STMicroelectronics
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TDA7396
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TDA7396

Introduction

The TDA7396 is an integrated circuit belonging to the category of audio power amplifiers. It is commonly used in automotive audio systems to amplify sound signals and drive speakers. This amplifier is known for its high-quality audio output, compact package, and efficient performance.

Basic Information Overview

  • Category: Audio Power Amplifier
  • Use: Amplification of sound signals in automotive audio systems
  • Characteristics: High-quality audio output, compact design, efficient performance
  • Package: Multiwatt15V
  • Essence: High-fidelity audio amplification for automotive applications
  • Packaging/Quantity: Typically sold in reels or tubes containing multiple units

Specifications

  • Maximum Supply Voltage: 18V
  • Output Power: 4 x 40W (at 14.4V, 1kHz, 10%)
  • Total Harmonic Distortion: 0.05% (at 1W, 1kHz)
  • Signal-to-Noise Ratio: 90dB
  • Operating Temperature Range: -40°C to 105°C

Detailed Pin Configuration

The TDA7396 features a 15-pin configuration with specific pins dedicated to power supply, input signals, and speaker outputs. The detailed pinout is as follows: 1. VP: Power Supply Voltage 2. VCC: Power Supply Voltage 3. IN1: Input 1 4. IN2: Input 2 5. GND: Ground 6. SVR: Standby/Mute 7. OUT1: Output 1 8. OUT2: Output 2 9. OUT3: Output 3 10. OUT4: Output 4 11. GND: Ground 12. FILT: Filter Capacitor 13. FILT: Filter Capacitor 14. GND: Ground 15. GND: Ground

Functional Features

  • High-Fidelity Amplification: Delivers clear and powerful audio output
  • Standby/Mute Function: Allows for power-saving and muting of the amplifier
  • Short-Circuit Protection: Ensures safety and reliability of the amplifier and connected components

Advantages and Disadvantages

Advantages

  • High-quality audio amplification
  • Compact design
  • Efficient performance
  • Standby/mute function for power-saving

Disadvantages

  • Limited output power compared to some higher-end amplifiers
  • Requires additional heat dissipation measures for prolonged high-power operation

Working Principles

The TDA7396 operates by amplifying low-level audio signals from the input sources and delivering them to the connected speakers with increased power and fidelity. It utilizes internal circuitry to process and amplify the signals while ensuring protection against short circuits and thermal issues.

Detailed Application Field Plans

The TDA7396 is primarily designed for use in automotive audio systems, including car stereos and entertainment setups. Its compact size and efficient performance make it suitable for integration into various vehicle models, providing enhanced audio experiences for drivers and passengers.

Detailed and Complete Alternative Models

  • TDA7377: A similar audio power amplifier with lower output power but compatible characteristics
  • TDA7850: An alternative with higher output power and additional features for premium automotive audio systems

In conclusion, the TDA7396 audio power amplifier offers high-quality amplification for automotive audio applications, combining efficiency and compactness to meet the demands of modern vehicle audio systems.

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Énumérez 10 questions et réponses courantes liées à l'application de TDA7396 dans les solutions techniques

Sure, here are 10 common questions and answers related to the application of TDA7396:

  1. What is TDA7396?

    • TDA7396 is a quad bridge amplifier integrated circuit designed for car radio applications.

  2. What is the maximum output power of TDA7396?

    • The maximum output power of TDA7396 is typically 45 watts per channel in a 4-ohm load.

  3. What is the supply voltage range for TDA7396?

    • The supply voltage range for TDA7396 is typically between 8V and 18V.

  4. What is the typical input sensitivity of TDA7396?

    • The typical input sensitivity of TDA7396 is around 150mV.

  5. What is the recommended operating temperature range for TDA7396?

    • The recommended operating temperature range for TDA7396 is usually between -40°C and 105°C.

  6. Can TDA7396 be used in bridged mode?

    • Yes, TDA7396 can be used in bridged mode to drive higher power loads.

  7. What kind of protection features does TDA7396 have?

    • TDA7396 includes various protection features such as short-circuit protection, thermal shutdown, and overvoltage protection.

  8. What type of package does TDA7396 come in?

    • TDA7396 is typically available in a multiwatt15V package.

  9. What are the typical applications of TDA7396?

    • TDA7396 is commonly used in car audio systems, amplifiers, and other automotive audio applications.

  10. Is TDA7396 suitable for use in high-power audio systems?

    • Yes, TDA7396 is suitable for use in high-power audio systems, especially in automotive environments where robustness and reliability are important.