Speaker amps

Highly-efficient, high performance Class-D amplifiers that deliver an immersive audio experience for any audio application

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Browse the industry’s broadest portfolio of speaker amplifiers, including Class-D, Class-D boosted, Class-AB and smart amps, ranging from 5 W to more than 50 W of output power and a range of topologies, performance and features. Our portfolio includes smart amplifiers, ultra-HD amps and automotive-qualified speaker amplifiers for high performance in an array of applications.

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Output power

Output power, measured in watts, is the electrical power transferred from an audio power amplifier to a loudspeaker. 


Find speaker amplifiers by architecture. Different amplifier architectures have various benefits and tradeoffs in areas such as efficiency and distortion.

Audio input type

We offer a wide range of input types. Audio data is transmitted from its source to the speaker amplifier in various formats.

Featured speaker amps

Speaker amps

6.6W digital-input smart amplifier with I/V sense and integrated 13V Class-H boost

Approx. price (USD) 1ku | 0.846

Speaker amps

Automotive, 45W, 2MHz, 1-channel digital input Class-D audio amplifier with current sense

Approx. price (USD) 1ku | 2.289

Speaker amps

43-W stereo, digital-input closed-loop Class-D amplifier with integrated audio and Class-H control

Approx. price (USD) 1ku | 1.68

Speaker amps

Automotive, 2-W, mono, digital or analog input Class-D amplifier with audio processing

Approx. price (USD) 1ku | 0.529

Speaker amps

Automotive, 45-V, 10-A digital input two-channel Class-D audio amplifier with current sense

Approx. price (USD) 1ku | 6.49

PurePath™ Console graphical user interface (GUI)

Audio system design & development

PurePath™ Console graphical user interface (GUI) is a highly integrated, easy-to-use audio development suite designed specifically to simplify the evaluation, configuration and debug process associated with audio products. 

PurePath™ Console GUI makes audio design straightforward, as no advanced audio engineering expertise is required. Highly optimized audio performance, minimal power consumption and seamless system integration are made possible with advanced control features implemented in practical graphical interface targeted at reducing product development time. 

Featured products for PurePath™ Console
TAS3251 ACTIVE 175-W stereo, 350-W mono, 12- to 38-V supply, digital input Class-D Smart Audio Amplifier
TAS2563 ACTIVE 6.1-W, digital input, smart amp & integrated speaker protection, advanced EQ & 11-V Class-H boost
TAS5805M ACTIVE 23-W stereo, 45-W mono, 4.5- to 26.4-V supply, digital input Class-D audio amplifier w/ processing

Technical resources

Application note
Application note
SmartPA Speaker Protection Algorithm
SmartPA has seen increased usage in personal electronic in recent years. This article discusses the speaker modeling and protection based on our SmartPA algorithm.
document-pdfAcrobat PDF
Application note
Application note
Battery Voltage Tracking Limiter and Brown-Out Protection
Read about how battery voltage (VBAT) tracking and brown out protection features are available to help prolong usable battery life.
document-pdfAcrobat PDF
Application note
Application note
Guidelines for Measuring Audio Power Amplifier Performance (Rev. A)
This app note provides guidelines for measuring the data sheet parameters of our audio power amplifiers (APAs) using prefabricated evaluation modules (EVMs).
document-pdfAcrobat PDF