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TDA7492P13TR
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TDA7492P13TR

Introduction

The TDA7492P13TR is a class-D audio amplifier integrated circuit designed for use in audio applications. This entry provides an overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Integrated Circuit
  • Use: Audio Amplification
  • Characteristics: Class-D, High Efficiency
  • Package: PowerSSO-36
  • Essence: Efficient Audio Amplification
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Output Power: Up to 25W per channel
  • Operating Voltage: 8V to 26V
  • Total Harmonic Distortion (THD): < 0.1%
  • Signal-to-Noise Ratio (SNR): > 100dB
  • Efficiency: > 90%

Detailed Pin Configuration

The TDA7492P13TR features a 36-pin PowerSSO package with detailed pin configurations for power supply, input signals, output channels, and control signals. Refer to the datasheet for the complete pinout diagram.

Functional Features

  • High Efficiency Class-D Operation
  • Overcurrent and Thermal Protection
  • Mute and Standby Modes
  • Short-Circuit Protection
  • Integrated Gain Control

Advantages and Disadvantages

Advantages

  • High Efficiency
  • Compact Package
  • Built-in Protection Features
  • Wide Operating Voltage Range

Disadvantages

  • Higher EMI Potential Compared to Class-AB Amplifiers
  • Sensitive to Output Load Variations

Working Principles

The TDA7492P13TR operates on the principle of pulse-width modulation (PWM) to amplify audio signals efficiently. It utilizes a bridge-tied load (BTL) configuration to drive speakers and minimizes power dissipation.

Detailed Application Field Plans

The TDA7492P13TR is suitable for various audio amplification applications, including: - Portable Bluetooth Speakers - Home Theater Systems - Automotive Infotainment Systems - Multimedia Monitors

Detailed and Complete Alternative Models

  • TDA7492: Similar performance with different package options
  • TPA3116D2: Comparable class-D audio amplifier with integrated features
  • STA333BW: Alternative solution with advanced signal processing capabilities

In conclusion, the TDA7492P13TR offers high-efficiency audio amplification in a compact package, making it suitable for a wide range of applications. Its integrated protection features and wide operating voltage range make it a versatile choice for audio system designers.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av TDA7492P13TR i tekniska lösningar

  1. What is the TDA7492P13TR?

    • The TDA7492P13TR is a class D audio amplifier integrated circuit designed for use in various audio applications.

  2. What is the maximum output power of the TDA7492P13TR?

    • The TDA7492P13TR can deliver up to 25 watts per channel into a 4-ohm load with a 21V supply voltage.

  3. What are the typical applications of the TDA7492P13TR?

    • The TDA7492P13TR is commonly used in portable speakers, home audio systems, and automotive audio amplifiers.

  4. What is the input voltage range for the TDA7492P13TR?

    • The TDA7492P13TR has an input voltage range of 4.5V to 26V, making it suitable for a wide range of power supply configurations.

  5. Does the TDA7492P13TR require external heat sinks?

    • Yes, the TDA7492P13TR typically requires external heat sinks to dissipate heat generated during operation.

  6. What is the efficiency of the TDA7492P13TR?

    • The TDA7492P13TR has a high efficiency of up to 90%, making it suitable for battery-powered applications.

  7. Can the TDA7492P13TR operate in bridge-tied load (BTL) configuration?

    • Yes, the TDA7492P13TR can be configured for BTL operation to drive higher power loads.

  8. What are the key protection features of the TDA7492P13TR?

    • The TDA7492P13TR includes protection against overtemperature, overvoltage, undervoltage, and output short circuits.

  9. Is the TDA7492P13TR compatible with Bluetooth or Wi-Fi modules?

    • Yes, the TDA7492P13TR can be integrated with Bluetooth or Wi-Fi modules for wireless audio streaming applications.

  10. What are the recommended PCB layout guidelines for the TDA7492P13TR?

    • The TDA7492P13TR datasheet provides detailed guidelines for PCB layout to ensure optimal performance and reliability.