Texas Instruments SLOU082 manual Feature Highlights

Models: SLOU082

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Feature Highlights

1.1 Feature Highlights

The TI TPA032D03 mono class-D audio power amplifier evaluation module and the TI plug-n-play audio amplifier evaluation platform include the following features:

- TPA032D03 Mono Class-D Audio Power Amplifier with Stereo Head- phone Amplifier Evaluation Module

JInternal depop circuitry to greatly reduce turn-on transients in outputs

JSingle channel, class D bridge-tied load (BTL) only operation

J12 V operation

J10 W BTL output into 4 Ω at 12 V

JLow current consumption in shutdown/mute mode (20 A/10 mA) ??

JInternal gain set to 25 dB

JIC shutdown, mute, and mode control inputs Ð TTL logic level

JHigh efficiency

JClass AB stereo headphone driver Ð capable of 50 mW into 32 Ω

JOnboard stereo headphone output jack

JCE tested and approved.

-Quick and Easy Configuration With the TI Plug-N-Play Audio Amplifier Evaluation Platform

JEvaluation module is designed to simply plug into the platform, automatically making all signal, control, and power connections

JPlatform provides flexible power options

JJumpers on the platform select power and module control options

JSwitches on the platform route signals

JPlatform provides quick and easy audio input and output connections

-Platform Power Options

JExternal 5-V ± 15-V VCC supply inputs

JExternal regulated VDD supply input

JSocket for onboard 5 V/3.3 V VDD voltage regulator EVM

JOnboard overvoltage and reverse polarity power protection

-Platform Audio Input and Output Connections

JLeft and right RCA phono jack inputs

JMiniature stereo phone jack input

JLeft and right RCA phono jack outputs

JLeft and right compression speaker terminal outputs

JMiniature stereo headphone jack output

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Introduction

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Texas Instruments SLOU082 manual Feature Highlights

SLOU082 specifications

Texas Instruments SLOU082 is a technical document primarily focused on the TPS7A47 device, which is an enhanced, low-noise linear voltage regulator designed for world-class performance in sensitive analog applications. This document explains the features, technologies, and characteristics that set the TPS7A47 apart in the industry.

One of the main features of the TPS7A47 is its ultra-low output noise, boasting a remarkable specification of just 1.2 μVRMS across a bandwidth of 10 Hz to 100 kHz. This characteristic makes it an ideal choice for high-precision, low-noise applications such as RF and audio signal processing, where minimizing noise is crucial for system performance. Additionally, the device offers a wide output voltage range from 1.4 V to 20 V, providing flexibility in various applications.

The TPS7A47 operates with a maximum output current of 1 A, enabling it to support multiple loads efficiently. Its dropout voltage is impressively low, particularly at light load conditions, ensuring high-efficiency performance in battery-powered applications. This aspect significantly extends battery life, making it suitable for portable devices.

Another highlight is the PowerPAD package offered for the TPS7A47, which enhances thermal performance and simplifies PCB design. The integration of thermal protection ensures the regulator operates safely under various conditions, preventing potential damage due to overheating.

The TPS7A47 also includes features such as reverse current protection, which prevents current from flowing back into the input when the output voltage exceeds the input voltage. This feature enhances reliability and extends the longevity of the device in various circuit configurations.

In terms of control, the TPS7A47 utilizes a low-dropout architecture, ensuring steady voltage regulation with minimal input-to-output voltage differential. It also supports a wide range of capacitor types, which allows for flexibility in component selection in layout design.

Overall, the Texas Instruments SLOU082 document on the TPS7A47 provides detailed insights into one of the most effective voltage regulation solutions available today. With exceptional noise performance, a versatile voltage range, robust thermal management, and reliability characteristics, the TPS7A47 is an exemplary choice for engineers and designers aiming to achieve high-performance analog systems.