User's Guide

SLOU244–December 2009
TPA2011D1 Audio Power Amplifier Evaluation Module
The TPA2011D1 audio power amplifier evaluation module is a complete, low-power, Class-D, mono audio
power amplifier capable of delivering 1.47 W into 8 Ωand 2.57 W into 4 ohms at 1% THD+N (YFF
package). All components and the evaluation module are Pb-free. The TPA2011D1 evaluation module
(EVM) consists of a TPA2011D1 device and all necessary components to evaluate it.
Contents
1 Introduction .................................................................................................................. 1
2 Operation ..................................................................................................................... 1
3 Reference .................................................................................................................... 3
4 Related Documentation From Texas Instruments ...................................................................... 5
List of Figures
1 Top Layer .................................................................................................................... 3
2 Bottom Layer ................................................................................................................ 3
3 TPA2011D1EVM Schematic Diagram.................................................................................... 4
List of Tables
1 TPA2011D1EVM Parts List................................................................................................ 5

1 Introduction

This section provides an overview of the Texas Instruments (TI) TPA2011D1 NanoFree™ WCSP audio
amplifier evaluation module (TPA2011D1EVM). It includes a brief description of the module and a list of
EVM specifications.

1.1 TPA2011D1EVM Specifications

Supplyvoltage range, VDD 2.5 V to 5.5 V
Powersupply current rating required 2.5A
Continuousoutput power, PO: 4-ΩBTL, VDD = 5 V, THD+N = 10% 3.24W
Audioinput voltage, VI0 V to VDD
Minimumload impedance, ZL4Ω

2 Operation

This section describes how to operate the TPA2011D1EVM.

2.1 Quick Start for Stand-Alone Operation

Use the following steps when operating the TPA2011D1EVM stand-alone or when connecting the EVM
into existing circuits or equipment.
NanoFreeis a trademark of Texas Instruments.
1
SLOU244–December 2009 TPA2011D1Audio Power Amplifier Evaluation Module
SubmitDocumentation Feedback
Copyright© 2009, Texas Instruments Incorporated