TPA3126D2DAD - Texas Instruments

Manufacturer Part Number

TPA3126D2DAD

Manufacturer

Texas Instruments

Introduction

The TPA3126D2DAD is a high-efficiency, low-noise, stereo audio power amplifier with integrated protection features.

Product Features and Performance

2-channel (stereo) operation

Class D amplifier architecture

Operates from 4.5V to 26V supply

Delivers up to 50W per channel into 4Ω loads

Low quiescent current and high efficiency

Integrated protection features including thermal, short-circuit, and DC protection

Soft-start function to reduce audio clicks and pops

Mute and shutdown functionality

Product Advantages

High output power in a small package

Efficient Class D operation

Robust protection features

Flexible supply voltage range

Suitable for a wide range of audio applications

Key Technical Parameters

Output Power: 50W x 2 @ 4Ω

Supply Voltage Range: 4.5V to 26V

Quiescent Current: 3mA (typical)

Efficiency: Up to 90%

THD+N: 0.1% (typical)

Frequency Response: 20Hz to 20kHz

Quality and Safety Features

RoHS3 compliant

Integrated protection against thermal overload, short-circuit, and DC faults

Soft-start function to reduce audio clicks and pops

Compatibility

The TPA3126D2DAD is compatible with a wide range of audio applications and can be used in various consumer electronics, professional audio equipment, and industrial applications.

Application Areas

Stereo audio amplifiers

Powered speakers and soundbars

Home theater systems

Professional audio equipment

Industrial audio applications

Product Lifecycle

The TPA3126D2DAD is an active product and is not nearing discontinuation. Texas Instruments continues to offer this product, and there are currently no plans for a direct replacement or upgrade.

Key Reasons to Choose This Product

High output power and efficiency: The TPA3126D2DAD can deliver up to 50W of power per channel with Class D efficiency up to 90%.

Robust protection features: The integrated protection against thermal overload, short-circuit, and DC faults ensures the reliability and safety of the amplifier.

Flexible supply voltage range: The ability to operate from 4.5V to 26V power supplies makes the TPA3126D2DAD suitable for a wide range of applications.

Small package size: The 32-HTSSOP package allows for compact design integration in various audio systems.

Proven performance and reliability: As a Texas Instruments product, the TPA3126D2DAD benefits from the company's reputation for quality and reliability in the semiconductor industry.