Texas Instruments TPA3121D2, User Manual

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1 Introduction
1.1 Description
User's Guide
SLOU221 – June 2008
TPA3121D2 Audio Power Amplifier Evaluation Module
Contents
1 Introduction
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1.1 Description
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1.2 TPA3121D2 EVM Specifications
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2 Operation
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2.1 Quick Start List for Stand-Alone Operation
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3 Reference
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3.1 TPA3121D2 EVM Schematic
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3.2 TPA3121D2 EVM PCB Layers
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3.3 TPA3121D2EVM Bill of Materials
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List of Figures
1 The TI TPA3121D2 Audio Power Amplifier EVM – Top View
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2 The TI TPA3121D2 Audio Power Amplifier EVM – Bottom View
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3 TPA3121D2 EVM Schematic
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4 TPA3121D2 EVM – Top Side Layout
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5 TPA3121D2 EVM – Bottom Side Layout
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List of Tables
1 Gain Settings
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The TPA3121D2 evaluation module consists of a single 20W, class-D, stereo audio power amplifier
complete with a small number of external components mounted on a circuit board that can be used to
directly drive speakers with an external analog audio source as the input.
SLOU221 – June 2008 TPA3121D2 Audio Power Amplifier Evaluation Module 1
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