TDA7498MV是100W单声道D类音频放大器,主要用在家庭影院和有源扬声器.TDA7498MV单电源14-39V工作,效率高达90%,增益设定为25.6dB,31.6dB,35.1dB和37.6dB。采用PowerSSO-36封装。TDA7498MV主要特性能：100-WoutputpoweratTHD=10%withRL=6ΩandVCC=36V80-WoutputpoweratTHD=10%withRL=8ΩandVCC=34VWide-rangesingle-supplyoperation(14-39V)Highefficiency(η=90%)Fourselectable,fixedgainsettingsofnominally25.6dB,31.6dB,35.1dBand37.6dBDifferentialinputsminimizecommon-modenoiseStandbyandmutefeaturesShort-circuitprotectionThermaloverloadprotectionExternallysynchronizableTDA7498MV应用原理图)