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TDA2822M
+БОМIC AMP AB MONO/STER 2W 8MINI DIP
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ПроизводительSTМикроэлектроника
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Мфр. Часть #TDA2822M
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Лист данных TDA2822M DataSheet
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Пакет PDIP-8
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В наличии5111
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
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
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
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
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
Application
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.