低低噪声 LDO 达到 6nV/折合噪声性能

此超低低噪声LDO结合低噪声组件6nV/折合1khz输出噪声性能达到过滤。Maxim>Designsupport>Appnotes>AmplifierandComparatorCircuits>APP3657Maxim>Designsupport>Appnotes>Power-SupplyCircuits>APP3657Keywords:low-dropoutregulator,LDO,RCfilter,voltagereference,lownoiseDec22,2005APPLICATIONNOTE3657Ultra-Low-NoiseLDOAchieves6nV/√HzNoisePerformanceAbstract:Thisultra-low-noiseLDOcombineslow-noisecomponentswithfilteringtoachieveanoutputnoiseperformanceof6nV/√Hzat1kHz.ThisdesignideaappearedintheJune23,2005issueofEDN.Ofthemanylow-dropout(LDO)regulatorsusedtoregulatevoltageinelectronicsystems,somearespecificallydesignedforlow-noiseoperation.TheMAX8887