ISL8014AIRZ原厂原包装 ISL8014A TheISL8014Aisahighefficiency,monolithic, synchronousstep-downDC/DCconverterthatcan deliverupto4Acontinuousoutputcurrentfroma2.8Vto 5.5Vinputsupply.Itusesacurrentcontrolarchitecture todeliververylowdutycycleoperationathighfrequency withfasttransientresponseandexcellentloopstability. TheISL8014AintegratesapairoflowON-resistance P-ChannelandN-ChannelinternalMOSFETstomaximize efficiencyandminimizeexternalcomponentcount.The 100%duty-cycleoperationallowslessthan400mV dropoutvoltageat4Aoutputcurrent.High1MHz pulse-widthmodulation(PWM)switchingfrequency allowstheuseofsmallexternalcomponentsandSYNC inputenablesmultipleICstosynchronizeoutofphaseto reducerippleandeliminatebeatfrequencies. TheISL8014Acanbeconfiguredfordiscontinuousor forcedcontinuousoperationatlightload.Forced continuousoperationreducesnoiseandRFinterference whilediscontinuousmodeprovideshighefficiencyby reducingswitchinglossesatlightloads. Faultprotectionisprovidedbyinternalhiccupmode currentlimitingduringshortcircuitandovercurrent conditions,anoutputovervoltagecomparatorand over-temperaturemonitorcircuit.Apowergoodoutput voltagemonitorindicateswhentheoutputisin regulation. TheISL8014Aisofferedinaspacesaving4x4QFNlead freepackagewithexposedpadleadframesforlow thermal. TheISL8014Aoffersa1msPower-Good(PG)timerat power-up.Whenshutdown,ISL8014Adischargesthe outputcapacitor.Otherfeaturesincludeinternal soft-start,internalcompensation,overcurrentprotection, andthermalshutdown. TheISL8014Aisofferedina16Ld4mmx4mmQFN packagewith1mmmaximumheight.Thecomplete converteroccupieslessthan0.4in area. 若贵司有产品上的疑问或详细规格上的需求，希望能与我们联络。以上的资讯，提供给您，也欢迎转寄贵司相关人员作为参考。敬祝贵公司业务宏图大展，谢谢。迪创科技有限公司DigiTronTechnologyLimited 地址：香港荃湾青山道264-298号南丰中心1522室 联系人：王先生 手机：13554946866 电话： 传真： Email： MSN: 深圳办事处：深圳市罗湖区笋岗东路2121号2312