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XZ3215 datasheet V1 1使用手册说明.pdf

发布:2025-05-12约2.05万字共6页下载文档
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xz3215

2

5A,2.5MHzICControlledOutputSynchronousStep-DownConverter

DESCRIPTIONFEATURES

2

Thexz3215isahigh-efficiency,DC-to-DCstep-downICDynamicOutputControl

switchingregulator,capableofdeliveringupto5AofSynchronousHighEfficiencyupto95%

2Fastloadtransientresponse

pulseload.ItintegratesanICinterfacethatdynamically

scalestheoutputvoltagesondemand.TheDCDCcontrolCapableofDelivering5A

blockbelongstoanewbreedofhighfrequencyInputOVPat6.2V

synchronousStep-DownconverterthatcombinestheNoExternalSchottkyDiodeNeeded

advantagesofvoltagemodecontrolandThermalshutdownandUVLO

Constant-On-Timecontrol.ItsadaptiveCSP-20(4x5)package

Constant-On-Timecontroldynamicallychangesswitch

ontimetoachieveaconstantswitchingfrequency.It

APPLICATIONS

doesnothavetheminimumon-timeconstrainnormally

afixed-frequencycurrentmodeStep-downrequires,ARMbasedCPUs

allowingittogodowntoverylowdutyratiowithoutSmartPhone

affectingloopstability.ThevoltagemodenaturealsoTablet,MID

providesamoresuperiorloadtransientresponseandaSmartSet-TopBox,OTT

seamlesstransitionfromPFMtoPWMmodes.

Cycle-by-cyclecurrentlimitprovidesoutput

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