TDA7269A

Product Overview

Category

TDA7269A belongs to the category of audio amplifier integrated circuits.

Use

It is primarily used for amplifying audio signals in various electronic devices such as televisions, radios, and multimedia systems.

Characteristics

• TDA7269A is a dual bridge amplifier with a maximum output power of 20W per channel.
• It operates on a wide supply voltage range of 6V to 18V.
• The amplifier has low distortion and noise levels, ensuring high-quality audio output.
• It offers thermal protection and short-circuit protection features, enhancing its reliability.

Package

TDA7269A is available in a compact and industry-standard package known as Multiwatt15. This package ensures easy integration into different electronic systems.

Essence

The essence of TDA7269A lies in its ability to provide high-quality audio amplification while maintaining low distortion and noise levels.

Packaging/Quantity

The TDA7269A is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of integrated circuits. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage Range: 6V to 18V
• Output Power: 20W per channel
• Total Harmonic Distortion: <0.5%
• Signal-to-Noise Ratio: >80dB
• Operating Temperature Range: -40°C to +150°C

Detailed Pin Configuration

The TDA7269A integrates multiple pins for different functions. Here is the detailed pin configuration:

1. VCC: Positive supply voltage input
2. GND: Ground reference
3. IN1: Input 1
4. IN2: Input 2
5. MUTE: Mute control input
6. ST-BY: Standby control input
7. OUT1: Output 1
8. OUT2: Output 2

Functional Features

• Dual bridge amplifier configuration for stereo audio amplification.
• Mute and standby control inputs for enhanced user control.
• Thermal and short-circuit protection for increased reliability.
• Wide supply voltage range allows compatibility with various systems.

Advantages and Disadvantages

Advantages

• High-quality audio amplification with low distortion and noise levels.
• Compact package for easy integration into different electronic devices.
• Thermal and short-circuit protection features enhance reliability.

Disadvantages

• Limited output power compared to higher wattage amplifiers.
• Requires an external power supply for operation.

Working Principles

TDA7269A operates on the principle of amplifying audio signals using a dual bridge configuration. It takes input audio signals, amplifies them, and delivers the amplified signals to the respective output channels. The amplifier ensures low distortion and noise levels, resulting in high-quality audio output.

Detailed Application Field Plans

TDA7269A finds applications in various electronic devices where audio amplification is required. Some of the detailed application field plans include:

1. Televisions: TDA7269A can be used to amplify audio signals in television sets, providing improved sound quality.
2. Radios: It can enhance the audio output of radios, ensuring clear and powerful sound.
3. Multimedia Systems: TDA7269A can be integrated into multimedia systems, delivering high-fidelity audio for an immersive experience.

Detailed and Complete Alternative Models

• TDA7269: Similar to TDA7269A, this model offers the same functionality but may have slight differences in specifications.
• TDA7267: This alternative model provides lower output power but can be suitable for applications with lower power requirements.
• TDA7297: A higher-powered alternative, offering up to 15W per channel, making it suitable for applications requiring more amplification.

In conclusion, TDA7269A is an audio amplifier integrated circuit that provides high-quality audio amplification with low distortion and noise levels. Its compact package, thermal protection, and wide supply voltage range make it suitable for various electronic devices. However, it has limited output power compared to higher wattage amplifiers. The detailed pin configuration, functional features, working principles, application field plans, and alternative models provide a comprehensive understanding of this product's capabilities and usage.