TDA2822M

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TDA2822M

+БОМ

IC AMP AB MONO/STER 2W 8MINI DIP

  • ПроизводительSTМикроэлектроника

  • Мфр. Часть #TDA2822M

  • Лист данных TDA2822M DataSheet

  • Пакет PDIP-8

  • В наличии5111

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Спецификации

Атрибут Ценность
Package / Case Tube
Part Status Obsolete
Type Class AB
Output Type 1-Channel (Mono) or 2-Channel (Stereo)
Max Output Powerx Channels @ Load 2W x 1 @ 16Ohm; 1W x 2 @ 8Ohm
Voltage - Supply 1.8V ~ 15V
Mounting Type Through Hole
Operating Temperature -40°C ~ 150°C (TJ)
Supplier Device Package 8-Mini DIP

Обзор

Description

The TDA2822M is a dual low-voltage audio power amplifier integrated circuit commonly used in portable audio devices, radios, and small speaker systems. Designed by STMicroelectronics, it operates efficiently on low voltage, typically from 1.8V to 15V, making it ideal for battery-powered applications. The IC can deliver output power up to 1W per channel, suitable for driving small speakers in bridge or stereo configurations.
Key features of the TDA2822M include high gain, low distortion, and minimal quiescent current, which enhances battery life. It also integrates thermal shutdown and short-circuit protection, ensuring durability and reliability. The chip is available in an 8-pin dual in-line package (DIP) or a surface-mount package, facilitating easy integration into small circuit boards.
Common applications include mini stereo systems, portable radios, and other small audio devices requiring low power amplification. Its simplicity and efficiency make the TDA2822M a popular choice for hobbyists and engineers in the audio electronics field.

Equivalent

The TDA2822M is a dual audio power amplifier chip commonly used in low-power applications. Equivalent or similar products include the LM386, which is a popular audio amplifier IC, and the KA2209, another dual audio amplifier IC. Other alternatives could be the NJM2073 and the TEA2025, depending on the specific requirements like power output and packaging. Always check the datasheets to ensure compatibility with your application.

Features

The TDA2822M is a dual low-voltage power amplifier commonly used in audio applications. Here are its key features:
1. Dual Channel: It is designed to drive two separate audio channels, making it ideal for stereo audio applications.
2. Low Voltage Operation: The amplifier operates at a low supply voltage, ranging from 1.8V to 15V, allowing for battery-powered applications.
3. Output Power: It can deliver output power of approximately 1W per channel into an 8-ohm load with a 6V supply, although exact power depends on supply voltage and load impedance.
4. Bridge Configuration: The device can be configured in bridge mode to increase output power for a single channel.
5. Compact Package: The TDA2822M is available in an 8-pin DIP or SOIC package, making it space-efficient for circuit boards.
6. Low Quiescent Current: It has a low quiescent current draw, enhancing battery life in portable applications.
7. Thermal Protection: Built-in thermal protection helps prevent damage from overheating.
8. Easy Implementation: Requires a minimal number of external components, simplifying circuit design.
These features make the TDA2822M suitable for small audio amplifiers in portable radios, televisions, and similar devices.

Pinout

The TDA2822M is a dual audio power amplifier IC, commonly used in low-power audio applications. It typically comes in an 8-pin dual in-line package (DIP-8) or a similar surface-mount package. Here's a quick overview of its pin configuration and function:
1. Pin 1 (OUTPUT 1): Output for channel 1.
2. Pin 2 (INPUT 1 -): Inverting input for channel 1.
3. Pin 3 (INPUT 1 +): Non-inverting input for channel 1.
4. Pin 4 (GND): Ground connection.
5. Pin 5 (INPUT 2 +): Non-inverting input for channel 2.
6. Pin 6 (INPUT 2 -): Inverting input for channel 2.
7. Pin 7 (OUTPUT 2): Output for channel 2.
8. Pin 8 (Vcc): Supply voltage input.
The TDA2822M is designed for delivering low-distortion audio amplification and can work in a bridge or stereo mode, driving small speakers directly. It is widely used in portable audio devices, toys, and other applications needing a simple and efficient audio amplifier.

Manufacturer

The TDA2822M is an audio amplifier integrated circuit, and it is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a broad range of semiconductor products. The company serves customers across different sectors, including automotive, industrial, personal electronics, and communications equipment. STMicroelectronics is known for its innovation and is involved in creating solutions for energy management, personal health, and the Internet of Things (IoT), among other technologies.

Application

The TDA2822M is a dual audio power amplifier commonly used in low-power audio applications. Its primary application areas include:
1. Portable Audio Devices: Used in battery-operated systems due to its low voltage requirements.
2. Headphone Amplifiers: Provides sufficient power for driving headphones.
3. Miniature Audio Systems: Suitable for small, compact audio devices.
4. TVs and Radios: Enhances audio output in compact television and radio sets.
5. Intercoms: Used in communication devices for amplifying audio signals.
6. Educational Projects: Popular in DIY and hobbyist electronics projects for learning about audio amplification.
Its versatility, low cost, and ease of integration make it ideal for these applications.

Package

The TDA2822M is an integrated audio amplifier typically housed in an 8-pin Dual In-line Package (DIP-8). This package is compact, suitable for low-power audio applications, and is commonly used in consumer electronics for driving small speakers or headphones.

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