太阳能电池和切换优化利率定期充电电池

摘要：这个设计理念显示开关变换器如何规管其输入的电压，并使太阳能电池充电电池优化的速度。直流-直流的降压稳压器、MAX639和太阳能电池尽量减少电池充电时间由规范和维护所需的最大功率传输级太阳能电池电压。

Maxim>AppNotes>BatteryManagementKeywords:batterycharger,solarcell,step-downswitchingregulator,satep-downDC-DCconverterJul09,1998APPLICATIONNOTE414SolarCellsandSwitchingRegularChargeBatteriesatOptimumRatesAbstract:Thisdesignideashowshowaswitchingconverterregulatesitsinputvoltageandenablessolarcellstochargebatteriesatoptimumrates.TheDC-DCstep-downregulator,MAX639,andsolarcellsminimizebatterychargingtimebyregulatingandmaintainingsolarbatteryvoltageatalevelnecessaryformaximumpowertransfer.AbatteryofsolarcellscanchargeabatteryofNiCdcellswithbetterthan80%efficiency,providedthesolarbatteryvoltageexceedsthefullychargedNiCdoutputbyonediodedrop.Forthatca