xl4015 datasheet

xl4015 datasheet

ID:5261029

大小:460.45 KB

页数:0页

时间:2017-12-07

xl4015 datasheet_第页
预览图正在加载中,预计需要20秒,请耐心等待
资源描述:

《xl4015 datasheet》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库

1、Datasheet5A180KHz36VBuckDCtoDCConverterXL4015FeaturesGeneralDescriptionnWide8Vto36VInputVoltageRangeTheXL4015isa180KHzfixedfrequencynOutputAdjustablefrom1.25Vto32VPWMbuck(step-down)DC/DCconverter,nMaximumDutyCycle100%capableofdrivinga5AloadwithhighnMinimumDropOut0.3Vefficiency,lowrippleandexcel

2、lentlineandnFixed180KHzSwitchingFrequencyloadregulation.Requiringaminimumn5AConstantOutputCurrentCapabilitynumberofexternalcomponents,theregulatornInternalOptimizePowerMOSFETissimpletouseandincludeinternalnHighefficiencyupto96%frequencycompensationandanExcellentlineandloadregulationfixed-freque

3、ncyoscillator.nBuiltinthermalshutdownfunctionnBuiltincurrentlimitfunctionThePWMcontrolcircuitisabletoadjustthenBuiltinoutputshortprotectionfunctiondutyratiolinearlyfrom0to100%.AnovernAvailableinTO263-5Lpackagecurrentprotectionfunctionisbuiltinside.Whenshortprotectionfunctionhappens,theoperation

4、frequencywillbereducedfrom180KHzto48KHz.AninternalcompensationApplicationsblockisbuiltintominimizeexternalnLCDMonitorandLCDTVcomponentcount.nPortableinstrumentpowersupplynTelecom/NetworkingEquipmentFigure1.PackageTypeofXL4015深圳市森利威尔电子有限公司联系人:曾生联系电话:13534002546移动QQ:2355368875Rev1.11Datasheet5A18

5、0KHz36VBuckDCtoDCConverterXL4015PinConfigurationsFigure2.PinConfigurationofXL4015(TopView)Table1PinDescriptionPinNumberPinNameDescriptionGroundPin.Caremustbetakeninlayout.ThispinshouldbeplacedoutsideoftheSchottkyDiodetooutputcapacitor1GNDgroundpathtopreventswitchingcurrentspikesfrominducingvolt

6、agenoiseintoXL4015.FeedbackPin(FB).Throughanexternalresistordivider2FBnetwork,FBsensestheoutputvoltageandregulatesit.Thefeedbackthresholdvoltageis1.25V.PowerSwitchOutputPin(SW).SWistheswitchnodethat3SWsuppliespowertotheoutput.InternalVoltageRegulatorBypassCapacity.Intypicalsystem4VCapplication,

7、TheVCpinconnecta1ufcapacitytoVIN.SupplyVoltageInputPin.XL4015operatesfroma8Vto36V5VINDCvoltage.BypassVintoGNDwithasuitablylargecapacitortoeliminatenoiseontheinput.深圳市森利威尔电子有限公司联系人:曾生联系电话:13534002546移动QQ:2355368875Rev1.12Datasheet5

当前文档最多预览五页,下载文档查看全文

此文档下载收益归作者所有

当前文档最多预览五页,下载文档查看全文
温馨提示:
1. 部分包含数学公式或PPT动画的文件,查看预览时可能会显示错乱或异常,文件下载后无此问题,请放心下载。
2. 本文档由用户上传,版权归属用户,天天文库负责整理代发布。如果您对本文档版权有争议请及时联系客服。
3. 下载前请仔细阅读文档内容,确认文档内容符合您的需求后进行下载,若出现内容与标题不符可向本站投诉处理。
4. 下载文档时可能由于网络波动等原因无法下载或下载错误,付费完成后未能成功下载的用户请联系客服处理。