低电压供应添加输出精确调整

电电压级别调整电压边距作为需要和，这种电路介绍运算放大器(MAX5481)和数字电位器来控制的反馈电压稳压器(MAX4245)。Maxim>Designsupport>Appnotes>AmplifierandComparatorCircuits>APP4564Maxim>Designsupport>Appnotes>BatteryManagement>APP4564Maxim>Designsupport>Appnotes>DigitalPotentiometers>APP4564Keywords:digitalpotentiometer,analog-voltagecontrol,op-ampbuffersJan20,2011APPLICATIONNOTE4564AddPreciseOutputAdjustmenttoLow-VoltageSuppliesAbstract:Totweaksupply-voltagelevelsandadjustvoltagemarginsasrequired,thiscircuitintroducesanopamp(MAX5481)anddigitalpotentiometer(MAX4245)tocontrolthefeedbackvoltagetothevoltageregulator.AsimilarversionofthisarticleappearedintheDecember20,2006issueo