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User's Guide
SLVUAM9 – December 2015
TPA3250D2EVM
This user’s guide describes the operation of the evaluation module (TPA3250D2EVM) for the TPA3250D2
175-W Stereo/350-W mono peak power PurePath™ Ultra-HD Analog Input Pad Down Class-D Amplifier.
The user’s guide also provides design information, which includes schematic, Bill of Material, and PCB
layout. For questions and support go to the E2E forums (
).
The main contents of this document are:
•
Hardware descriptions and implementation
•
Design information
Related documents:
•
TPA3250D2 Data Sheet (
Contents
1
Hardware Overview
..........................................................................................................
1.1
TPA3250D2EVM Features
........................................................................................
1.2
TPA3250D2EVM Frequency Adjust
..............................................................................
1.3
TPA3250D2EVM Single-Ended and Differential Input
.........................................................
1.4
TPA3250D2EVM Clip Overtemperature and Fault Indicators
................................................
2
TPA3250D2EVM Setup
.....................................................................................................
2.1
TPA3250D2EVM Setup
............................................................................................
2.2
Hardware Requirements
...........................................................................................
2.3
Hardware Default Setup BTL (2.0)
...............................................................................
3
Using TPA3250D2EVM in Different Output Configurations
............................................................
3.1
BTL Plus Two SE (2.1) Operation
................................................................................
3.2
PBTL (0.1) Output Operation
......................................................................................
3.3
Single-Ended (SE) Output (4.0) Operation
......................................................................
4
Board Layouts, Bill of Materials, and Schematic
........................................................................
4.1
TPA3250D2EVM Board Layouts
.................................................................................
4.2
TPA3250D2EVM Board Dimension
.............................................................................
4.3
Bill of Materials
....................................................................................................
4.4
TPA3250D2EVM Schematic
.....................................................................................
List of Figures
1
TPA3250D2EVM
.............................................................................................................
2
TPA3250D2EVM Connections
.............................................................................................
3
TPA3250D2EVM Top Composite Assembly
.............................................................................
4
TPA3250D2EVM Bottom Composite Assembly
........................................................................
5
TPA3250D2EVM Board Dimension
......................................................................................
6
TPA3250D2EVM Schematic
..............................................................................................
List of Tables
1
Frequency Adjust Master Mode Selection
................................................................................
2
Fault and Clip Overtemperature Status
...................................................................................
3
Mode Selection Pins
.........................................................................................................
4
Bill of Materials
.............................................................................................................
PurePath is a trademark of Texas Instruments.
1
SLVUAM9 – December 2015
TPA3250D2EVM
Copyright © 2015, Texas Instruments Incorporated