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TDA2822M

Name: TDA2822M
Rating: 4.7 (12 reviews)

IC AMP AB MONO/STER 2W 8MINI DIP

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製造商。部分 #TDA2822M
包 PDIP-8
資料表 TDA2822M DataSheet
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規格

Package	Tube
ProductStatus	Obsolete
Type	Class AB
OutputType	1-Channel (Mono) or 2-Channel (Stereo)
MaxOutputPowerxChannels@Load	2W x 1 @ 16Ohm; 1W x 2 @ 8Ohm
Voltage-Supply	1.8V ~ 15V
MountingType	Through Hole
OperatingTemperature	-40°C ~ 150°C (TJ)
SupplierDevicePackage	8-Mini DIP

概述

Description

The TDA2822M is a low-power dual audio amplifier integrated circuit (IC) designed for portable and battery-operated devices. It is commonly used in applications such as small speakers, radios, and audio systems for its efficiency and compact size. The IC can operate in both bridge and parallel configurations, allowing it to output up to 2 x 1W of power into 4Ω speakers, with a low total harmonic distortion (THD).
Key features include a wide supply voltage range (typically from 4.5V to 15V), built-in short-circuit protection, and thermal shutdown capabilities, making it robust for various applications. Its small footprint and low power consumption make it ideal for design in mobile devices. The TDA2822M is suitable for enhancing audio quality in consumer electronics while maintaining energy efficiency.

Features

The TDA2822M is a dual audio power amplifier integrated circuit designed for portable audio applications. Key features include:
1. Dual Channel Output: It supports two-channel (stereo) amplification.
2. Power Output: Delivers up to 1.5W per channel into a load of 4 ohms, suitable for small speaker systems.
3. Wide Voltage Range: Operates from a supply voltage of 3V to 15V, making it versatile for battery-powered devices.
4. Built-in Protection: Offers thermal shutdown and short-circuit protection to enhance reliability.
5. Low Distortion: Provides high-quality audio with low total harmonic distortion (THD).
6. Compact Package: Available in a compact 8-pin DIP or SOIC package, facilitating easy integration into designs.
7. Low Noise: Features a low output noise level, ensuring clear sound reproduction.
8. Simple Design: Requires minimal external components for operation, simplifying circuit design.
These attributes make the TDA2822M a popular choice for portable speakers, radios, and other small audio devices.

Package

The TDA2822M is typically available in a Dual In-line Package (DIP) format, often in a 8-pin configuration. It may also be found in surface mount packages, such as SOIC, depending on the manufacturer.

Pinout

The TDA2822M is a dual audio power amplifier integrated circuit. It typically comes in a 8-pin package. The pin configuration is as follows:
1. Pin 1 (Vcc): Positive power supply input.
2. Pin 2 (GND): Ground connection.
3. Pin 3 (OUT1): Output for channel 1.
4. Pin 4 (OUT2): Output for channel 2.
5. Pin 5 (IN1): Input for audio signal of channel 1.
6. Pin 6 (IN2): Input for audio signal of channel 2.
7. Pin 7 (ST-BY): Standby control (active low).
8. Pin 8 (Vref): Reference voltage output.
The TDA2822M is commonly used in low-power audio applications, such as portable speakers and small amplifiers, providing good sound quality with low distortion.

Manufacturer

The TDA2822M is manufactured by NXP Semiconductors, a global semiconductor company that specializes in designing and producing a wide range of electronic components and solutions. NXP focuses on various markets, including automotive, industrial, IoT, and consumer electronics. The company is known for its expertise in mixed-signal and analog integrated circuits, microcontrollers, and secure connectivity solutions. NXP was formed from the spin-off of Philips Semiconductors in 2006 and has since become a leader in advanced semiconductor technology, emphasizing innovation and quality in its products.

Application

The TDA2822M is a dual audio power amplifier commonly used in portable audio devices, such as radios, TV sets, and laptops. It is ideal for applications requiring low power consumption and compact size, including battery-operated speakers, toys, and multimedia systems. Its versatility also allows for use in car audio systems and small home theater setups, providing efficient amplification for various consumer electronics.

Equivalent

Equivalent products to the TDA2822M chip include the TDA2822, TDA2822A, and the LM386 (for similar applications, though with different specifications). Other alternatives may include the PAM8403 and the MAX9744. Always check the specific datasheets for pin configuration and electrical characteristics to ensure compatibility.