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Texas Instruments TPA6030A4 manual

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Table of contents for the manual

  • Page 1

           November 2002 Mixed-Signal Products User ’ s Guide SLOU1 13A[...]

  • Page 2

    IMPORT ANT NOTICE T exas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orde[...]

  • Page 3

    EVM IMPORT ANT NOTICE T exas 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 EV ALUA TION PURPOSES ONL Y 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[...]

  • Page 4

    EVM W ARNINGS AND RESTRICTIONS It is important to operate this EVM within the supply voltage range of 7 V to 15 V . Exceeding the specified input range may cause unexpected operation and/or irreversible damage to the EVM. If there are questions concerning the input range, please contact a TI field representative prior to connecting the input power [...]

  • Page 5

    v Read This First Preface Read This First How to Use This Manual This document contains the following chapters: - Chapter 1 — Introduction - Chapter 2 — Quick Start - Chapter 3 — Reference Information About Cautions and Warnings This book may contain cautions and warnings. This is an example of a caution statement. A caution statement describ[...]

  • Page 6

    Related Documentation From T exas Instruments vi Related Documentation From T exas Instruments J TI Plug-N-Play Audio Amplifier Evaluation Platform (literature number SLOU01 1) provides detailed information on the evaluation platform and its use with TI audio evaluation modules. J TP A6030A4 3-W Stereo Audio Power Amplifier With Advanced DC V olume[...]

  • Page 7

    Running Title — Attribute Reference vii Contents Contents 1 Introduction 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 Feature Highlights 1-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Page 8

    Running Title — Attribute Reference viii T ables 2 – 1 T ypical TI Plug-N-Play Platform Jumper and Switch Settings for the TP A6030A4 2-2 . . . . . . 2 – 2 T ypical TP A6030A4EVM Jumper Settings 2-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 – 3 Platform Jumper and Switch Settings for the TP A6030A4 2-[...]

  • Page 9

    1-1 Introduction This chapter provides an overview of the T exas Instruments (TI) TP A6030A4 audio amplifier evaluation module (SLOP365). It includes a list of EVM features, a brief illustrated description of the module, and a list of EVM specifications. T opic Page 1.1 Feature Highlights 1–2 . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Page 10

    Feature Highlights 1-2 Introduction 1.1 Feature Highlights The TI TP A6030A4 audio amplifier evaluation module and the TI Plug-N-Play audio amplifier evaluation platform include the following features: - TP A6030A4 3-W stereo audio power amplifier evaluation module J Fully differential operation and internal depop circuitry to minimize transients i[...]

  • Page 11

    Description 1-3 Introduction 1.2 Description The TP A6030A4 stereo 3-W audio power amplifier evaluation module is designed to demonstrate all of the different features and benefits of the TP A6030A4 amplifier . It consists of the TI TP A6030A4 stereo 3-W audio power amplifier IC along with a small number of other parts mounted on a circuit board th[...]

  • Page 12

    Special Notes Regarding the Data Sheet 1-4 Introduction 1.4 Special Notes Regarding the Data Sheet The TP A6036A4EVM may have markings not consistent with the data sheet. Some EVMs have an incorrect supply voltage marked on them. The correct supply range is 7 V to 15 V , not 5 V to 15 V . The EVM and this user ’ s guide refer to the two input pin[...]

  • Page 13

    2-1 Quick Start Quick Start The steps in this chapter can be followed to quickly prepare the TP A6030A4 audio amplifier EVM for use. Using the TP A6030A4 with the TI Plug-N-Play audio amplifier evaluation platform is a quick and easy way to connect power , signal and control inputs, and signal outputs to the EVM using standard connectors. However ,[...]

  • Page 14

    2-2 Quick Start T able 2 – 1. T ypical TI Plug-N-Play Platform Jumper and Switch Settings for the TP A6030A4 EVM JP5 JP6 JP7 JP8 S2 S3 P-N-P Platform OFF Mode X X Note 4 X Notes: 1) X = Don ’ t care 2) ON = Shunt installed 3) OFF = Open 4) Set S2 to ON when signal conditioning board is installed in U1; set S2 to OFF when no signal conditioning [...]

  • Page 15

    Precautions 2-3 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. Overvoltage or reverse-polarity power applied to these terminals can open onboard soldered-in[...]

