标签: xc9128

XC9128datasheetXC9128/XC9129Series1ADriverTransistorBuilt-In,Step-UpDC/DCConvertersETR0411-004TheXC9128/XC9129seriesaresynchronousstep-upDC/DCconverterswitha0.2Ω(TYP.)N-channeldrivertransistorandaGENERALDESCRIPTIONsynchronous0.2Ω(TYP.)P-channelswitchingtransistorbuilt-in.Ahighlyefficientandstablecurrentcanbesuppliedupto1.0AbyreducingONresistanceofthebuilt-intransistors.Withahighswitchingfrequencyof1.2MHz,asmallinductorisselectablemakingtheseriesideallysuitedforapplicationsrequiringlowprofileorspacesavingsolutions.WiththeMODEpin,theseriesprovidesmodeselectionofPWMcontrolorPFM/PWMautomaticswitchingcontrol.InthePWM/PFMautomaticswitchingmode,theseriesswitchesfromPWMtoPFMtoreduceswitchingloss……