标签: rail

Abstract:Railroadshavehadrail-to-railcomponentsforyearsthatwere,infact,nearlyrailtorail.Opampsemploythesamenearlyrail-to-railtradition.Thisapplicationnotediscussesrail-to-railopamps,andexplainswhysomeinputsandoutputscanbelessthan,nearly,orslightlymorethanthepowerrails.Maxim>AppNotes>AmplifierandComparatorCircuitsKeywords:railtorail,opamps,input,output,signalswings,beyondtherails,MOS,bi-polar,CMOS,Pinputpair,Ncommon-mode,supplySep28,2009bias,currentchanges,signmagnitude,crossover,distortion,NPN,PNP,impedance,matchphase,reversal,latchup,overdriveAPPLICATIONNOTE4428Rail-to-Rail:RailroadingandtheElectronicsofOpAmpsBy:BillLaumeister,StrategicApplicationsEngineerAbstract:Railroadshavehadrail-to-railcomponentsforyearsthatwere,infact,nearlyrailtorail.Opampsemploythesamenearlyrail-to-railtradition.Thisapplicationnotediscussesrail-to-railopamps,andexplainswhysomeinputsandoutputscanbelessthan,nearly,orslightlymorethanthepowerrails.IntroductionF……

摘要：铁路已经有多年了，其实，近轨到轨的轨到轨组件。运算放大器采用相同的近轨到轨的传统。本应用笔记讨论了轨至轨运算放大器，并解释了为什么一些输入和输出可以是小于，接近或略高于电源轨。Maxim>AppNotes>AmplifierandComparatorCircuitsKeywords:railtorail,opamps,input,output,signalswings,beyondtherails,MOS,bi-polar,CMOS,Pinputpair,Ncommon-mode,supplySep28,2009bias,currentchanges,signmagnitude,crossover,distortion,NPN,PNP,impedance,matchphase,reversal,latchup,overdriveAPPLICATIONNOTE4428Rail-to-Rail:RailroadingandtheElectronicsofOpAmpsBy:BillLaumeister,StrategicApplicationsEngineerAbstract:Railroadshavehadrail-to-railcomponentsforyearsthatwere,infact,nearlyrailtorail.Opampsemploythesamenearlyrail-to-railtradition.Thisapplicationnotediscussesrail-to-railopamps,andexplainswhysomeinputsandoutputscanbelessthan,nearly,orslightlymorethanthepowerrails.IntroductionF……

摘要：铁路轨到轨组件多年了，事实上，近轻轨铁路。运算放大器雇用近轨轨一样的传统。本应用指南讨论轨到轨运算放大器，并解释了为什么一些输入和输出可以是少于、近，或略超过电源导轨。Maxim>AppNotes>AmplifierandComparatorCircuitsKeywords:railtorail,opamps,input,output,signalswings,beyondtherails,MOS,bi-polar,CMOS,Pinputpair,Ncommon-mode,supplySep28,2009bias,currentchanges,signmagnitude,crossover,distortion,NPN,PNP,impedance,matchphase,reversal,latchup,overdriveAPPLICATIONNOTE4428Rail-to-Rail:RailroadingandtheElectronicsofOpAmpsBy:BillLaumeister,StrategicApplicationsEngineerAbstract:Railroadshavehadrail-to-railcomponentsforyearsthatwere,infact,nearlyrailtorail.Opampsemploythesamenearlyrail-to-railtradition.Thisapplicationnotediscussesrail-to-railopamps,andexplainswhysomeinputsandoutputscanbelessthan,nearly,orslightlymorethanthepowerrails.IntroductionF……

