MB39C022.pdfFUJITSUMICROELECTRONICSDATASHEETDS04-27271-2EASSPforPowerManagementApplicationsBuckDC/DCConverter+LownoiseLDOMB39C022G/MB39C022J/MB39C022LMB39C022N■DESCRIPTIONTheMB39C022isa2channelspowersupplyIC.ItconsistsofonechannelBuckDC/DCConverterandonechannelLDOregulator.TheDC/DCconverterhasfasttransientresponsewithcurrentmodecontroltopology.Moreover,theintegratedLDOprovidesanauxiliaryoutputsupplyfornoisesensitivecircuit.■FEATURESPowersupplyvoltagerange:2.5Vto5.5VForBuckDC/DCincludedSWFET(CH1):output0.8Vto4.5V,600mAMaxDCForLDO(CH2):output3.30V(MB39C022G)300
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