Texas Instruments PurePath TPA3251D2EVM User Manual
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Texas Instruments PurePath TPA3251D2EVM User Manual

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This user's guide describes the operation of the evaluation module (TPA3251D2EVM) for the TPA3251D2
175-W Stereo/350-W mono PurePath™ Ultra-HD Analog Input Power Stage. The user's guide also
provides design information, which includes schematic, BOM, and PCB layout. For questions and support
go to the E2E forums (e2e.ti.com).
The main contents of this document are:
•
Hardware descriptions and implementation
•
Design information
Related documents:
•
TPA3251D2 Data Sheet (SLASE40)
1
1.1
1.2
1.3
1.4
2
2.1
TPA3251D2EVM Setup
2.2
2.3
3
3.1
3.2
3.3
4
4.1
4.2
4.3
4.4
1
2
3
4
5
TPA3251D2EVM Board Dimension
6
TPA3251D2EVM Schematic
1
2
3
4
Bill of Materials
PurePath is a trademark of Texas Instruments.
SLVUAG8A - September 2015 - Revised October 2015
Submit Documentation Feedback
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Copyright © 2015, Texas Instruments Incorporated
SLVUAG8A - September 2015 - Revised October 2015
Contents
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List of Figures
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List of Tables
User's Guide
TPA3251D2EVM
TPA3251D2EVM
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Summary of Contents for Texas Instruments PurePath TPA3251D2EVM

  • Page 1: Table Of Contents

    Frequency Adjust Master Mode Selection ................... Fault and Clip Overtemperature Status ......................Mode Selection Pins ......................Bill of Materials PurePath is a trademark of Texas Instruments. SLVUAG8A – September 2015 – Revised October 2015 TPA3251D2EVM Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...

  • Page 2: Hardware Overview

    Hardware Overview The TPA3251D2EVM PurePath™ Ultra-HD evaluation module demonstrates the TPA3251D2DDV integrated circuit from Texas Instruments. The TPA3251D2DDV is a high-performance, high-power, class- D amplifier that enables true premium sound quality with high efficiency class-D technology. It features an advance integrated feedback design and high-speed gate driver error correction (PurePath Ultra-HD), which enables ultra-low distortion across the audio band and superior audio quality.

  • Page 3: Tpa3251D2Evm Frequency Adjust

    BTL or PBTL, not SE. For SE output configuration J4 and/or J19 jumpers for that channel must be set to the DIFF position, so the input signal INx is mapped directly to OUTx. SLVUAG8A – September 2015 – Revised October 2015 TPA3251D2EVM Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...

  • Page 4: Tpa3251D2Evm Clip Overtemperature And Fault Indicators

    Overload (OLP) or undervoltage (UVP). Junction temperature lower than 125°C. Junction temperature higher than 125°C (overtemperature warning) Junction temperature lower than 125°C and no OLP or UVP faults (normal operation) TPA3251D2EVM SLVUAG8A – September 2015 – Revised October 2015 Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...

  • Page 5: Tpa3251D2Evm Setup

    Power supply 5–14 A/18–38 V • Two 3–8 Ω (≈100 W) speakers/resistor loads • Four speaker/banana cables • RCA input cables • Analog output audio source SLVUAG8A – September 2015 – Revised October 2015 TPA3251D2EVM Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...

  • Page 6: Hardware Default Setup Btl (2.0)

    EVM is powered up correctly with jumpers in their default state. Start the media player of your choice and enjoy the enhanced audio performance TPA3251D2 provides as a quick check of the setup. TPA3251D2EVM SLVUAG8A – September 2015 – Revised October 2015 Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...

  • Page 7: Using Tpa3251D2Evm In Different Output Configurations

    DIFF. NOTE: OUTC and OUTD are the single-ended output channels and OUTA and OUTB are the BTL channel for 2.1 operations. SLVUAG8A – September 2015 – Revised October 2015 TPA3251D2EVM Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...

  • Page 8: Pbtl (0.1) Output Operation

    Replacing the bulk capacitors on the TPA3251D2EVM with 3300 µF or more capacitance may be necessary, depending on the power supply used. TPA3251D2EVM SLVUAG8A – September 2015 – Revised October 2015 Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...