  • Page 16

    Quick Start List for Platform 2-4 Quick Start 2.2 Quick Start List for Platform Follow these steps when using the TP A6030A4EVM with the TI Plug-N-Play audio amplifier evaluation platform (see the platform user ’ s guide, SLOU01 1, for additional details). Numbered callouts for selected steps are shown in Figure 2 – 1 and Figure 2 – 2: Note: [...]

  • Page 17

    Quick Start List for Platform 2-5 Quick Start - Evaluation Module Preparations Figure 2 – 2. Module Preparation 11 10 12 13 10) The SE jumper , J1 , is used to select between the two output modes, SE and BTL. T o allow the module SE/BTL control input to force the amplifier IC into a BTL output mode, set output mode jumper J1 to OFF . T o keep the[...]

  • Page 18

    Quick Start List for Stand-Alone 2-6 Quick Start 2.3 Quick Start List for Stand-Alone Follow these steps to use the TP A6030A4EVM stand-alone or when connecting it to existing circuits or equipment. Connections to the TP A6030A4 module header pins can be made via individual sockets, wire-wrapping, or soldering to the pins, either on the top or the [...]

  • Page 19

    Quick Start List for Stand-Alone 2-7 Quick Start - Evaluation Module Preparations 6) T o force the EVM into a BTL output mode, set jumper J1 to OFF . T o force the EVM into a SE output mode, set jumper J1 to ON . 7) T o force the EVM into using the LINE inputs, set jumper J2 to OFF . T o force the EVM into using HP inputs, set jumper J2 to ON . - C[...]

  • Page 20

    Quick Start List for Stand-Alone 2-8 Quick Start Figure 2 – 4. TP A6030A4EVM Connected for Stereo Bridge-Tied Load (BTL) Output Audio Input Audio Input External Shut Down Control (active low) Right Left Power Supply T able 2 – 4. T ypical TP A6030A4EVM Jumper Settings for BTL Stand-Alone EVM J1 J2 J3 TP A6030A4 OFF OFF OFF Note: ON = Shunt inst[...]

  • Page 21

    3-1 Reference Reference This chapter contains reference information pertaining to the layout and schematic of the TP A6030A4EVM. Also included is the volume control table for the TP A6030A4. T opic Page 3.1 TP A6030A4EVM Layout and Schematic 3 – 1 . . . . . . . . . . . . . . . . . . . . . . . . . 3.2 TP A6030A4 Audio Power Amplifier Evaluation Mo[...]

  • Page 22

    TP A6030A4EVM Layout and Schematic 3-2 Reference 3.1 TP A6030A4EVM Layout and Schematic Figure 3 – 1. TP A6030A4 EVM T op Layer Figure 3 – 2. TP A6030A4EVM Bottom Layer[...]

  • Page 23

    TP A6030A4EVM Layout and Schematic 3-3 Reference Figure 3 – 3. TP A6030A4EVM Schematic + + V CC RIN1 – RIN1+ RIN2 – RIN2+ LIN1 – LIN1+ LIN2 – LIN2+ LOUT – NC ROUT – SEMAX RPV CC GND LOUT+ LPV CC BYP ASS GND CLK VREF SEDIFF VOLUME GND ROUT+ SHUTDOWN IN2/IN1[...]

  • Page 24

    TP A6030A4 Audio Power Amplifier Evaluation Module Parts List 3-4 Reference 3.2 TP A6030A4 Audio Power Amplifier Evaluation Module Parts List T able 3 – 1. TP A6030A4EVM Parts List Reference Description Size EVM Qty . Manufacturer/ Part Number Distributor ’ s Number C9, C1 1, C12, C15 Capacitor , 1 µ F, 80%/ – 20%, nonpolarized, 16 V 0805 4 [...]

  • Page 25

    V olume Control 3-5 Reference 3.3 V olume Control T able 3 – 2. V olume Control (V CC = 12 V , No Load, SEDIFF = 0 V , SEMAX = 5VREF) V oltage On VOLUME Pin as a Percenatge of 5VREF Speaker V olume (dB) Headphone V olume (dB) 0 – 10 – 80.00 – 86.00 10 – 12.6 – 40.00 – 46.00 12.6 – 15.2 – 37.47 – 43.47 15.2 – 18 – 34.93 – 4[...]