Manuale d’uso / di manutenzione del prodotto SLOU082 del fabbricante Texas Instruments
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September 2000 Mixed-Signal Products User ’ s Guide SLOU082.
IMPORT ANT NOTICE T exas Instruments and its subsidiaries (TI) reserve the right to make changes to their products or to discontinue any product or service without notice, and advise customers to obtain the latest version of relevant information to verify , before placing orders, that information being relied on is current and complete.
iii Chapter Title—Attribute Reference Preface Related Documentation From T exas Instruments TI Plug-N-Play Audio Amplifier Evaluation Platform (TI Literature Number SLOU01 1) provides detailed information on the evaluation platform and its use with TI audio evaluation modules.
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Running Title—Attribute Reference v Chapter Title—Attribute Reference Contents 1 Introduction 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 Feature Highlights 1-2 .
Running Title—Attribute Reference vi Figures 1–1 The TI TP A032D03 Mono Class-D Audio Power Amplifier EVM — T op V iew 1-3 . . . . . . . . . . 1–2 The TI TP A032D03 Mono Class-D Audio Power Amplifier EVM — Bottom View 1-3 . . . . . . . 2–1 Quick Start Platform Map 2-2 .
1-1 Introduction Introduction This chapter provides an overview of the T exas Instruments (TI) TP A032D03 mono class-D audio power amplifier evaluation module (SLOP310). It includes a list of EVM features, a brief description of the module illustrated with a pictorial diagram, and a list of EVM specifications.
Feature Highlights 1-2 Introduction 1.1 Feature Highlights The TI TP A032D03 mono class-D audio power amplifier evaluation module and the TI plug-n-play audio amplifier evaluation platform include the.
Description 1-3 Introduction 1.2 Description The TP A032D03 mono class-D audio power amplifier evaluation module is a complete, 10-W mono audio power amplifier .
TP A032D03 Class-D EVM Specifications 1-4 Introduction Single in-line header pins extend from the underside of the module circuit board to allow the EVM to either be plugged into the TI plug-n-play audio amplifier evaluation platform, or to be wired directly into existing circuits and equipment when used stand-alone.
2-1 Quick Start Quick Start Follow the steps in this chapter to quickly prepare the TP A032D03 mono class-D audio amplifier EVM for use. Using the TP A032D03 class-D EVM with the TI plug-n-play audio .
Precautions 2-2 Quick Start 2.1 Precautions Power Supply Input Polarity and Maximum V oltage Always ensure that the polarity and voltage of the external power connected to V CC power input connector J1, J2, and/or V DD power input connector J6 are correct.
Quick Start List for Platform 2-3 Quick Start 2.2 Quick Start List for Platform Follow these steps when using the TP A032D03 class-D EVM with the TI plug-n-play audio amplifier evaluation platform (see the platform user ’s guide, SLOU01 1, for additional details).
Quick Start List for Stand-Alone 2-4 Quick Start 2.3 Quick Start List for Stand-Alone Follow these steps to use the TP A032D03 class-D EVM stand-alone or to connect it into existing circuits or equipment.
3-1 Details Details This chapter provides details on the TP A032D03 IC evaluation module, a parts list for the TP A032D03 class-D evaluation module, and module PCB layer illustrations. T opic Page 3.1 Precautions 3-2 . . . . . . . . . . . . . . . . . .
Precautions 3-2 Details 3.1 Precautions Power Supply Input Polarity and Maximum V oltage Always ensure that the polarity and voltage of the external power connected to V CC power input connector J1, J2, and/or V DD power input connector J6 are correct.
Plug-N-Play Platform Power Requirements and Connections 3-3 Details 3.2 Plug-N-Play Platform Power Requirements and Connections The TP A032D03 mono class-D audio power amplifier evaluation module is designed to operate from a supply voltage between 9 V and 14 V .
Plug-N-Play Platform Inputs and Outputs 3-4 Details 3.3 Plug-N-Play Platform Inputs and Outputs The TI plug-n-play audio amplifier evaluation platform is equipped with several standard conectors for audio inputs and outputs.
Plug-N-Play Platform Inputs and Outputs 3-5 Details 3.4 Control and Indicator Circuits Three main control circuits are provided with the TP A032D03. The mute circuit grounds the output of the active a.
Plug-N-Play Platform Inputs and Outputs 3-6 Details 3.6 Module Switches The TP A032D03 mono class-D audio amplifier evaluation module is equipped with two pushbutton switches that allow the module shutdown and mute functions to be manually activated. 3.
Using The TP A032D03 Class-D EVM Stand-Alone 3-7 Details 3.7 Using The TP A032D03 Class-D EVM Stand-Alone Using the TP A032D03 mono class-D audio power amplifier evaluation module stand-alone is much the same as using it with the platform.
Using The TP A032D03 Class-D EVM Stand-Alone 3-8 Details 3.7.2 Input Connections The class-D amplifier input signals can be connected in either of two ways: differential or single-ended. For differential operation, connect the signal source to the positive and negative inputs (IN+ and IN– module pins).
TP A032D03 Class-D EVM Bill of Materials 3-9 Details 3.8 TP A032D03 Class-D EVM Bill of Materials The components in the bill of materials (T able 3–4) were selected for their common values, availability , and the smallest size available to meet these criteria.
TP A032D03 Class-D EVM Schematic 3-10 Details 3.9 TP A032D03 Class-D EVM Schematic The TP A032D03 class-D EVM schematic is shown in Figure 3–4. Figure 3–4.
TP A032D03 Class-D EVM PCB Layers 3-1 1 Details 3.10 TP A032D03 Class-D EVM PCB Layers The following illustrations depict the TP A032D03 class-D EVM PCB assembly and layers. These drawings are not to scale. Gerber plots can be obtained from any TI Sales Office.
TP A032D03 Class-D EVM PCB Layers 3-12 Details Figure 3–7. TP A032D03 Class-D EVM T op Layer Figure 3–8. TP A032D03 Class-D EVM Second Layer.
TP A032D03 Class-D EVM PCB Layers 3-13 Details Figure 3–9. TP A032D03 Class-D EVM Third Layer Figure 3–10. TP A032D03 Class-D EVM Bottom Layer.
3-14 Details.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Texas Instruments SLOU082 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Texas Instruments SLOU082 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Texas Instruments SLOU082 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Texas Instruments SLOU082 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Texas Instruments SLOU082, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Texas Instruments SLOU082.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Texas Instruments SLOU082. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Texas Instruments SLOU082 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
