摘要：D类音频放大器提供了双电池供电的便携式设备的好处。他们提高电池寿命，和他们产生少得多的功耗比线性堂兄弟。这些特点使D类放大器的一个小型电动马达控制速度和方向的理想人选。Maxim>AppNotes>AmplifierandComparatorCircuitsMiscellaneousCircuitsKeywords:motorspeedcontol,motorcontrol,electricmotor,audioamplifiers,controllerMar25,2003APPLICATIONNOTE1951ClassDMotor-SpeedControlAbstract:ClassDaudioamplifiersprovideadualbenefitforbattery-poweredportabledevices.Theyenhancebatterylife,andtheyproducemuchlesspowerdissipationthandotheirlinearcousins.ThosefeaturesmaketheclassDamplifieranidealcandidateforcontrollingspeedanddirectioninsmallelectricmotors.ClassDaudioamplifiersprovideadualbenefitforbattery-poweredportabledevices.Theyenhancebatterylife,andtheyproducemuchlesspowerdissipationthandotheirlinearcousins.ThosefeaturesmaketheclassDamplifier
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