  • Page 9: Board Layouts, Bill Of Materials, And Schematic

    Figure 3 Figure 4 illustrate the board layouts for the EVM. Figure 3. TPA3251D2EVM Top Composite Assembly Figure 4. TPA3251D2EVM Bottom Composite Assembly SLVUAG8A – September 2015 – Revised October 2015 TPA3251D2EVM Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...

  • Page 10: Tpa3251D2Evm Board Dimension

    Board Layouts, Bill of Materials, and Schematic www.ti.com TPA3251D2EVM Board Dimension Figure 5 illustrates the TPA3251D2EVM board dimensions 140 mm × 120 mm. Figure 5. TPA3251D2EVM Board Dimension TPA3251D2EVM SLVUAG8A – September 2015 – Revised October 2015 Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...

  • Page 11: Bill Of Materials

    RCA Jack, Red, R/A, TH PC Mount Phono Keystone Jack-Red, TH J4, J5, J6, J19 Header, 100mil, 3x1, Gold, TH PBC03SAAN PBC03SAAN Sullins Connector Solutions SLVUAG8A – September 2015 – Revised October 2015 TPA3251D2EVM Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...
  • Page 12 Dual Low-Noise Operational Amplifier, 10 to 30 V, 0 D0008A NE5532ADR Texas Instruments to 70 degC, 8-pin SOIC (D0008A), Green (RoHS & no Sb/Br) TPA3251D2EVM SLVUAG8A – September 2015 – Revised October 2015 Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...
  • Page 13 RES, 10.0 k, 1%, 0.1 W, 0603 0603 CRCW060310K0FKEA Vishay-Dale R54, R55, R56, RES, 3.3, 5%, 0.75 W, 2010 2010 CRCW20103R30JNEF Vishay-Dale SLVUAG8A – September 2015 – Revised October 2015 TPA3251D2EVM Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...

  • Page 14: Tpa3251D2Evm Schematic

    10.0k 0.1uF 1.00k 1.00k 22pF 1µF RESET RESET FAULT CLIP_OTW Orange FAULT 1µF 3.30k 0.1uF MONITORS TPS3802K33DCKR RESET Figure 6. TPA3251D2EVM Schematic TPA3251D2EVM SLVUAG8A – September 2015 – Revised October 2015 Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...
  • Page 15 Changed part number in the HEATSINK row of the BOM. NOTE: Page numbers for previous revisions may differ from page numbers in the current version. SLVUAG8A – September 2015 – Revised October 2015 Revision History Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated...
  • Page 16 STANDARD TERMS AND CONDITIONS FOR EVALUATION MODULES Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, or documentation (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms and conditions set forth herein. Acceptance of the EVM is expressly subject to the following terms and conditions.
  • Page 17 FCC Interference Statement for Class B EVM devices NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
  • Page 18 【無線電波を送信する製品の開発キットをお使いになる際の注意事項】 開発キットの中には技術基準適合証明を受けて いないものがあります。 技術適合証明を受けていないもののご使用に際しては、電波法遵守のため、以下のいずれかの 措置を取っていただく必要がありますのでご注意ください。 1. 電波法施行規則第6条第1項第1号に基づく平成18年3月28日総務省告示第173号で定められた電波暗室等の試験設備でご使用 いただく。 2. 実験局の免許を取得後ご使用いただく。 3. 技術基準適合証明を取得後ご使用いただく。 なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものとします。 上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。 日本テキサス・イ ンスツルメンツ株式会社 東京都新宿区西新宿６丁目２４番１号 西新宿三井ビル 3.3.3 Notice for EVMs for Power Line Communication: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page 電力線搬送波通信についての開発キットをお使いになる際の注意事項については、次のところをご覧くださ い。http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page SPACER EVM Use Restrictions and Warnings: 4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOT LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS.
  • Page 19 Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief in any United States or foreign court. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2015, Texas Instruments Incorporated...
  • Page 20 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, enhancements, improvements and other changes to its semiconductor products and services per JESD46, latest issue, and to discontinue any product or service per JESD48, latest issue.
  • Page 21 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Texas Instruments TPA3251D2EVM...

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