摘要：单位增益运放缓冲而不需要为偏置电阻，电容传感器和其他高阻抗信号源。Maxim>AppNotes>AMPLIFIERANDCOMPARATORCIRCUITSKeywords:railtorailopamp,wideinputcommonmoderange,opampsAug27,2001APPLICATIONNOTE781AC-CoupledAmplifierRequiresNoDCBiasAbstract:Unitygainopampbufferscapacitivetransducerandotherhigh-impedancesignalsourceswithouttheneedforbiasresistors.Capacitivetransducersandotherhigh-impedancesignalsourcesusuallyrequireACcouplingandabufferamplifiertoconditionthesignal.Bufferstakemanyforms,butmostofthemcompromisesignalqualitythroughexternalresistorswhichprovideaDCpathfortheinputbiascurrent.Fortunately,recentimprovementsinopamptechnologyallowAC-coupledinputswithouttheneedforbiasresistors.Thesenewopampshaveinpu……

摘要：一个低功率/低电压运算放大器的输入电压范围在什么时候成为重要的呢？电池供电的手持系统设计时，你应该选择什么运算放大器？Maxim>AppNotes>AMPLIFIERANDCOMPARATORCIRCUITSKeywords:CMVR,CMRR,inputvoltagerange,railtorailinputs,beyondtherailinputs,opamps,lowvoltageMar23,2001opamp,lowvoltageamplfiersAPPLICATIONNOTE741Rail-to-RailOutputsandBeyond-the-RailsInputs:TheInsideStoryonMicropowerOpAmpsAbstract:Whendoestheinputvoltagerangeofalowpower/lowvoltageopampbecomeimportant?Whatoperationalamplifiershouldyouchoosewhendesigningabatterypoweredhandheldsystem?Tooptimizeperformanceintoday'slow-powerhandheldsystems,designersmustpayincreasingattentiontothecommon-modeinputvoltagerange,outputvoltageswing,noise,andsupplycurrentofsingle-supplymicropoweropamps.Differentialopampsusuallyincludethenegativerailin……

“轨分离器”（图1中IC1）的配置提供了一个开关电容电压逆变器双极型（双轨），当地的电力供应，是有用的单轨系统具有一个或多个双轨集成电路。此外，微小的SOT-23封装及相关部件需要非常小的电路板面积。Maxim>AppNotes>AUTOMOTIVEPOWER-SUPPLYCIRCUITSKeywords:Voltage-InverterICFormsHigh-EfficiencyRailSplitterAug01,1997APPLICATIONNOTE1199Voltage-InverterICFormsHigh-EfficiencyRailSplitterAswitched-capacitorvoltageinverterconfiguredasa"railsplitter"(IC1inFigure1)providesabipolar(dual-rail)localpowersupplythatisusefulinsingle-railsystemsfeaturingoneormoredual-railICs.Moreover,thetinySOT-23packageandassociatedcomponentsrequireverylittleboardarea.Figure1.Thiscompactandefficientcharge-pumpcircuitimplementsalocaldual-railsupplyforsingle-railsystems.Afterpowerisapplied,theflyingcapacitor(C2)connectsalternatelyacrossthestoragecapacitorsC3/C4andC5/C……

摘要：铁路分裂是一个人造的虚拟接地作为参考电压。它是用来设置信号匹配运算放大器的“甜蜜点”。运算放大器具有最线性，无失真的品质，甜蜜点。通常情况下，甜蜜点附近发生单电源轨和地面之间的中心。在信号的情况下，虚拟的地面控制复或开关信号时，通道的DC错误。Maxim>AppNotes>AudioCircuitsGeneralEngineeringTopicsPower-SupplyCircuitsKeywords:OpAmps,VirtualGround,RailSplitter,multiplexer,MUX,voltagedivider,sensorconditioning,Dec19,2008precisionresistor,digitalpots,potentiometer,resistance,singlepowersupply,center,matching-bias,reference,channeloffset,settlingtime,errorAPPLICATIONNOTE4344RailSplitter,fromAbrahamLincolntoVirtualGroundBy:BillLaumeisterAbstract:Railsplittingiscreatinganartificialvirtualgroundasareferencevoltage.Itisusedtosetthesignaltomatchtheopamp's"sweetspot."Anopamphasthemostlinear-anddistortion-freequalitiesatthatsweetspot.Typically,thesweetspotoccursnearthecenterbetweenthesinglepowerrailandground.Inthecase……