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2009-10-28 TS4990 low voltage audio power amplifier evaluation board user guidelines
The DEMO TS4990 is an evaluation board designed for the TS4990 low power audio amplifier.
2006-07-12 Toshiba audio power amp gives 21W per channel
Toshiba America's first Class-D audio power amplifier IC, the TB2924FG, delivers up to 21W per channel in a heatsink-free design for audio consumer electronics applications.
2004-06-01 TI power amps tailor-made for small LCD TVs
Providing LCD TV manufacturers with the feature set required to meet high efficiency audio demands, TI announced two stereo Class-D audio power amplifiers
2005-06-03 TI power amplifier matches sound quality with high-quality image
The new digital-input Class-D audio power amplifier for flat panel displays from TI enables designers to develop products with sound quality that matches the display's high-quality image, while minimizing cost and component count
2003-04-14 TI Class D audio amps have high efficiency
The TPA3000D family of Class D audio amplifiers from Texas Instruments exhibits 250kHz PWM operation and low output FET on-resistance
2005-01-18 TI audio power amplifier with 80% lower noise floor
TI introduced a high-performance, filter-free stereo Class-D audio power amplifier.
2003-09-23 TI audio power amp has dc volume control
Expanding its portfolio of audio power amplifiers for LCD flat panel displays, Texas Instruments has introduced what it claims is the industry's first 5V filter-free class-D audio power amplifier.
2003-09-30 TI audio amplifier targets cellphones, PDAs
Texas Instruments has introduced what it claims is the highest output power mono Class-AB audio amplifier in the market today.
2005-06-23 ThermalTrak_audio output transistors
This app note shows how to increase the reliability of an audio power amplifier and improve performance where it counts the most, the ability to build something without the need for additional manual adjustments to make it function correctly.
2004-11-25 TDA856x and TDA8571J power amplifiers
This app note contains application information for the power amplifier TDA856x series and the TDA8571J
2002-06-19 STMicro linear audio amplifier has <10nA standby current
The TS4871, TS4872, and TS4860 audio power amplifiers from STMicroelectronics deliver 1W of continuous rms output power into an 8W load at 5V
2004-01-28 STMicro audio power amplifier delivers 200W
STMicroelectronics has developed a single-chip audio power amplifier that delivers 200W.
2005-06-29 Stereo amplifier's low standby current reduces battery drain
STMicroelectronics' 2 x 1W stereo audio power amplifier with active low standby mode is said to deliver high-end audio capability to portable applications
2006-07-06 Ref design optimizes six-channel, Class D audio amp
International Rectifier's IRAUDAMP3 Class D audio reference design is a six-channel, 120W half-bridge Class D audio power amplifier.
2010-03-24 Power management IC packs Class G codec
Dialog Semiconductor plc has is rolling out the DA9057system-level power management IC that includes a Class G codec
2005-03-29 Power amplifiers mix higher power, lower distortion
austriamicrosystems' new family of 1.6W single-channel audio power amplifiers promise to offer portable electronics designers higher output power and lower distortion solutions
2007-06-01 Power amp drives ceramic speaker at higher voltages
National Semiconductor has developed a single-chip Boomer audio power amplifier that delivers the highest voltage for driving ceramic speakers used in portable devices.
2004-12-01 Pop reduction for the TPA1517 audio power amplifier
This app note can help circuit designers to better understand what pop is, why it occurs with this device, why the pop-reduction circuit works, and the tradeoffs that occur when different components are used in the circuit.
2007-07-11 IR unrolls Class D audio amp reference design
International Rectifier has introduced the IRAUDAMP4 Class D audio power amp reference design
2004-09-02 IR rolls out reference design for audio amplifier
IR disclosed the availability of its IRAUDAMP1 Class D audio amplifier reference design featuring the 200V-rated IR2011S high-speed gate driver IC
2008-09-23 IR rolls Class D audio power amplifier reference design
IR has introduced the IRAUDAMP7 reference design for Class D audio amplifiers above 25W per channel including home theatre applications, musical instruments and car entertainment
2007-12-04 Intro to the six basic audio measurements - Part 1
Much audio testing is concerned with a small number of performance benchmarks, which we call the Big Six measurements: Level, Frequency response, THD+N, Phase, crosstalk and SNR
2008-07-30 Intersil acquires digital audio amp specialist
Intersil Corp. has signed a definitive agreement to acquire D2Audio Corp., a privately-held provider in the design of digital audio power amplifiers for consumer, commercial, automotive and professional audio applications
2002-11-15 Holtek amplifier drives mono speakers
The company's HT82V733 audio power amplifier operates from a 5V supply and is capable of driving low-voltage mono speakers found in portable audio devices.
2005-06-29 Highly-integrated 3D-Boomer audio amps tout amazing-sound
National Semiconductor Corp. unveiled two Boomer audio amps for cellphones and portable applications that are said to provide outstanding sound quality and high integration
1999-06-29 High-efficiency audio amplification using class-D audio power amplifiers
The paper deals with audio amplifiers based on a Class-D topology, its advantages with portable audio applications and the potential problems these amplifiers incur when designing without linear audio amplifiers in PDAs, multimedia notebooks, and other portable battery operated equipment
2009-06-16 Flip-Chip 300?m recommendations for audio power amplifier
This application note describes the Flip-Chip CSP features and species how ST's customers can use them.
2007-10-19 Flat-panel audio design: Only the screen is flat, not the audio
Designing audio amplifiers for flat-panel TVs involves several challenging and juxtaposed issues. Engineering is usually fraught with making trade-offs and there�s no better example than in flat-panel design
2008-10-21 First digital audio amps set to invade car radios
STMicroelectronics has unveiled what it claims to be the first car audio amplifier with digital input
2006-10-03 Dual audio op amp practically 'eliminates' distortion
National Semiconductor has announced a dual, high-fidelity audio op amp claimed to practically eliminate distortion, with a THD+N of 0.00003 percent
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