TA2021

Tripath Technology, Inc. - Technical Information TA 2 0 2 1 STEREO 20W (4Ω) CLASS-T™ DIGITAL AUDIO AMPLIFIER DRIVER USING DIGITAL POWER PROCESSING (DPP™) TECHNOLOGY Technical Information Preliminary Revision 1.0 – April 2002 GENERAL DESCRIPTION The TA2021 is a 20W (4Ω) continuous average per channel Class-T Digital Audio Power Amplifier IC using Tripath’s proprietary Digital Power Processing (DPPTM) technology. Class-T amplifiers offer both the audio fidelity of Class-AB and the power efficiency of Class-D amplifiers. APPLICATIONS DVD Receivers Mini/Micro Component Systems Computer / PC Multimedia Cable Set-Top Products Televisions Battery Powered Systems BENEFITS Fully integrated solution with internal FETs Easier to design-in than Class-D Dramatically improves efficiency versus Class-AB amplifiers Signal fidelity equal to high quality linear amplifiers High dynamic range compatible with digital media such as CD and DVD, and internet audio TYPICAL PERFORMANCE THD+N ...