TDA8922BJ/N2,112

Product Overview

The TDA8922BJ/N2,112 belongs to the category of audio amplifier integrated circuits. It is commonly used in audio applications such as home theater systems, soundbars, and professional audio equipment. The TDA8922BJ/N2,112 is known for its high efficiency, compact package, and excellent audio performance. It is typically available in a small outline package (SO) and is sold individually or in reels.

Specifications

• Power Supply Voltage: 24 V
• Output Power: 2 x 75 W
• Package Type: SO-24
• Total Harmonic Distortion: 0.1%
• Signal-to-Noise Ratio: 95 dB
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The TDA8922BJ/N2,112 features a 24-pin configuration with pins designated for power supply, input signals, output channels, and control functions. A detailed pinout diagram is provided in the datasheet for easy reference.

Functional Features

• High Efficiency: The TDA8922BJ/N2,112 utilizes a Class D amplifier architecture, ensuring minimal power dissipation and high energy efficiency.
• Overcurrent Protection: The device incorporates built-in overcurrent protection to safeguard the amplifier and connected speakers from potential damage.
• Thermal Shutdown: To prevent overheating, the TDA8922BJ/N2,112 includes a thermal shutdown feature that disables the amplifier when operating temperatures exceed safe limits.

Advantages and Disadvantages

Advantages

• High Efficiency
• Compact Package
• Excellent Audio Performance
• Built-in Protection Features

Disadvantages

• Limited Output Power Compared to Some High-End Amplifiers
• Requires External Filtering Components for Optimal Performance

Working Principles

The TDA8922BJ/N2,112 operates on the principle of pulse-width modulation (PWM), where the input audio signal is converted into a series of pulses to drive the output stage. This approach enables high-efficiency amplification while minimizing heat generation.

Detailed Application Field Plans

The TDA8922BJ/N2,112 is well-suited for various audio applications, including: - Home Theater Systems - Soundbars - Professional Audio Equipment - Automotive Audio Systems

Detailed and Complete Alternative Models

• TDA8950J: Offers higher output power and enhanced thermal performance.
• TDA7498E: Provides similar power output with a different package and feature set.

In conclusion, the TDA8922BJ/N2,112 is a versatile audio amplifier IC known for its efficiency, compact design, and reliable performance in various audio applications.

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