DS4412使用保证金的一架DC- DC转换器的输出电压

摘要：一个DS4412可调电流DAC用于调整的DC-DC转换器的输出电压幅度。本文介绍如何正确地选择一个DC-DC转换器的反馈分压器网络的电阻值时，DS4412在设计就业。

Maxim>AppNotes>COMMUNICATIONSCIRCUITSMICROPROCESSORSUPERVISORCIRCUITSMISCELLANEOUSCIRCUITSVOLTAGEREFERENCESKeywords:DC-DCconverter,resistivefeedbackdividernetwork,currentDAC,full-scalecurrent,sourceFeb20,2008current,sinkcurrent,outputvoltagemarginAPPLICATIONNOTE4197UsingtheDS4412toMargintheOutputVoltageofaDC-DCConverterAbstract:ADS4412adjustable-currentDACisusedtoadjustthemarginofaDC-DCconverter'soutputvoltage.ThisarticledescribeshowtoproperlyselecttheresistorvaluesofaDC-DCconverter'sfeedbackdividernetworkwhenaDS4412isemployedinthedesign.TheAdjustablePowerSupplyTheDS4412containstwoICadjustablecurrentsourcescapableofsinkingandsourcingcurrent.Atypicalapplicationforthese