Texas Instruments TPA3008D2EVM User Manual

Texas Instruments TPA3008D2EVM User Manual

10-w stereo class-d audio power amplifier

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TPA3008D2EVM
10 W Stereo Class D Audio Power Amplifier
User's Guide
July 2004
HPL − Audio Power Amplifiers
SLOU171

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Summary of Contents for Texas Instruments TPA3008D2EVM

  • Page 1 TPA3008D2EVM 10 W Stereo Class D Audio Power Amplifier User’s Guide July 2004 HPL − Audio Power Amplifiers SLOU171...
  • Page 2 TI product or service and is an unfair and deceptive business practice. TI is not responsible or liable for any such statements. Following are URLs where you can obtain information on other Texas Instruments products and application solutions:...
  • Page 3 EVM IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation kit being sold by TI is intended for use for ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY and is not considered by TI to be fit for commercial use. As such, the goods being provided may not be complete in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including product safety measures typically found in the end product incorporating the goods.
  • Page 4 EVM schematic located in the EVM User’s Guide. When placing measurement probes near these devices during operation, please be aware that these devices may be very warm to the touch. Mailing Address: Texas Instruments Post Office Box 655303 Dallas, Texas 75265 Copyright  2004, Texas Instruments Incorporated...
  • Page 5: Read This First

    Information About Cautions and Warnings Preface Read This First Information About Cautions and Warnings This book may contain cautions and warnings. This is an example of a caution statement. A caution statement describes a situation that could potentially damage your software or equipment. This is an example of a warning statement.
  • Page 6 Related Documentation From Texas Instruments Electrostatic Sensitive Devices This EVM contains components that can potentially be damaged by electrostatic discharge. Always transport and store the EVM in its supplied ESD bag when not in use. Handle using an antistatic wristband. Operate on an antistatic work surface. For more information on proper handling, refer to SSYA008.
  • Page 7: Table Of Contents

    ............TPA3008D2EVM Parts List .
  • Page 8 viii...
  • Page 9: Introduction

    Chapter 1 Introduction This chapter provides a brief description of the TPA3008D2EVM. Topic Page Description ...........
  • Page 10: Description

    Figure 1−1. The TI TPA3008D2 Audio Power Amplifier EVM (Top View) Figure 1−2. The TI TPA3008D2 Audio Power Amplifier EVM (Bottom View) 1.2 TPA3008D2EVM Specifications Supply voltage range, V ........... .
  • Page 11 Chapter 2 Operation This chapter describes how to operate the TPA3008D2EVM. Topic Page Quick Start List for Stand-Alone Operation ..... .
  • Page 12: Quick Start List For Stand-Alone Operation

    Quick Start List for Stand-Alone Operation 2.1 Quick Start List for Stand-Alone Operation Follow these steps to use the TPA3008D2EVM stand-alone or when connecting it into existing circuits or equipment. Connections to the EVM module header pins can be made via individual sockets, wire-wrapping, or soldering to the pins, either on the top or the bottom of the module circuit board.
  • Page 13: Control Output

    Quick Start List for Stand-Alone Operation 2.1.5 Control Output 1) FAULT: This test point can be used to monitor the state of the FAULT output. A logic high on this pin indicates a short-circuit condition on one or both of the outputs. A logic low indicates normal amplifier operation. For automatic recovery from a short-circuit event, install a jumper in the J3 location.
  • Page 15: Reference

    Chapter 3 Reference This chapter provides reference information for the TPA3008D2EVM. Topic Page TPA3008D2EVM Schematic ........
  • Page 16: Tpa3008D2Evm Schematic

    TPA3008D2EVM Schematic 3.1 TPA3008D2EVM Schematic Figure 3−1. TPA3008D2EVM Schematic 1 nF 1 nF 220 nF 220 nF 10 µF 0.1 µF 0.1 µF 120 kΩ 1 µF SHUTDOWN SHUTDOWN VCLAMPR 0.47 µF RIN− RINN 0.47 µF RIN+ RINP 0.47 µF...
  • Page 17: Evm Pcb Layers

    EVM PCB Layers 3.2 EVM PCB Layers Figure 3−2. TPA3008D2EVM (Top Layer) Figure 3−3. TPA3008D2EVM (Bottom Layer) Reference...
  • Page 18: Tpa3008D2Evm Parts List

    TPA3008D2EVM Parts List 3.3 TPA3008D2EVM Parts List Table 3−1. TPA3008D2EVM Parts List Reference Description Size Mfg. Part # Vendor Part # Capacitor, ceramic, Digi-Key/ 0.47 µF, +80%/–20%, C1−C5 0603 Panasonic ECJ−1VF1C474Z PCC1792 Y5V, 16 V Capacitor, ceramic, Digi-Key/ 0603 Panasonic ECJ−1VC1H221J...

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