标签: nimh

Ni-MH电池和电池组放电过程中剩余容量的估算

CircuitEnablesSingleNiMHCelltoSimulateaLithiumBattery……

TheexamplecircuitinthedatasheetfortheDS2714stand-aloneNiMHchargerusesPNPtransistorstoswitchthechargecurrentonandoff.Thiscanbeproblematicbecausethecurrent-sinkcapabilityofthechargecontrolpinsmayrestrictthechargecurrentthroughthePNPtransistor.ThisapplicationnotedescribeshowtouseNMOS,insteadofPNP,transistorstoavoidthisproblem.,……

Thisapplicationnoteprovidesanoverviewofnickel-cadmium(NiCd),nickel-metal-hydride(NiMH),andlithium-ion(Li-Ion,Li+)rechargeablebatteries,discussingtheircharacteristicsandexplaininghowtosafelyfastchargeNiMHandLi-Ionrechargeablebatteriesinastand-aloneconfiguration,withouttheuseofasupervisingmicrocontroller.……

摘要：与太阳能电池充电镍镉或镍氢电池。这种电路从太阳能电池板充电电池堆栈中提取的最高权力。它采用升压转换器MAX856和MAX982双比较器的引用。Maxim>AppNotes>AMPLIFIERANDCOMPARATORCIRCUITSBATTERYMANAGEMENTMISCELLANEOUSCIRCUITSKeywords:batterycharger,solarpower,MAX856,MAX982,boostconverter,DC-DCconverters,voltageDec01,2000detector,solarcell,NiCd,NiMHbatteries,dualcomparatorAPPLICATIONNOTE484HarnessingSolarPowerwithSmartPower-ConversionTechniquesAbstract:ChargeNiCdorNiMHbatterieswithsolarcells.Thiscircuitextractsthemaximumpowerfromasolararraytochargeabatterystack.ItemploystheMAX856boostconverterandMAX982dualcomparatorwithreference.AdditionalInformation:qQuickViewDataSheetfortheMAX856qQuickViewDataSheetfortheMAX982qSamplesandLiteratureOrderFormqTechnicalSupport:PowerAsapower……

摘要：电子设备越来越小，重量更轻，功能更强大，推动技术进步和客户需求的拉动下。这些要求的结果一直在电池技术和快速进步，在电池充电和保护电路。Maxim>DesignSupport>TechnicalDocuments>ApplicationNotes>BatteryManagement>APP676Maxim>DesignSupport>TechnicalDocuments>ApplicationNotes>Power-SupplyCircuits>APP676Keywords:battery,lithiumion,Li+,NiCd,NiMH,LiPo,lithiumpolymer,alkaline,laptop,notebook,batterychargerNov15,2011APPLICATIONNOTE676NewDevelopmentsinBatteryChargersNov15,2011Abstract:Electronicequipmentisincreasinglybecomingsmaller,lighter,andmorefunctional,thankstothepushoftechnologicaladvancementsandthepullfromcustomerdemand.Theresultofthesedemandshasbeenrapidadvancesinbatterytechnologyandintheassociatedcircu……

摘要：快速移动的电池技术为设计师带来了问题：是否选择最高性能的最新技术，或以牺牲一个成熟的和更可靠的技术性能。化学独立的电池充电器的出现，有助于解决这个问题。Maxim>Designsupport>Appnotes>BatteryManagement>APP666Maxim>Designsupport>Appnotes>Power-SupplyCircuits>APP666Keywords:SBS,smartbatterysystem,Li,lithium,NiMH,nimh,NiCd,nicd,leadacid,battery,portablepower,microcontroller,uCJan31,2001APPLICATIONNOTE666VersatileICsEnableChemistry-IndependentBatteryChargingAbstract:Fast-movingbatterytechnologyposesaquestionfordesigners:whethertochoosethelatesttechnologyformaximumperformanceortosacrificeperformanceforamatureandmorereliabletechnology.Theadventofchemistry-independentbatterychargershelpstoresolvethisissue.Asimilarversionofthi……

