombegrenzungsschaltung |
US8350532B2 (en) | 2007-12-20 | 2013-01-08 | O2Micro Inc. | Power management systems |
US8450977B2 (en) | 2007-12-20 | 2013-05-28 | O2Micro, Inc. | Power management systems with charge pumps |
TWI408331B (zh) * | 2009-12-17 | 2013-09-11 | Ind Tech Res Inst | 雙面光學膜片量測裝置與方法 |
CN103645359A (zh) * | 2013-12-25 | 2014-03-19 | 上海神开石油化工装备股份有限公司 | 一种数显表过载保护装置 |
CN104319739A (zh) * | 2014-09-30 | 2015-01-28 | 洛阳隆盛科技有限责任公司 | 一种带反接保护的直流浪涌电压箝位电路 |
KR20180090145A (ko) * | 2017-02-02 | 2018-08-10 | 삼성에스디아이 주식회사 | 배터리 팩, 배터리 관리 시스템 및 그 방법 |
TWI631791B (zh) * | 2017-03-22 | 2018-08-01 | 茂達電子股份有限公司 | 切換式充電電路 |
US11114705B2 (en) * | 2018-11-21 | 2021-09-07 | Honeywell International Inc. | Current measurement and voltage control approach |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5187425A (en) | 1990-11-09 | 1993-02-16 | Ast Research, Inc. | Rechargeable battery controller |
CA2038160C (en) | 1991-03-13 | 1996-10-22 | Jiri K. Nor | Charging circuits for rechargeable batteries and cells |
JP2601974B2 (ja) | 1992-09-16 | 1997-04-23 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 電子機器用電源装置及び電子機器システム |
JP3473032B2 (ja) * | 1992-10-23 | 2003-12-02 | ソニー株式会社 | 充電器の保護回路 |
US5610503A (en) | 1995-05-10 | 1997-03-11 | Celestica, Inc. | Low voltage DC-to-DC power converter integrated circuit and related methods |
US5698964A (en) | 1995-10-20 | 1997-12-16 | Dell Usa, L.P. | Adaptive power battery charging apparatus |
US5694025A (en) | 1996-04-23 | 1997-12-02 | Motorola, Inc. | Battery charger with control circuit |
US5726554A (en) | 1996-05-24 | 1998-03-10 | Compaq Computer Corporation | Charging a battery having a nominal critical terminal voltage |
JP3324930B2 (ja) | 1996-05-31 | 2002-09-17 | 富士通株式会社 | 電源装置 |
KR0173961B1 (ko) | 1996-06-24 | 1999-05-01 | 김광호 | 모드변환형 배터리 충전장치 |
JPH1051962A (ja) * | 1996-08-02 | 1998-02-20 | Sony Corp | 過充電保護回路及び方法並びに電池パック |
AU7211196A (en) * | 1996-10-10 | 1998-05-05 | Chartec Laboratories A/S | A digitally controlled switch mode power supply for charging rechargeable batteries |
JPH11149946A (ja) | 1997-11-14 | 1999-06-02 | Nec Saitama Ltd | Li−ion二次電池パック、同パック用充電器、同パック用充電方法、同パック用充電システム |
US6184660B1 (en) | 1998-03-26 | 2001-02-06 | Micro International, Ltd. | High-side current-sensing smart battery charger |
US5982148A (en) | 1998-06-22 | 1999-11-09 | National Semiconductor Corporation | Method and apparatus for monitoring the self discharge of a secondary battery upon completion of a charge cycle |
US6137267A (en) * | 1999-01-22 | 2000-10-24 | Dell Computer Corporation | Reverse current protection/current overshoot control for two quadrant battery chargers |
US6326771B1 (en) | 1999-03-08 | 2001-12-04 | 02 Micro International Limited | Buffer battery power supply system |
US6246215B1 (en) | 1999-03-08 | 2001-06-12 | O2 Micro International Limited | Buffer battery power supply system |
US6118254A (en) | 1999-07-30 | 2000-09-12 | Compaq Computer Corporation | Battery charge control architecture for constant voltage maximum power operation |
