TDA2822 IC: Datasheet, Price and Equivalent 2023

The TDA2822 IC is a popular dual audio amplifier integrated circuit known for its compact size and exceptional audio performance. This IC is widely used in various audio applications, from portable music players and radios to headphone amplifiers and small audio systems. With its low distortion, wide voltage range, and easy-to-implement design, the TDA2822 IC has become a favorite among electronics enthusiasts, hobbyists, and audio designers.

In this article, we will explore the datasheet, pricing, and equivalent options for the TDA2822 IC, providing valuable insights to help you make informed decisions when incorporating this audio amplifier chip into your electronic projects.

TDA2822 IC Description

The TDA2822 is an integrated circuit (IC) commonly used in audio amplifier applications. It is a dual low-voltage power amplifier with two independent amplifier channels in a single package. The IC is designed to operate with a wide supply voltage range and is widely used in battery-powered devices, portable audio players, radios, and other small audio applications.

low-voltage power amplifier -TDA2822

A low-voltage power amplifier is an electronic circuit or integrated circuit (IC) designed to amplify weak audio or electrical signals at low supply voltage levels. These amplifiers are commonly used in portable and battery-powered devices where energy efficiency and power conservation are crucial.

• Low Supply Voltage: The TDA2822 operates at a wide supply voltage range, typically from 1.8V to 15V, making it suitable for battery-powered and low-power applications.
• Energy Efficiency: With a low quiescent current and designed for low-voltage operation, the TDA2822 is energy-efficient, making it ideal for portable and battery-powered devices that require extended battery life.
• Small Form Factor: It is available in compact 8-pin Dual Inline Package (DIP) and surface-mount (SMD) packages, enabling it to be easily integrated into space-constrained designs.
• Audio Amplification: The primary application is audio signal amplification. It is commonly used for driving headphones, small speakers, and other audio output devices in portable audio players, radios, intercom systems, and more.
• Dual Channels: It has two independent amplifier channels, which makes it well-suited for stereo audio applications, providing separate amplification for both the left and right audio channels.
• Bridge-Tied Load (BTL) Capability: It can be configured in the Bridge-Tied Load mode to increase the output power, allowing it to drive certain speaker configurations with higher efficiency.
• Thermal and Short-Circuit Protection: It includes built-in thermal and short-circuit protection to ensure its safe operation and protect against damage in case of overheating or a short circuit.

TDA2822M Pinout

Pin descriptions:

1. OUT1: Output for Channel 1
2. OUT2: Output for Channel 2
3. GND: Ground
4. IN1: Input for Channel 1
5. IN2: Input for Channel 2
6. OUT4: Output for Bridge-Tied Load (BTL) Configuration
7. N.C.: No Connection (This pin is not internally connected and should be left unconnected)
8. Vcc: Supply Voltage

TDA2822M IC Circuit

TDA2822M 1W Amplifier Schematic Diagram

TDA2822 IC Specification

TDA2822 IC Application

The TDA2822 IC is commonly used in various audio amplifier applications due to its dual-channel configuration and low-voltage operation. Here are some of the typical applications of the TDA2822 IC include:

🔈Portable audio devices: The TDA2822 is widely used in battery-powered portable music players, MP3 players, and other handheld audio devices. Its low-voltage operation makes it suitable for extending battery life in such devices.

🔈Headphone amplifiers: The IC is frequently used as a headphone amplifier in portable audio devices and other audio equipment, providing a compact and efficient solution for driving headphones.

🔈Radios: The IC is employed in AM/FM radios, shortwave radios, and other radio receivers, providing audio amplification for the speakers or headphones.

🔈Intercom systems: The IC can be used in intercom systems for amplifying voice signals, allowing communication between different parts of a building or facility.

🔈Personal computer speakers: It can be utilized in small computer speaker systems, providing amplification for sound output from PCs and laptops.

TDA2822 IC Datasheet

Directly Download TDA2822 IC datasheet here>>

TDA2822 IC Price

The TDA2822 IC price is around $15. To find the current price of the TDA2822 IC, you could check online electronics component distributors like avaq, local electronic stores, or semiconductor manufacturer websites.

TDA2822 IC Equivalent

Do you know the equivalent of TDA2822 IC? Here are the examples,

How is TDA2822 IC( Advantages and Disadvantages)

Advantages:

Dual-channel amplifier: The TDA2822 is a dual-channel audio amplifier, making it suitable for stereo audio applications without the need for multiple individual amplifier circuits.

Low-voltage operation: The IC can work with a wide supply voltage range, typically from 1.8V to 15V, making it ideal for battery-powered devices and applications requiring low power consumption.

Small package: It is available in compact 8-pin DIP or surface-mount packages, which saves board space and facilitates integration into space-constrained designs.

Bridge-Tied Load (BTL) capability: It can be configured in BTL mode to increase the output power, enabling it to drive speakers with higher efficiency.

Built-in thermal and short-circuit protection: The IC incorporates internal protection mechanisms to safeguard against overheating and damage due to short-circuit conditions.

Disadvantages:

Limited output power: The TDA2822 is a low-power amplifier suitable for small-scale applications. While it is sufficient for headphones or small speakers, it might not provide enough power for large-scale audio systems.

Moderate audio quality: While it can provide decent audio amplification, it may not deliver the same level of audio quality as high-end dedicated audio amplifiers.

Limited features: It is a basic audio amplifier without advanced features such as tone control, equalization, or other signal processing capabilities.

Noisy at higher volumes: Like many low-power audio amplifiers, the TDA2822 might exhibit increased noise levels at higher volume levels, affecting the audio quality.

Limited voltage range: While the IC can operate with low voltages, it might not be suitable for applications that require higher voltage levels or a wider voltage range.

Conclusion

In conclusion, the TDA2822 IC is a reliable and efficient audio amplifier solution that caters to a wide range of applications. Its compact size, low distortion, and stereo functionality make it an ideal choice for various audio projects, particularly those with size and power constraints. 

Stay updated with the latest advancements in audio amplifier technology, explore pricing options from reputable suppliers, and consider equivalent options if necessary to find the most suitable audio amplifier IC for your specific project requirements. Embrace the enhanced audio experience and flexibility offered by the TDA2822 IC and unlock new possibilities in audio design and reproduction. Whether you are building portable audio devices, headphone amplifiers, or small stereo systems, the TDA2822 IC is a trusted and versatile choice to achieve high-quality audio amplification.