Transcription of LC Filter Design (Rev. A) - TI.com
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1 SLAA701A October2016 RevisedNovember2016 SubmitDocumentationFeedbackCopyright 2016,TexasInstrumentsIncorporatedLC FilterDesignAll trademarksare the propertyof October2016 RevisedNovember2016LC FilterDesignABSTRACTIn higher-powerclass-Damplifiers,generallya bove10 W of outputpower,a filteron the outputof theamplifieris filteris passivein natureand usesbothan inductorand a capacitoron ,it is referredto as an LC the LC filteriscriticalto meetthe desiredaudioperformance,efficiency,EMC/E MIrequirements,and costfor the a guideto aid in the sectionof LC filtercomponentsforclass-Damplifiersto meettarget-designgoalsof the end (BTL).
a high level of flexibility for the end application. 1.1 Bridged-Tied Load (BTL) Bridge-tied load (BTL) is the most common output configuration for a class-D amplifier. A BTL configuration consists of one amplifier driving one side of a load and another amplifier, with an inverted signal from the first amplifier, driving the other side of the load.
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