Linear公司的LTM4613是原始的超强低噪音8A电源模式DC/DC电源，PCB内还包括电源控制器，功率FET，电感和所有的反对元件。输出电压范围从5V到36V，输入电压3.3V-15V，由单个外接电阻原作，输入电流8A，可分段输入。主要用在通信和网络设备，工业和航空电子，RF系统。本文讲解了LTM4613主要特性，方框图，多种应用于电路以及展示板电路图和材料表格。

　　TheLTM4613isacomplete，ultralownoise，8AswitchmodeDC/DCpowersupply.Includedinthepackagearetheswitchingcontroller，powerFETs，inductorandallsupportcomponents.Operatingoveraninputvoltagerangeof5Vto36V，theLTM4613supportsanoutputvoltagerangeof3.3Vto15V，setbyasingleexternalresistor.Onlybulkinputandoutputcapacitorsareneededtofinishthedesign.　　Highswitchingfrequencyandanadaptiveon-timecurrentmodearchitectureenablesaveryfasttransientresponsetolineandloadchangeswithoutsacrificingstability.　　Theonboardinputfilterandnoisecancellationcircuitsachievelownoisecoupling，thuseffectivelyreducingtheelectromagneticinterference（EMI）。　　Furthermore，theDC/DCModule.regulatorcanbesynchronizedwithanexternalclocktoreduceundesirablefrequencyharmonicsandallowPolyPhase.operationforhighloadcurrents.　　TheLTM4613isofferedinaspacesavingandthermallyenhanced15mmx15mmx4.32mmLGApackage，whichenablesutilizationofunusedspaceonthebottomofPCboardsforhighdensitypoint-of-loadregulation.TheLTM4613isPb-freeandRoHScompliant.　　LTM4613主要特性：　　CompleteLowEMISwitchModePowerSupply　　EN55022ClassBCompliant　　WideInputVoltageRange：5Vto36V　　8AOutputCurrent　　3.。

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