1
Introduction
1.1
Description
User's Guide
SLOU196 – April 2007
TPA6040A4 Audio Power Amplifier Evaluation Module
Contents
1
Introduction
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1
2
Operation
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3
3
Schematic and Bill of Materials
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5
List of Figures
1
TI TPA6040A4 Audio Power Amplifier EVM – Top View
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2
2
TPA6040A4 EVM Schematic
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5
3
TPA6040A4 EVM – Top Side Layout
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6
4
TPA6040A4 EVM – Bottom Side Layout
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6
List of Tables
1
Gain Settings
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4
The TPA6040A4 evaluation module consists of a single 2-W stereo speaker amplifier and 85-mW
DirectPath™ headphone amplifier complete with a small number of external components mounted on a
circuit board that can be used to drive speakers and headphones directly with external analog audio
sources as inputs. The TPA6040A4 also contains an LDO capable of outputting 4.75 V with a maximum
load of 120 mA.
DirectPath is a trademark of Texas Instruments.
SLOU196 – April 2007
TPA6040A4 Audio Power Amplifier Evaluation Module
1
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