Texas Instruments TPA102 MSOP manual Features

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Platform power options Onboard 9-V battery
External 5-V15-V (VCC) supply inputs External regulated VDD supply input
Quick and easy configuration with the TI plug-n-play audio amplifier Jevaluation platform
Evaluation module is designed to simply plug into the platform, automatically making all signal, control, and power connections
Platform provides flexible power options
Jumpers on the platform select power and module control options

Features

1.1 Features

The TI TPA102 MSOP audio amplifier evaluation module and the TI -plug-n-play audio amplifier evaluation platform include the following features:

TPA102 MSOP stereo audio power amplifier evaluation module

Dual channel, single-ended operation

150 mW output power into 8 at 5 V

J2.5-V to 5.5-V operation

Very low distortion — THD+N is less than 0.01% at 1 kHz and less than 0.03% from 20 Hz to 20 kHz into 10-kloads, less than 0.02% at 1 kHz and less than 0.4% from 20 Hz to 20 kHz into 32-loads, and less than 0.05% at 1 kHz and less than 0.8% from 20 Hz to 20 kHz into 8-loads

Extremely low current consumption in shutdown mode

JInternal thermal and short-circuit protection

-Internal pop reduction circuitry

JSwitches on the platform route signals

-Platform provides quick and easy audio input and output connections

JSocket for onboard 5-V VDD voltage regulator EVM

-Onboard overvoltage and reverse polarity power protection

Platform audio input and output connections

Left and right RCA phono jack inputs

Miniature stereo phone jack input

Left and right RCA phono jack outputs

JLeft and right compression speaker terminal outputs Miniature stereo headphone jack output

1-2

Introduction

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Contents User’s Guide Important Notice Preface Related Documentation-From Texas InstrumentsFCC Warning Contents Figures TablesIntroduction Features TPA102 Msop EVM Specifications DescriptionIntroduction Quick Start EVM JP6 JP7 JP8Precautions Power Input AudioQuick Start List for Platform Platform preparationsQuick Start List for Stand-Alone Details TI Plug-N-Play Audio Amplifier Evaluation Platform TPA102 Msop Audio Power Amplifier Evaluation Module TPA102 Msop EVM1 TPA102 Audio Amplifier IC TPA102 Amplifier ICModule Gain ShutdownInstalling and Removing EVM Boards EVM InsertionSignal Routing Signal ConditioningShutdown Polarity Control Power Requirements Inputs and Outputs InputsUsing the TPA102 Msop EVM Stand-Alone 1 TPA102 Msop EVM Connected as a Stereo Headphone AmplifierTPA102 Msop EVM Parts List

TPA102 MSOP specifications

The Texas Instruments TPA102 is a highly efficient class-D audio amplifier designed specifically for portable applications, making it an ideal choice for devices like smartphones, tablets, and other battery-operated electronics. One of its standout features is its ability to deliver powerful output while maintaining a small footprint, thanks to its MSOP (Micro Small Outline Package) design. This compact packaging allows designers to implement the TPA102 in space-constrained environments without sacrificing performance.

A key characteristic of the TPA102 is its efficient power consumption. The amplifier is capable of delivering substantial output power with minimal distortion, which is critical for ensuring high-quality audio playback. It supports a wide range of supply voltages, typically from 2.5V to 5.5V, making it versatile for various applications. With a typical output power of 1W into an 8-ohm load, the TPA102 excels in delivering clean audio signal without considerable heat generation, which is particularly beneficial in battery-powered devices where thermal management can be a challenge.

The TPA102 incorporates several innovative technologies that contribute to its performance. One such technology is the elimination of output filter components, which simplifies the design and reduces the overall cost. Additionally, the device features integrated protection mechanisms that prevent overheating and short-circuiting, thereby enhancing reliability. This combination of efficiency and durability makes the TPA102 suitable for rugged and demanding audio applications.

Another impressive aspect of the TPA102 is its low total harmonic distortion (THD), which ensures that the audio signal remains clear and true to the original input. Coupled with an excellent signal-to-noise ratio, the TPA102 is designed to provide an immersive listening experience in various audio setups.

Moreover, the TPA102 supports multiple operating modes, including shutdown mode that significantly reduces power consumption when the device is not in use. This feature is especially beneficial in portable applications where battery life is a crucial consideration.

In summary, the Texas Instruments TPA102 MSOP audio amplifier stands out for its compact size, efficient power consumption, and high-quality audio output. With advanced features and robust protection mechanisms, it is a reliable choice for designers seeking to develop cutting-edge audio solutions in portable devices.