US6329796B1 (en) | 2000-07-25 | 2001-12-11 | O2 Micro International Limited | Power management circuit for battery systems |
US6989981B2 (en) * | 2002-10-24 | 2006-01-24 | 02Micro International Limited | Battery over voltage and over protection circuit and adjustable adapter current limit circuit |
-
2002
- 2002-10-24 US US10/279,345 patent/US6989981B2/en not_active Expired - Lifetime
-
2003
- 2003-09-05 TW TW092124589A patent/TWI240474B/zh not_active IP Right Cessation
- 2003-09-25 CN CNU032080670U patent/CN2702505Y/zh not_active Expired - Lifetime
- 2003-09-25 CN CNB031594654A patent/CN1320717C/zh not_active Expired - Fee Related
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101002372B (zh) * | 2004-08-23 | 2013-03-20 | 半导体元件工业有限责任公司 | 电池保护方法 |
CN100414810C (zh) * | 2006-09-29 | 2008-08-27 | 天津市正方工业有限公司 | 电压识别短路保护恒流稳压电路 |
CN102164771B (zh) * | 2008-09-26 | 2014-04-16 | 丰田自动车株式会社 | 电动车辆以及电动车辆的充电控制方法 |
CN103208784B (zh) * | 2012-01-17 | 2016-02-24 | 东莞赛微微电子有限公司 | 电池保护电路及其方法 |
CN103208784A (zh) * | 2012-01-17 | 2013-07-17 | 东莞赛微微电子股份有限公司 | 电池保护电路及其方法 |
CN103762691A (zh) * | 2014-01-28 | 2014-04-30 | 广东欧珀移动通信有限公司 | 电池充电装置及电池充电保护控制方法 |
CN103762691B (zh) * | 2014-01-28 | 2015-12-23 | 广东欧珀移动通信有限公司 | 电池充电装置及电池充电保护控制方法 |
US10211656B2 (en) | 2014-01-28 | 2019-02-19 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power adapter, terminal, and method for processing exception of charging loop |
US11342765B2 (en) | 2014-01-28 | 2022-05-24 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Terminal, power adapter and method for handling charging anomaly |
US11545843B2 (en) | 2014-01-28 | 2023-01-03 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Battery charging apparatus and battery charging protection control method |
CN106329594A (zh) * | 2015-06-30 | 2017-01-11 | 深圳市科陆新能源技术有限公司 | 储能***电池充电限流的装置及方法 |
CN106329594B (zh) * | 2015-06-30 | 2020-04-28 | 深圳市科陆新能源技术有限公司 | 储能***电池充电限流的装置及方法 |
CN108321915A (zh) * | 2017-01-16 | 2018-07-24 | 宏碁股份有限公司 | 电子装置及电子装置的操作方法 |
CN108321915B (zh) * | 2017-01-16 | 2020-08-04 | 宏碁股份有限公司 | 电子装置及电子装置的操作方法 |
Also Published As
Publication number | Publication date |
---|---|
CN2702505Y (zh) | 2005-05-25 |
US6989981B2 (en) | 2006-01-24 |
CN1320717C (zh) | 2007-06-06 |
TW200406966A (en) | 2004-05-01 |
US20040080892A1 (en) | 2004-04-29 |
TWI240474B (en) | 2005-09-21 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: YINGSHU CAYMAN CONCAVE CONVEX MICRO INTERNATIONAL Free format text: FORMER OWNER: 02 MICRO, INC. Effective date: 20080509 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080509 Address after: Cayman Islands (Great Britain) Grand Cayman Patentee after: O2 Micro Internat Ltd. Address before: American California Patentee before: 02 Micro Co. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070606 Termination date: 20150925 |
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EXPY | Termination of patent right or utility model |