July 2003 Mixed-Signal ProductsUser’s GuideSLOU116
Feature Highlights1-2Introduction1.1 Feature HighlightsThe TI TPA2008D2 audio amplifier evaluation module and the TI plug-n-playaudio amplifier evalua
Description1-3Introduction1.2 DescriptionThe TPA2008D2 filter-free class-D stereo audio power amplifier evaluationmodule is a complete, 3-W per channe
TPA2008D2 EVM Specifications1-4IntroductionThe platform has room for a single TPA2008D2 evaluation module and is aconvenient vehicle for demonstrating
2-1Operation OperationThe steps in this chapter can be followed to quickly prepare the TPA2008D2stereo filter-free class-D audio amplifier EVM for use
Precautions2-2Operation2.1 PrecautionsPower Supply Input Polarity and Maximum VoltageAlways ensure that the polarity and voltage of the external power
Quick Start List for Platform2-3Operation2.2 Quick Start List for PlatformFollow these steps when using the TPA2008D2 EVM with the TI plug-n-playaudio
Quick Start List for Stand-Alone2-4Operation- Evaluation Module Preparations11) Use potentiometer R3 to set the volume. Turning R3 in the clockwisedir
Quick Start List for Stand-Alone2-5OperationFigure 2–3. Quick Start for Stand-AloneAudioInput(Right)AudioInput(Left)External ShutDown Control(active l
Quick Start List for Stand-Alone2-6OperationThe EVM should begin operation.10) Adjust the signal source level and potentiometer R3 as needed.
Power Requirements2-7Operation2.4 Power RequirementsThe TPA2008D2 audio power amplifier evaluation module can operate fromany voltage between approxim
IMPORTANT NOTICETexas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications,enhancements, improvemen
2-8Operation
3-1Reference ReferenceThis chapter contains the EVM schematic, PCB layers, parts list, and dcvolume control table.Topic Page3.1 TPA2008D2 EVM Schemati
TPA2008D2 EVM Schematic3-2Reference3.1 TPA2008D2 EVM SchematicFigure 3–1. TPA2008D2 Filter-Free Class-D EVM Schematic Diagram1234567891011122423222120
TPA2008D2 EVM PCB Layers3-3Reference3.2 TPA2008D2 EVM PCB LayersFigure 3–2 and Figure 3–3 depict the TPA2008D2 EVM PCB layers. Thesedrawings are not t
TPA2008D2 EVM Parts List3-4Reference3.3 TPA2008D2 EVM Parts ListTable 3–1.TPA2008D2 EVM Parts ListReference Description SizeEVMQty.Manufacturer/Part N
DC Volume Table3-5Reference3.4 DC Volume TableTable 3–2.DC Volume ControlVoltage on VOLUME Pin (V)(Increasing or Fixed Gain)Voltage on VOLUME Pin (V)(
3-6Reference
EVM IMPORTANT NOTICETexas Instruments (TI) provides the enclosed product(s) under the following conditions:This evaluation kit being sold by TI is int
EVM WARNINGS AND RESTRICTIONSIt is important to operate this EVM within the supply voltage range specified in the user’s guide.The supply voltage rang
iii Read This FirstPrefaceHow to Use This ManualThis document contains the following chapters:- Chapter 1—Introduction- Chapter 2—Operation- Chapter
Running Title—Attribute ReferenceivRelated Documentation From Texas InstrumentsJ TI Plug-N-Play Audio Amplifier Evaluation Platform (literaturenumber
Running Title—Attribute Referencev Chapter Title—Attribute ReferenceContents1 Introduction 1-1. . . . . . . . . . . . . . . . . . . . . . . . . . .
Running Title—Attribute ReferenceviFigures1–1 The TI TPA2008D2 Audio Amplifier EVM Without Output Filter — Top View 1-3. . . . . . . . . . . 1–2 The T
1-1 IntroductionThis chapter provides an overview of the Texas Instruments (TI) TPA2008D2stereo filter-free class-D audio amplifier evaluation module
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