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User Manual
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TPA3123D2 EVM Schematic
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SLOU208 - August 2007
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TPA3123D2 Audio Power Amplifier EVM
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Contents
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List of Figures
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List of Tables
TPA3123D2 Audio Power Amplifier EVM
User's Guide
SLOU208 - August 2007
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Table of Contents
Related Manuals for Texas Instruments TPA3123D2
Summary of Contents for Texas Instruments TPA3123D2
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Page 1: Table Of Contents
TPA3123D2 EVM Schematic ..................... TPA3123D2 EVM PCB Layers ................TPA3123D2 Evaluation Module Parts List List of Figures ..............TPA3123D2 Audio Power Amplifier EVM (Top View) ............... TPA3123D2 Audio Power Amplifier EVM (Bottom View) ....................TPA3123D2 EVM Schematic ......................Top Side Layout ...................... -
Page 2: Introduction
Introduction Introduction The TPA3123D2 evaluation module consists of a single 25-W, class-D, stereo audio power amplifier complete with a small number of external components mounted on a circuit board that are used to directly drive speakers with an external analog audio source as the input. - Page 3 Introduction Figure 2. TPA3123D2 Audio Power Amplifier EVM (Bottom View) SLOU208 – August 2007 TPA3123D2 Audio Power Amplifier EVM Submit Documentation Feedback...
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Page 4: Operation
V falls below the chip UVLO level, which is approximately 8 volts. Table 2. Gain Settings GAIN0 (J1) GAIN1 (J2) Amplifier Gain (dB) TPA3123D2 Audio Power Amplifier EVM SLOU208 – August 2007 Submit Documentation Feedback... -
Page 5: Tpa3123D2 Evm Schematic
C11 open 10pF 10pF MMBT3904 MMBT3904 Dl4148 C21 open 10pF 10pF TLV431ACDBZR TLV431ACDBZR R15 open R15 open 0.01uF 0.01uF 4.75K 4.75K 2.49K 2.49K Figure 3. TPA3123D2 EVM Schematic SLOU208 – August 2007 TPA3123D2 Audio Power Amplifier EVM Submit Documentation Feedback... -
Page 6: Tpa3123D2 Evm Pcb Layers
TPA3123D2 EVM PCB Layers TPA3123D2 EVM PCB Layers The following illustrations depict the TPA3123D2 EVM PCB layers. Figure 4. Top Side Layout TPA3123D2 Audio Power Amplifier EVM SLOU208 – August 2007 Submit Documentation Feedback... -
Page 7: Bottom Side Layout
TPA3123D2 EVM PCB Layers Figure 5. Bottom Side Layout SLOU208 – August 2007 TPA3123D2 Audio Power Amplifier EVM Submit Documentation Feedback... -
Page 8: Tpa3123D2 Evaluation Module Parts List
TPA3123D2 Evaluation Module Parts List TPA3123D2 Evaluation Module Parts List Table 3. TPA3123D2 EVM Bill of Materials Ref. Description Size Status Manufacturer Part Number Capacitor, ceramic, 0.1 μF, ±10%, X7R, 50V C1, C7, C14 0603 C1608X7R1H104KT C2, C8, C10, Capacitor, Electrolytic, 470 μF, 35 V... - Page 9 EVALUATION BOARD/KIT IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation board/kit is intended for use for ENGINEERING DEVELOPMENT, DEMONSTRATION, OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end-product fit for general consumer use. Persons handling the product(s) must have electronics training and observe good engineering practice standards.
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Page 10: Important Notice
TI as compliant with ISO/TS 16949 requirements. Buyers acknowledge and agree that, if they use any non-designated products in automotive applications, TI will not be responsible for any failure to meet such requirements. Following are URLs where you can obtain information on other Texas Instruments products and application solutions: Products...