Texas Instruments TPA2037D1, User Manual

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User's Guide
SLOU266 – December 2009
TPA2037D1 Audio Power Amplifier Evaluation Module
The TPA2037D1 is a 6-dB fixed-gain audio power amplifier evaluation module is a complete, low-power,
Class-D, mono audio power amplifier capable of delivering 1.46 W into 8
Ω and 2.57 W into 4 Ω at 1%
THD+N (YFF package). All components and the evaluation module are Pb-free. The TPA2037D1
evaluation module (EVM) consists of a TPA2037D1 device and all necessary components to evaluate it.
Contents
1 Introduction
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1
2 Operation
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1
3 Reference
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3
4 Related Documentation From Texas Instruments
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5
List of Figures
1 Top Layer
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3
2 Bottom Layer
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3
3 TPA2037D1EVM Schematic Diagram
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4
List of Tables
1 TPA2037D1EVM Parts List
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5
1 Introduction
This section provides an overview of the Texas Instruments (TI) TPA2037D1 NanoFree™ WCSP audio
amplifier evaluation module (TPA2037D1EVM). It includes a brief description of the module and a list of
EVM specifications.
1.1 TPA2037D1EVM 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 TPA2037D1EVM.
2.1 Quick Start for Stand-Alone Operation
Use the following steps when operating the TPA2037D1EVM stand-alone or when connecting the EVM
into existing circuits or equipment.
NanoFree is a trademark of Texas Instruments.
1 SLOU266 – December 2009 TPA2037D1 Audio Power Amplifier Evaluation Module
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