Global Sources
EE Times-Asia
Stay in touch with EE Times Asia
EE Times-Asia > Advanced Search > audio Class D

audio Class D Search results

?
?
total search445 articles
2006-01-09 TI's Class D amps generate less heat
Texas Instruments announced its first digital amplifiers designed to meet the high reliability and unique requirements of the automotive market.
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.
2002-07-01 Improving audio with Class D amplifiers
Class D amplifiers employing pulse width modulation are popular because of their efficiency and simplicity in improving audio systems.
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
2009-04-03 Audio subsystems aim to simplify design
National Semiconductor Corp. has expanded its line of low-power Boomer Class D audio subsystems with two devicesthe LM49352 mixed-signal audio subsystem and LM49151 analog subsystemaimed at simplifying portable product design.
2008-08-14 Smallest' audio device generates highest output power
Maxim has launched MAX9877, the industry's smallest audio subsystem. It provides high-efficiency, high-power, mono Class D speaker amplifier; a DirectDrive, stereo headphone amplifier; and a low-noise, bypass analog switch.
2008-03-12 WLED driver integrates audio amp, LDOs
Maxim Integrated Products has introduced the MAX8821, said to be the only WLED driver to combine a highly efficient, negative charge pump with a fully differential, bridged audio amplifier and two low-noise, LDO current regulators
2005-01-07 Wireless transmitter/amplifier works without audio degradation
Amphony's 5.8GHz digital wireless audio transmitter/amplifiers are capable of transmitting audio to loudspeakers wirelessly and without any audio degradation
2005-09-12 Why Class D amplifiers may test well but often sound terrible
Class D amplifiers are fundamentally different from analog amplifiers, not only in their circuitry, but more importantly in the way they operate
2008-12-03 Vista-compliant audio chips are space-, power-savers
Maxim Integrated Products introduces the MAX9791/MAX9792, the industry's first Windows Vista-compliant, audio subsystem ICs for notebook computers
2009-10-20 VHF marine processor packs audio processing
From CML Microcircuits comes the CMX885 marine VHF baseband processor offering complete audio processing with selectable audio processing order
2000-09-27 Utilizing class-D audio power amplifiers for high efficiency
New filterless modulation techniques eliminate the biggest limitation of using class-D amplifiers in portable equipment. Notebook computers, PDAs, mobile phones and battery-powered speakers are applications that could greatly benefit from the use of class-D amplifiers
2008-09-24 Unicon uses Wolfson audio for Linux-based mobile solution
Unicon Systems has tapped Wolfson Microelectronics' audio for its latest Linux-based mobile solution
2009-09-03 Ultrasmall audio amps claim highest RF immunity
Intersil Corp.'s new low-power audio amplifiers claim to offer the smallest size and best RF immunity
2002-01-10 Tripath digital audio amplifier delivers 170W in monaural mode
The TK2050 digital audio amplifier chipset consists of a Class-T digital power processor and a new power stage developed in cooperation with STMicroelectronics
2006-07-03 Trench MOSFETs ensure safe operation in higher power audio apps
Zetex has introduced a new generation of trench MOSFETs that promises to deliver the high efficiency, cool running and quality audio reproduction demanded by Class D output stages.
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.
2007-09-21 Tiny Class D audio subsystem touts high output power
Maxim Integrated Products has introduced a Class D audio subsystem that combines a mono Class D amplifier, a DirectDrive headphone amplifier and a DirectDrive mono receiver amplifier.
2005-08-09 Tiniest' 1.2W Class-D audio amplifiers
Power Analog Microelectronics, a developer of Class-D digital audio amplifiers and innovative power management semiconductors, introduced what it touts as the world's smallest 1.2W Class-D audio amplifiers
2005-08-03 Tiniest' 1.2W Class-D audio amplifiers
Power Analog Microelectronics (PAM), a developer of Class-D digital audio amplifiers and innovative power management semiconductors, introduced what it touts as the world's smallest 1.2W Class-D audio amplifiers
2006-07-04 TI unveils new audio DSP for cars, home systems
Texas Instruments has announced the TAS3108 audio DSP that promises higher fidelity to car audio while providing cost-effective audio processing for home systems
2006-10-06 TI unveils 'highest-power' single-chip Class D amp stage
TI says its TAS5261 is the industry's highest power single-chip Class D amplifier stage, delivering more than 300W into a 4-ohm speaker (or 220W into 6 ohms, 125W into 8 ohms) for AV and DVD receivers and home theater systems
2008-07-04 TI says amplifiers slash audio expense for HDTVs
Texas Instruments Inc. introduces its second-generation, 15W stereo analog-input Class-D amplifiers with single-ended outputs
2008-04-14 TI debuts PWM-input 20W Class-D power stage
TI says it has introduced the industry's first PWM-input 20W stereo Class-D power stage with closed-loop feedback
2008-02-27 TI debuts closed-loop, digital-input Class-D amp
TI claims the industry's first digital-input, 20W stereo Class-D speaker amplifier with closed loop feedback
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.
2002-08-01 TI Class D amp eliminates output filter
The TPA2005D1 Class D amplifier from Texas Instruments Inc. eliminates the need for an output filter, making it 30 percent smaller than the company's previous products
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.
2009-09-04 The real story about closed-, open-loop Class D amps
This article reviews the traditional method of measuring PSRR and explains why it's ineffective in measuring the effects of power supply ripple in BTL Class D amplifiers
Bloggers Say

Bloggers Say

See what engineers like you are posting on our pages.

?
?
Back to Top