MAX982CUA-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: High-performance, low-power, stereo audio amplifier
• Package: 8-pin micro small outline package (MSOP)
• Essence: MAX982CUA-T is a compact and efficient audio amplifier designed for various applications requiring high-quality sound amplification.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Output Power: 1.4W per channel into 8Ω load at 5V supply voltage
• Total Harmonic Distortion + Noise (THD+N): 0.015% at 1kHz, 1.2W output power
• Signal-to-Noise Ratio (SNR): 95dB at 1kHz, 1.2W output power
• Shutdown Current: 0.01μA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX982CUA-T features the following pin configuration:

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| | --| VDD | --| INL | --| INR | --| GND | --| SHDN | --| OUTR | --| OUTL | |___________| ```

Functional Features

• High-quality audio amplification with low distortion and noise
• Stereo operation with separate left and right channels
• Wide operating voltage range for flexibility in various applications
• Low shutdown current for power-saving functionality
• Short-circuit and thermal protection for enhanced reliability

Advantages and Disadvantages

Advantages: - Compact and space-saving package - High-performance audio amplification - Low power consumption - Wide operating voltage range

Disadvantages: - Limited output power compared to higher wattage amplifiers - Requires external components for full functionality

Working Principles

The MAX982CUA-T is a class AB stereo audio amplifier that utilizes a combination of analog and digital circuitry to amplify audio signals. It operates by receiving input audio signals through the INL (left channel) and INR (right channel) pins, amplifying them, and delivering the amplified signals through the OUTL and OUTR pins.

The amplifier is powered by a supply voltage within the specified range, and its performance is optimized to provide high-quality sound reproduction with minimal distortion and noise. The SHDN pin allows for easy control of the amplifier's power state, enabling power-saving functionality when not in use.

Detailed Application Field Plans

The MAX982CUA-T can be used in various applications where high-quality audio amplification is required. Some potential application fields include:

1. Portable Audio Devices: The compact size and low power consumption make it suitable for integration into portable audio devices such as smartphones, tablets, and MP3 players.
2. Home Entertainment Systems: The amplifier can be utilized in home theater systems, soundbars, and multimedia speakers to enhance audio performance.
3. Automotive Audio Systems: It can be incorporated into car audio systems to improve sound quality and provide sufficient power for in-car entertainment.
4. Gaming Consoles: The amplifier can be integrated into gaming consoles to enhance the audio experience during gameplay.

Detailed and Complete Alternative Models

1. TPA3116D2: A high-performance class D audio amplifier with similar power output capabilities and wide operating voltage range.
2. LM386: A low-power audio amplifier suitable for battery-powered applications with lower power requirements.
3. TDA7294: A high-power audio amplifier designed for applications requiring higher output power and driving larger speakers.

These alternative models offer different features and specifications, allowing users to choose the most suitable amplifier for their specific requirements.

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