MAX4477AUA+G65

Product Overview

• Category: Integrated Circuit (IC)
• Use: Amplifier
• Characteristics: Low-noise, low-distortion, rail-to-rail output, unity-gain stable
• Package: 8-pin µMAX® package
• Essence: High-performance audio amplifier
• Packaging/Quantity: Tape and reel packaging, 2500 units per reel

Specifications

• Supply Voltage: 2.5V to 5.5V
• Input Offset Voltage: ±1mV (max)
• Gain Bandwidth Product: 3MHz (typ)
• Input Bias Current: 1pA (typ)
• Output Current: 50mA (max)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX4477AUA+G65 has the following pin configuration:

```

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| | --| IN- OUT |-- VCC --| IN+ GND |-- NC --| SHDN NC | |___________| ```

Functional Features

• Low noise and distortion for high-quality audio applications
• Rail-to-rail output swing allows maximum utilization of the supply voltage range
• Unity-gain stable, ensuring stability in various circuit configurations
• Shutdown mode for power-saving when not in use

Advantages and Disadvantages

Advantages: - High-performance audio amplification with low noise and distortion - Wide operating voltage range allows flexibility in different applications - Small package size enables space-saving designs

Disadvantages: - Limited output current may not be suitable for high-power applications - Requires external components for proper operation

Working Principles

The MAX4477AUA+G65 is a high-performance audio amplifier designed to provide low-noise and low-distortion amplification for audio signals. It operates on a supply voltage range of 2.5V to 5.5V, making it suitable for various portable and battery-powered applications.

The amplifier has rail-to-rail output swing capability, allowing it to utilize the full range of the supply voltage. This feature ensures maximum signal integrity and dynamic range in audio applications.

The MAX4477AUA+G65 is unity-gain stable, meaning it can be used in various circuit configurations without the need for additional compensation components. It also includes a shutdown mode, which allows the amplifier to enter a low-power state when not in use, conserving energy.

Detailed Application Field Plans

The MAX4477AUA+G65 is commonly used in the following applications:

1. Portable audio devices: Provides high-quality amplification for headphones and speakers in portable music players, smartphones, and tablets.
2. Home audio systems: Used as a preamplifier or line driver to enhance audio signals in stereo systems, home theaters, and multimedia speakers.
3. Automotive audio systems: Amplifies audio signals in car audio systems, ensuring clear and powerful sound reproduction.
4. Instrumentation and measurement equipment: Provides accurate amplification for audio signals in test and measurement devices, oscilloscopes, and audio analyzers.

Detailed and Complete Alternative Models

• MAX4476AUA+G65
• MAX4478AUA+G65
• MAX4479AUA+G65
• MAX4480AUA+G65

These alternative models offer similar performance and features, providing options for different design requirements.

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