摘要：一个推动与MAX1771直流-直流控制器内置的直流-直流控制器使可用于电池充电的简单开关电流源。电压控制回路禁用当前控制循环提供了监管。Maxim>AppNotes>BatteryManagementPower-SupplyCircuitsKeywords:DC-DCconverter,switch-mode,currentsource,MAX1771,batterycharger,Ni-Cd,NiMH,NickelJul09,1998Cadmium,NickelMetalHydride,dcdccontroller,batterychargingAPPLICATIONNOTE113BoostDC-DCVoltageRegulatorConvertsToCurrentSourceforBatteryChargingAbstract:AboostDC-DCcontrollerbuiltwiththeMAX1771DC-DCcontrollermakesasimpleswitch-modecurrentsourcethatisusefulforbatterycharging.Thevoltagecontrolloopisdisabledsothatthecurrentcontrolloopprovidesregulation.TheswitchingregulatorofFigure1includesindependentloopsofcurrentandvoltagefeedbackformaintainingregulation.Bydisablingthevoltageloop,youcanusethecurrentlooptoimplementagener……

摘要：太阳能电池的镍镉或镍氢电池充电。该电路提取由太阳能电池阵列的最大功率为电池充电栈。它采用MAX856升压转换器MAX982双比较器参考。Maxim>AppNotes>AMPLIFIERANDCOMPARATORCIRCUITSBATTERYMANAGEMENTMISCELLANEOUSCIRCUITSKeywords:batterycharger,solarpower,MAX856,MAX982,boostconverter,DC-DCconverters,voltageDec01,2000detector,solarcell,NiCd,NiMHbatteries,dualcomparatorAPPLICATIONNOTE484HarnessingSolarPowerwithSmartPower-ConversionTechniquesAbstract:ChargeNiCdorNiMHbatterieswithsolarcells.Thiscircuitextractsthemaximumpowerfromasolararraytochargeabatterystack.ItemploystheMAX856boostconverterandMAX982dualcomparatorwithreference.AdditionalInformation:qQuickViewDataSheetfortheMAX856qQuickViewDataSheetfortheMAX982qSamplesandLiteratureOrderFormqTechnicalSupport:PowerAsapower……

摘要：笔记本电脑越来越多地需要复杂的电池充电算法和系统。本文提供的信息和背景上的锂离子（Li+），镍镉（NiCd），镍金属氢化物（NiMH）电池及相关系统级开关模式和线性电池充电器。这些稳压器和电流调节器像8051或Microchip的PIC的外部微处理器控制，并与这些控制器提供的例子。一个常见的化学电池充电电池充电器IC采用Maxim概述的要求，一起讨论系统级的贸易利益和固件设计技巧，以及万维网工程的资源列表。Maxim>Designsupport>Appnotes>BatteryManagement>APP680Maxim>Designsupport>Appnotes>Power-SupplyCircuits>APP680Keywords:linear,switch-mode,batterycharger,microcontroller,currentsource,switchingdc-dcconverter,notebookcomputer,lithium-ion,Li+,lithium,8051,NiCd,NiMH,NickelMetalHydride,MicrochipPIC,voltageregulator,currentregulatorsJul22,2002APPLICATIONNOTE680HowtoDesignBatteryChargerApplicationsthatRequireExternalMicrocontrollersandRelatedSystem-LevelIssuesAbstract:Notebookcomputersincreasinglyrequirecomplexbatterychargingalgorithmsandsystems.Thisarticleprovidesinformationandbackgroun……

