MAX9812HEXT+T - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX9812HEXT+T

Manufacturer

Maxim Integrated

Introduction

The MAX9812HEXT+T is a high-performance, low-power, single-channel, Class AB audio power amplifier designed for a variety of portable audio applications.

Product Features and Performance

High-efficiency Class AB amplifier

Low quiescent current of 0.5mA

Wide supply voltage range of 4.5V to 5.5V

Thermal shutdown protection

Shutdown mode with 0.01μA current consumption

Microphone bias function

Excellent audio performance with low distortion and noise

Product Advantages

Efficient Class AB operation for extended battery life

Minimal power consumption in shutdown mode

Thermal protection for reliable operation

Microphone bias function for integrated audio solutions

Excellent audio quality with low distortion and noise

Key Technical Parameters

Supply Voltage: 4.5V to 5.5V

Quiescent Current: 0.5mA

Shutdown Current: 0.01μA

Output Power: 0.5W into 8Ω

Total Harmonic Distortion + Noise (THD+N): 0.1% at 1W, 1kHz

Signal-to-Noise Ratio (SNR): 90dB

Quality and Safety Features

RoHS3 compliant

Thermal shutdown protection

Compatibility

The MAX9812HEXT+T is compatible with a wide range of portable audio applications, including:

Smartphones

Tablets

Portable speakers

Headphones/earphones

Other handheld audio devices

Application Areas

Portable audio amplification

Smartphone and tablet audio

Portable speaker systems

Headphones and earphones

Other battery-powered audio devices

Product Lifecycle

The MAX9812HEXT+T is an actively supported product from Maxim Integrated. There are no plans for discontinuation, and replacement or upgrade options are available.

Several Key Reasons to Choose This Product

Efficient Class AB operation for extended battery life

Minimal power consumption in shutdown mode for power-sensitive applications

Thermal protection for reliable operation in portable devices

Integrated microphone bias function for all-in-one audio solutions

Excellent audio performance with low distortion and noise for high-quality sound