LM4680SDX/NOPB

Product Overview

Category

The LM4680SDX/NOPB belongs to the category of audio power amplifiers.

Use

It is used to amplify audio signals for various applications such as home entertainment systems, automotive audio systems, and portable speakers.

Characteristics

• High efficiency
• Low distortion
• Wide supply voltage range
• Thermal shutdown protection

Package

The LM4680SDX/NOPB comes in a thermally enhanced HSOP-24 package.

Essence

This product is essential for providing high-quality audio amplification in a compact and efficient package.

Packaging/Quantity

The LM4680SDX/NOPB is typically packaged in reels with 250 units per reel.

Specifications

• Supply Voltage Range: 4.5V to 26V
• Output Power: Up to 30W per channel
• Total Harmonic Distortion + Noise (THD+N): 0.03%
• Efficiency: Up to 90%
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LM4680SDX/NOPB has a total of 24 pins, including power supply pins, input and output pins, and control pins. The detailed pin configuration can be found in the product datasheet.

Functional Features

• Differential inputs
• Short-circuit and thermal protection
• External gain configuration
• Mute and shutdown control

Advantages and Disadvantages

Advantages

• High efficiency leads to less heat dissipation
• Low distortion for high-quality audio reproduction
• Wide supply voltage range for versatile applications

Disadvantages

• Higher cost compared to some lower-power amplifiers
• Requires careful PCB layout for optimal performance

Working Principles

The LM4680SDX/NOPB operates by amplifying the input audio signal using a class D amplifier architecture, which efficiently switches the output transistors to minimize power loss and heat generation.

Detailed Application Field Plans

The LM4680SDX/NOPB is well-suited for use in: - Home theater systems - Car audio amplifiers - Portable Bluetooth speakers - Professional audio equipment

Detailed and Complete Alternative Models

Some alternative models to the LM4680SDX/NOPB include: - TPA3116D2: A similar class D audio amplifier with integrated audio processing features - TAS5630B: A high-performance class D amplifier with advanced digital audio processing capabilities

In conclusion, the LM4680SDX/NOPB is a versatile and efficient audio power amplifier suitable for a wide range of applications, offering high-quality audio amplification in a compact package.

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