MAX9719CEUE+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX9719CEUE+ belongs to the category of integrated audio amplifiers.

Use

This product is primarily used for amplifying audio signals in various electronic devices and systems.

Characteristics

• High-quality audio amplification
• Low power consumption
• Compact size
• Wide input voltage range
• Thermal and short-circuit protection

Package

The MAX9719CEUE+ is available in a small 16-pin TSSOP package.

Essence

The essence of this product lies in its ability to provide efficient and reliable audio amplification while consuming minimal power.

Packaging/Quantity

The MAX9719CEUE+ is typically packaged in reels, with each reel containing a specific quantity of units. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Output Power: Up to 3W
• Total Harmonic Distortion (THD): <0.1%
• Signal-to-Noise Ratio (SNR): >90dB
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX9719CEUE+ has a total of 16 pins, each serving a specific function. The pin configuration is as follows:

1. IN-
2. IN+
3. GND
4. BYPASS
5. SHDN
6. VDD
7. OUT
8. FB
9. NC
10. NC
11. NC
12. NC
13. NC
14. NC
15. NC
16. NC

Functional Features

• Single-supply operation
• Built-in shutdown mode for power saving
• Adjustable gain control
• Short-circuit and thermal protection
• Low quiescent current

Advantages and Disadvantages

Advantages

• High-quality audio amplification
• Low power consumption
• Compact size for space-constrained applications
• Wide input voltage range for compatibility with various audio sources
• Built-in protection features for enhanced reliability

Disadvantages

• Limited output power compared to higher wattage amplifiers
• May require additional external components for specific applications

Working Principles

The MAX9719CEUE+ operates on a single supply voltage, typically ranging from 2.7V to 5.5V. It utilizes an internal amplifier circuit to amplify the input audio signal. The gain can be adjusted using the feedback pin (FB). The amplified audio signal is then output through the OUT pin.

The device incorporates thermal and short-circuit protection mechanisms to ensure safe operation. Additionally, it features a shutdown mode (controlled by the SHDN pin) that allows for power-saving when the amplifier is not in use.

Detailed Application Field Plans

The MAX9719CEUE+ finds applications in various electronic devices and systems, including but not limited to: - Portable audio players - Mobile phones - Tablets - Bluetooth speakers - Automotive audio systems - Home theater systems

Detailed and Complete Alternative Models

1. MAX97220 - Higher output power of up to 10W
2. MAX98357A - Integrated digital audio amplifier with I2S interface
3. TPA3116D2 - Class-D audio amplifier with higher efficiency

These alternative models offer different features and specifications, providing options for specific application requirements.

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