摘要：本电路采用的是镍氢电池取代锂电池。其输出模拟锂（Li+）电池的放电特性。Maxim>AppNotes>BATTERYMANAGEMENTPOWER-SUPPLYCIRCUITSKeywords:NiMHbattery,powermanagement,lithium-batterysimulationMar08,2006APPLICATIONNOTE3744CircuitEnablesSingleNiMHCelltoSimulateaLithiumBatteryAbstract:ThiscircuitusesaNiMHcelltoreplacealithiumbattery.Itsoutputsimulatesthedischargecharacteristicofalithium(Li+)battery.IntroductionLithium-based(Li+)batteriesarebecomingcommoninportableequipment.Theyhavedesirablecharacteristics,buttheyareofteninshortsupply.Leadtimescanbelongunlessyouhaveapreferred-customerstatuswiththebatterymanufacturer.AbackupalternativetoLi+isthereforedesirable,especiallyforsmallercompanies.Thisnotedescribesacircuit……

摘要：DS2751Li+电池/镍氢电池电量计IC设计监测单节锂离子（锂离子）或3节镍氢电池组。然而，适当的电路修改，DS2751电量计还可以被用来监测2节锂离子电池。本应用笔记介绍了一个参考电路，可用于执行使用DS2751电池电量计测量2节锂离子电池的剩余容量。详细描述电路的关键部件进行了讨论，其中包括为DS2751本身的配置问题。Maxim>AppNotes>BATTERYMANAGEMENTKeywords:Li+,NiMH,battery,fuelgauge,2-cell,batterypack,lithium-ion,li-ion,batteryfuelgauge,IC,two-May22,2003cell,multiple-cellAPPLICATIONNOTE2046UsingtheDS2751BatteryFuelGaugeinMultiple-CellBatteryPackApplicationsAbstract:TheDS2751Li+/NiMHbatteryFuelGaugeICisdesignedtomonitorsingle-cellLithium-ion(Li-ion)or3-cellNiMHbatterypacks.However,withtheappropriatecircuitmodifications,theDS2751fuelgaugecanalsobeusedtomonitora2-cellLi-ionbatterypack.ThisapplicationnotepresentsareferencecircuitthatcanbeusedtoimplementtheuseoftheDS2751batteryfuelgaugetomeasuretheremainingcapacityofa2-cellLi-ionbatterypack.Detaileddescriptionsofthekeycomponentsof……

摘要：MAX1759升降压电荷泵调节恒流功率白光LED，巧妙地利用了反馈网络。1X/2X模式电荷泵提供高效率，尤其是在两节镍氢和/或碱性的应用。Maxim>AppNotes>DisplayDriversPower-SupplyCircuitsKeywords:LEDs,whiteLEDs,chargepumps,charge-pump,currentregulators,buck,boost,stepup/down,Mar27,2002step-up/down,buck/boost,backlight,twocell,AA,alkaline,NiMHAPPLICATIONNOTE1021Buck/BoostCharge-PumpRegulatorPowersWhiteLEDsfromaWide1.6Vto5.5VInputAbstract:TheMAX1759step-up/step-downcharge-pumpregulatorisusedtopowerwhiteLEDswithconstantcurrentbycleveruseofafeedbacknetwork.The1x/2xmodesofthechargepumpprovideshighefficiency,especiallyintwo-cellNiMHand/orAlkalineapplications.Sincetheirinventionafewyearsago,whitelight-emitting-diodes(LEDs)havebeensteadilygaininginpopularity.Becausetheyofferwhiterlightandlongerlifethanincandescent……

ThiscircuitusesaNiMHcelltoreplacealithiumbattery.Itsoutputsimulatesthedischargecharacteristicofalithium(Li+)battery.……

USBoffersgreatopportunitiesasapowersourceforalltypesoflowpowerelectronics,manyofwhicharebatteryoperated.ThewidespreadavailabilityofUSBpresentsuniqueopportunitiesaswellaschallengesforbattery-chargingdesigns.ThisarticledescribeshowtointerfaceasimplebatterychargertoaUSBpowersource.ThisreviewofUSBpowerbuscharacteristicsincludeanoverviewofNiMHandLi+batterytechnologies,chargingmethods,andchargeterminationtechniques,andacompletecircuitexampleforsmart-chargingNiMHcellsfromaUSBport.……