添加精确输出调整到低电压供应

摘要：调整供电电压水平和调整电压利润率为需要，这种电路介绍运算放大器(MAX5481)和数字电位器（MAX4245）来控制电压调节器的反馈电压。

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