Texas Instruments PurePath TPA3251D2EVM, User Manual, Page: 1 / 21

User's Guide
SLVUAG8A – September 2015 – Revised October 2015
TPA3251D2EVM
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 )
Contents
1 Hardware Overview
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1.1 TPA3251D2EVM Features
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1.2 TPA3251D2EVM Frequency Adjust
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1.3 TPA3251D2EVM Single-Ended and Differential Input
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1.4 TPA3251D2EVM Clip Overtemperature and Fault Indicators
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4
2 TPA3251D2EVM Setup
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2.1 TPA3251D2EVM Setup
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2.2 Hardware Requirements
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2.3 Hardware Default Setup BTL (2.0)
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3 Using TPA3251D2EVM in Different Output Configurations
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3.1 BTL Plus Two SE (2.1) Operation
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3.2 PBTL (0.1) Output Operation
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3.3 Single-Ended (SE) Output (4.0) Operation
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4 Board Layouts, Bill of Materials, and Schematic
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4.1 TPA3251D2EVM Board Layouts
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4.2 TPA3251D2EVM Board Dimension
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4.3 Bill of Materials
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4.4 TPA3251D2EVM Schematic
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List of Figures
1 TPA3251D2EVM
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2 TPA3251D2EVM Connections
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3 TPA3251D2EVM Top Composite Assembly
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4 TPA3251D2EVM Bottom Composite Assembly
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5 TPA3251D2EVM Board Dimension
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6 TPA3251D2EVM Schematic
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List of Tables
1 Frequency Adjust Master Mode Selection
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2 Fault and Clip Overtemperature Status
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3 Mode Selection Pins
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4 Bill of Materials
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PurePath is a trademark of Texas Instruments.
1 SLVUAG8A – September 2015 – Revised October 2015 TPA3251D2EVM
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