LM4811MM/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - Mono Class AB amplifier - Low power consumption - Small package size - High output power capability - Wide supply voltage range

Package: 8-pin SOIC (Small Outline Integrated Circuit)

Essence: The LM4811MM/NOPB is a mono audio amplifier IC designed for low-power applications. It provides high-quality audio amplification with minimal power consumption.

Packaging/Quantity: The LM4811MM/NOPB is available in tape and reel packaging, with 2500 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Output Power: Up to 1W
• Total Harmonic Distortion (THD): <0.5%
• Shutdown Current: <1µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM4811MM/NOPB has the following pin configuration:

___________ | | NC |1 8| VDD IN- |2 7| SHUTDOWN IN+ |3 6| GND BYP |4 5| OUT |___________|

Functional Features

1. Mono Class AB Amplifier: The LM4811MM/NOPB operates as a mono Class AB amplifier, providing efficient amplification of audio signals.
2. Low Power Consumption: With a supply voltage range of 2.7V to 5.5V and a shutdown current of less than 1µA, the LM4811MM/NOPB is designed for low-power applications.
3. High Output Power Capability: Despite its small size, the LM4811MM/NOPB can deliver up to 1W of output power, making it suitable for various audio amplification needs.
4. Wide Supply Voltage Range: The IC can operate within a wide supply voltage range, allowing flexibility in different applications.

Advantages and Disadvantages

Advantages: - Low power consumption - Small package size - High output power capability - Wide supply voltage range

Disadvantages: - Mono configuration limits stereo sound reproduction

Working Principles

The LM4811MM/NOPB is based on Class AB amplifier architecture. It amplifies audio signals by using a combination of both Class A and Class B amplification techniques. This allows for efficient power usage while maintaining high-quality audio reproduction.

Detailed Application Field Plans

The LM4811MM/NOPB can be used in various applications, including but not limited to: - Portable audio devices - Mobile phones - Tablets - Personal computers - Gaming consoles

Alternative Models

1. TPA301DGNR - Mono Class AB Audio Amplifier, 8-pin MSOP package
2. MAX9814ETD+ - Mono Microphone Preamplifier with Integrated Bias, 14-pin TDFN package
3. NJM2073D - Mono Audio Power Amplifier, 8-pin DIP package

These alternative models offer similar functionality and can be considered as alternatives to the LM4811MM/NOPB.

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