TDA7491LP13TR

Introduction

The TDA7491LP13TR is a versatile audio amplifier integrated circuit designed for use in various audio applications. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Product Overview

• Category: Audio Amplifier IC
• Use: The TDA7491LP13TR is used to amplify audio signals in a wide range of applications, including home audio systems, portable speakers, and automotive sound systems.
• Characteristics: This IC offers high efficiency, low distortion, and excellent audio performance, making it suitable for demanding audio applications.
• Package: The TDA7491LP13TR is available in a compact and industry-standard PowerSSO-36 package.
• Essence: The essence of this product lies in its ability to deliver high-quality amplified audio output with minimal distortion and power consumption.
• Packaging/Quantity: The TDA7491LP13TR is typically supplied in reels containing a specific quantity based on customer requirements.

Specifications

• Power Supply Voltage: 8V to 26V
• Output Power: Up to 50W per channel
• Total Harmonic Distortion (THD): <0.1%
• Signal-to-Noise Ratio (SNR): >100dB
• Operating Temperature Range: -40°C to 85°C
• Package Type: PowerSSO-36

Detailed Pin Configuration

The TDA7491LP13TR features a comprehensive pin configuration that includes input, output, power supply, and control pins. A detailed pinout diagram can be found in the product datasheet.

Functional Features

• High Efficiency: The TDA7491LP13TR utilizes advanced amplifier architecture to achieve high efficiency, minimizing power dissipation and heat generation.
• Low Distortion: This IC is designed to deliver low distortion audio output, ensuring faithful reproduction of the input signal.
• Integrated Protection Circuitry: It incorporates protection features such as overcurrent and thermal shutdown to safeguard the IC and connected components.

Advantages and Disadvantages

Advantages

• High efficiency
• Low distortion
• Integrated protection features
• Wide operating voltage range

Disadvantages

• Higher cost compared to some lower-power alternatives
• Requires careful PCB layout for optimal performance

Working Principles

The TDA7491LP13TR operates as a class D audio amplifier, utilizing pulse-width modulation (PWM) techniques to efficiently amplify the input audio signal. By rapidly switching the output transistors, it minimizes power loss and heat generation while delivering high-quality audio output.

Detailed Application Field Plans

The TDA7491LP13TR is well-suited for a range of audio applications, including: - Home audio systems - Portable Bluetooth speakers - Automotive infotainment systems - Professional audio equipment

Detailed and Complete Alternative Models

• TDA7492P: Lower power variant suitable for smaller audio systems
• TDA8954TH/N1: High-power audio amplifier IC for professional audio applications
• TPA3116D2: Class D amplifier with similar power output and features

In conclusion, the TDA7491LP13TR is a highly capable audio amplifier IC with a wide range of applications, offering high efficiency, low distortion, and integrated protection features. Its versatility and performance make it a popular choice for audio system designers seeking reliable and high-quality amplification solutions.

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