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TDA2822D

Name: TDA2822D
Rating: 4.7 (12 reviews)

IC AMP CLASS AB MONO/STER 1W 8SO

製造商
製造商。部分 #TDA2822D
包 SO-8
資料表 TDA2822D DataSheet
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規格

Package	Tube
ProductStatus	Active
Type	Class AB
OutputType	1-Channel (Mono) or 2-Channel (Stereo)
MaxOutputPowerxChannels@Load	1W x 1 @ 32Ohm; 380mW x 2 @ 8Ohm
Voltage-Supply	1.8V ~ 15V
MountingType	Surface Mount
OperatingTemperature	-40°C ~ 150°C (TJ)
SupplierDevicePackage	8-SOIC

概述

Description

The TDA2822D is an integrated audio amplifier designed for low-power applications, often used in portable devices, radios, and small speaker systems. It features a dual-channel output, enabling it to drive stereo sound, with a power output of up to 2W per channel at 4 ohms, making it suitable for compact audio solutions.
Key specifications include a wide supply voltage range (from 3V to 15V), low distortion, and a built-in thermal shutdown feature for protection. The amplifier can be configured in various modes, including bridge mode for higher output power. Its compact size and low power consumption make it ideal for battery-operated devices.
The TDA2822D is commonly favored for its ease of use, requiring minimal external components, and is versatile enough for hobbyist projects as well as commercial products. Overall, it provides an effective solution for enhancing audio performance in small-scale electronic applications.

Features

The TDA2822D is a dual audio power amplifier designed for portable applications. Key features include:
1. Dual Channel Output: It provides two output channels, allowing for stereo sound amplification.
2. Output Power: It can deliver up to 1W per channel at 8Ω, making it suitable for small audio devices.
3. Low Distortion: The amplifier exhibits low total harmonic distortion (THD), ensuring clear audio quality.
4. Wide Voltage Range: It operates within a voltage range of 3V to 15V, offering flexibility in power supply options.
5. Integrated Circuit: The compact package simplifies design and integration into portable electronics.
6. Thermal Protection: Features built-in thermal shutdown for enhanced reliability.
7. Low Quiescent Current: Energy-efficient design, ideal for battery-powered applications.
8. Easy to Use: Requires minimal external components, simplifying circuit design.
These features make the TDA2822D ideal for applications such as radios, TVs, and other compact audio devices.

Package

The TDA2822D is typically available in a Dual-In-Line Package (DIP) and a Surface Mount Device (SMD) package, such as the SO-8. These configurations facilitate ease of integration into various electronic circuits for audio amplification applications.

Pinout

The TDA2822D is a dual audio amplifier IC commonly used in portable audio applications, and it features a total of 16 pins. The primary functions of its pins are as follows:
1. Pins 1-4: Connect to the output speakers (OUT1 and OUT2).
2. Pins 5-6: Input pins for audio signals (IN1 and IN2).
3. Pins 7-8: Power supply pins (VCC and GND).
4. Pins 9-10: Additional input options for different configurations.
5. Pins 11-12: Connect to the ground or may be used for various functions in specific configurations.
6. Pins 13-16: Control pins for operational modes, including standby and bass boost functions.
The TDA2822D is designed for low voltage operation and can drive small speakers, making it ideal for battery-powered audio devices.

Manufacturer

The TDA2822D is manufactured by NXP Semiconductors, a global semiconductor company. NXP specializes in producing a wide range of electronic components, including microcontrollers, processors, and amplifiers. The company emerged from the spin-off of Philips' semiconductor division and has a strong focus on automotive, industrial, and IoT applications. NXP is known for its commitment to innovation and technology advancements, playing a significant role in various market sectors, including smart transportation, secure connectivity, and smart cities.

Application

The TDA2822D is a dual audio amplifier commonly used in portable devices such as radios, televisions, and small speaker systems. It is suitable for applications requiring compact size and low power consumption, including toys, computer speakers, and multimedia devices. Additionally, it can be used in DIY audio projects and as an audio output stage for various consumer electronics.

Equivalent

Equivalent products to the TDA2822D chip include the LM4871, PAM8403, and LM386 for audio amplification applications. Additionally, you might consider the TDA2003 and TDA2030 for similar functionalities in power amplification. Always verify pin compatibility and specifications for your specific application.