Texas Instruments TPA2011D1 - Manual
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Table of Contents:
- Page 2 – Operation; Power and Ground; Audio; Power Up; supply. Proper operation of the EVM begins.; TPA2011D1 Audio Power Amplifier Evaluation Module
- Page 3 – Reference; Figure 2. Bottom Layer
- Page 4 – TOP VIEW
- Page 5 – TPA2011D1 Audio Power Amplifier Evaluation Module Parts List; Description; Related Documentation From Texas Instruments; Short-Circuit Protection
- Page 6 – Copyright © 2008, Texas Instruments Incorporated
- Page 7 – IMPORTANT NOTICE; Products
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
Ω
and 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
..................................................................................................................
2
Operation
.....................................................................................................................
3
Reference
....................................................................................................................
4
Related Documentation From Texas Instruments
......................................................................
List of Figures
1
Top Layer
....................................................................................................................
2
Bottom Layer
................................................................................................................
3
TPA2011D1EVM Schematic Diagram
....................................................................................
List of Tables
1
TPA2011D1EVM Parts List
................................................................................................
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
Supply voltage range, V
DD
2.5 V to 5.5 V
Power supply current rating required
2.5 A
Continuous output power, P
O
: 4-
Ω
BTL, V
DD
= 5 V, THD+N = 10%
3.24 W
Audio input voltage, V
I
0 V to V
DD
Minimum load impedance, Z
L
4
Ω
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.
NanoFree is a trademark of Texas Instruments.
1
SLOU244 – December 2009
TPA2011D1 Audio Power Amplifier Evaluation Module
Copyright © 2009, Texas Instruments Incorporated
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Summary
Operation www.ti.com 2.1.1 Power and Ground 1. Ensure that the external power sources are set to OFF.2. Set the power supply voltage between 2.5 V and 5.5 V. When connecting the power supply to the EVM, attach the ground connection to the GND header pin first, and then connect the positive supplyto ...
D B D B www.ti.com Reference 3 Reference This section includes the EVM PCB layout reference, schematic, and parts list. 3.1 TPA2011D1EVM PCB Layers Figure 1. Top Layer Figure 2. Bottom Layer 3 SLOU244 – December 2009 TPA2011D1 Audio Power Amplifier Evaluation Module Submit Documentation Feedback Cop...
TOP VIEW C3 C2 C1 B1 B2 B3 A3 A2 A1 0.5in 0.5in VDD GND Vdd GND GND GND GND GND 0.5in 0.5in 0.5in 0.5in 0.5in 0.5in DNP TVS1 DNP TVS2 Vdd GND GND GND GND GND GND C7 1000pfd/100V C8 1000pfd/100V C1 0.1ufd/25V C2 0.1ufd/25V R2 150K R3 150K OUT - OUT + R1 100K Vdd GND S1 C10 4700pfd/50V R5 1.0K TP OUT+...
