MAX982CSA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: Low Noise, Low Distortion, Single Supply Operation
• Package: 8-SOIC (Small Outline Integrated Circuit)
• Essence: High-performance audio amplifier for various applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Quiescent Current: 1.6mA
• Output Power: 500mW
• Total Harmonic Distortion + Noise (THD+N): 0.01%
• Signal-to-Noise Ratio (SNR): 90dB
• Gain Bandwidth Product: 1.2MHz
• Shutdown Current: 0.1μA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX982CSA+T has the following pin configuration:

```

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| | --| VDD OUT|-- --| GND SHDN|-- --| IN+ BIAS|-- --| IN- FB |-- |___________| ```

Functional Features

• Low noise and distortion for high-quality audio amplification
• Single supply operation simplifies circuit design
• Shutdown mode for power-saving when not in use
• Internal biasing eliminates the need for external components
• Short-circuit and thermal protection for enhanced reliability

Advantages and Disadvantages

Advantages: - High-performance audio amplification - Low power consumption - Compact package size - Built-in protection features

Disadvantages: - Limited output power compared to higher wattage amplifiers - Restricted operating temperature range

Working Principles

The MAX982CSA+T is a single-supply audio amplifier that utilizes a low-noise operational amplifier to amplify audio signals. It operates on a supply voltage range of 2.7V to 5.5V, making it suitable for various portable and battery-powered applications. The amplifier's internal biasing eliminates the need for external components, simplifying circuit design.

The device features a shutdown mode, which reduces power consumption to a minimum when not in use. This feature is particularly useful in battery-powered devices to prolong battery life. Additionally, the MAX982CSA+T incorporates short-circuit and thermal protection mechanisms to ensure safe operation and prevent damage to the amplifier.

Detailed Application Field Plans

The MAX982CSA+T can be used in a wide range of audio amplification applications, including:

1. Portable Audio Devices: MP3 players, smartphones, tablets
2. Headphone Amplifiers: Provides high-quality audio output for headphones
3. Home Theater Systems: Enhances audio performance in surround sound systems
4. Automotive Audio Systems: Amplifies audio signals for car audio applications
5. Instrumentation: Suitable for audio amplification in test and measurement equipment

Detailed and Complete Alternative Models

• MAX981CSA+T: Similar audio amplifier with higher output power (1W)
• MAX983CSA+T: Audio amplifier with integrated volume control
• MAX984CSA+T: Audio amplifier with built-in equalizer functionality

These alternative models offer different features and specifications to cater to specific application requirements.

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