LM4818M/NOPB

Product Overview

Category

LM4818M/NOPB belongs to the category of audio amplifiers.

Use

It is used for amplifying audio signals in various electronic devices such as mobile phones, tablets, and portable media players.

Characteristics

• High efficiency
• Low distortion
• Small package size
• Low power consumption

Package

The LM4818M/NOPB comes in a small outline package (SOP) or a thermally enhanced TSSOP package.

Essence

The essence of LM4818M/NOPB lies in its ability to provide high-quality audio amplification in a compact and efficient manner.

Packaging/Quantity

The LM4818M/NOPB is typically available in reels with a quantity of 2500 units per reel.

Specifications

• Power Supply Range: 2.7V to 5.5V
• Output Power: 1.15W at 3.6V, 10% THD+N, 1kHz
• Shutdown Current: 0.6µA (typ)
• Quiescent Power Supply Current: 4mA (typ)

Detailed Pin Configuration

The LM4818M/NOPB has a total of 14 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

• Single-ended or Differential Input
• Click-and-Pop Suppression
• Thermal Shutdown Protection
• Short-Circuit and Thermal Overload Protection

Advantages and Disadvantages

Advantages

• High efficiency
• Low distortion
• Small package size
• Low power consumption

Disadvantages

• Limited output power compared to some higher-power amplifiers
• Requires external components for full functionality

Working Principles

The LM4818M/NOPB operates by receiving an audio input signal and amplifying it to drive an external speaker or headphone. It utilizes internal circuitry to ensure low distortion and high efficiency while maintaining a small form factor.

Detailed Application Field Plans

The LM4818M/NOPB is well-suited for use in portable electronic devices where space and power consumption are critical factors. It can be integrated into smartphones, tablets, portable media players, and other similar devices to provide high-quality audio amplification.

Detailed and Complete Alternative Models

Some alternative models to LM4818M/NOPB include: - LM4863 - TPA2012 - MAX98306

These alternatives offer varying features and specifications, providing options for different design requirements.

In conclusion, LM4818M/NOPB is a versatile audio amplifier suitable for portable electronic devices, offering high efficiency and low distortion in a compact package. Its functional features, advantages, and disadvantages make it a valuable component in various applications within the consumer electronics industry.

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