AD1991ASVZ - Analog Devices Inc.

Manufacturer Part Number

AD1991ASVZ

Manufacturer

Analog Devices, Inc.

Introduction

High-performance, stereo/quad Class D audio power amplifier IC

Product Features and Performance

2-channel (stereo) or 4-channel (quad) operation

Extremely low distortion and noise

High efficiency up to 90%

Integrated protection features including depop, mute, short-circuit, and thermal protection

Wide supply voltage range from 6.5V to 22.5V

High output power up to 40W x 1 @ 4Ohm or 20W x 2 @ 8Ohm

Product Advantages

Efficient Class D topology for low power consumption

Integrated protection features for reliable operation

Wide supply voltage range for versatile applications

Configurable for stereo or quad channel operation

Key Technical Parameters

Supply voltage range: 6.5V to 22.5V

Maximum output power: 40W x 1 @ 4Ohm, 20W x 2 @ 8Ohm

Efficiency: Up to 90%

Distortion and noise: Extremely low

Quality and Safety Features

Depop, mute, short-circuit, and thermal protection

Robust design for reliable operation

Compatibility

Suitable for a wide range of audio applications

Application Areas

Stereo or quad-channel audio amplification in consumer electronics, home audio systems, and professional audio equipment

Product Lifecycle

Current product, no discontinuation planned

Upgrades and replacements may be available in the future

Several Key Reasons to Choose This Product

High-efficiency Class D topology for low power consumption

Integrated protection features for reliable operation

Wide supply voltage range for versatile applications

Configurable for stereo or quad channel operation

Excellent audio performance with low distortion and noise