标签: LOSS

capzero-2_ZeroLossAutomaticXCapacitorDischargeIC.pdf

capzero-3_ZeroLossAutomaticXCapacitorRapidDischargeIC.pdf

ProtectingAgainstMomentaryPowerLossDuetoBattery-Bounce……

Inhigh-speedtransmission-lineapplications,itisimportanttomatchtheoutputimpedanceofalinedrivertotheline.Whilethisisachievedusuallywitharesistor,anactiveimpedancesynthesishasadvantages.Thisapplicationnotedescribeshowtousepositivefeedbackaroundanopamptocreatethedesiredoutputimpedance.Equationsandcircuitexamplesaregivenforlow-noiseaudio,andvideoopampsdriving50-to600-ohmloads.……

Impactorvibrationcancausemomentaryinterruptionswhenbatterieslosecontact.Toensurecontinuityofpowerinbattery-poweredsystems,addthisthree-ICcircuit.……

图1显示了一个简化的降压转换器与基于MAX1744/5的控制器IC的异步整改。由于二极管的关断性质，打开开关（Q1）的主开关损失取决于开关频率，输入回路的C1，Q1和D1组成的引线电感，栅极电荷（米勒电容）主开关MOSFET和控制IC的驱动能力。本应用笔记将提供上依次选择开关P-通道MOSFET开关损耗和标准的详细分析。Maxim>AppNotes>BATTERYMANAGEMENTPOWER-SUPPLYCIRCUITSKeywords:Turn-OnSwitchingLossofAnAsynchronousBuckConverterDec27,2001APPLICATIONNOTE912Turn-OnSwitchingLossofAnAsynchronousBuckConverterFigure1showsasimplifiedbuckconverterwithasynchronousrectificationbasedontheMAX1744/5controllerIC.Duetotheturn-offnatureofthediode,turn-onswitchinglossofthemainswitch(Q1)dependsontheswitchingfrequency,thetraceinductanceoftheinputloop(consistingofC1,Q1andD1),thegatecharge(Millercapacitance)ofthemainswitchingMOSFET,andthedrivecapabilityofthecontrolIC.Thisapplicationnotewillprovidedetailedanalysisofturn-onswitchinglossandthecriteriaforselectingtheswitchin……

摘要：本应用笔记介绍一般形式为E1收发器芯片的接口电路和显示如何分配变压器附近的阻力。它解释了为什么需要不同的保护技术，发射器和接收引脚。它讨论了回波损耗的重要性，并说明了如何计算。特色的DS2153/DS2154E1单芯片收发器集成电路。Maxim>AppNotes>CommunicationscircuitsKeywords:trandceiver,E1,transmitter,receiver,transformer,serierresistance,receivecircuit,transmitcircuit,returnlossOct12,2001APPLICATIONNOTE352GeneralnetworkinterfacedesigncriteriafortheDS2153andDS2154Abstract:ThisapplicationnotepresentsageneralformoftheinterfacecircuitforE1transceiverchipsandshowshowtodistributeresistancearoundthetransformers.Itexplainswhythetransmitterandreceiverpinsrequiredifferentprotectiontechniques.Itdiscussestheimportanceofreturnlossandshowshowtocalculateit.TheDS2153/DS2154E1single-chiptransceiverICsarefeatured.Figure1.Generalnetworkinterfacecircuit.Figure1illustratesageneralformoftheinterfacecircuitforE1tr……