• Automotive audio from the inside out: more channels, more power, more applications than ever before

  

  Mark Knapp1

  Photo credit: MJC Classic Cars When I was a teenager, I was lucky enough to own my dream car – a gleaming 1977 Camaro Type LT. I bought it used with about 50,000 miles already on it, and everything about it was perfect, except the factory radio. So like…

  • over 4 years ago
  • Technical articles
  • Automotive

• Why you should use a Class-D audio amplifier in your automotive infotainment system

  

  Gregg Burke

  Other Parts Discussed in Post: TPA6404-Q1 Have you seen all of the latest technology that is being integrated into today’s new cars? Well, it’s quite impressive and some of these technologies are even being offered in entry-level and economy vehicles:…

  • over 5 years ago
  • Technical articles
  • Analog

• Don’t limit your audio: how to achieve loud sound from a small speaker

  

  Matthew Kucic

  One common challenge audio design engineers run into today is getting loud audio from a small speaker in systems with a single cell battery. The best solution is to give the amplifier more power. In portable electronic devices, implementing a Class-D…

  • over 5 years ago
  • Technical articles
  • Analog

• Inductor-free innovation: low EMI Class-D audio

  

  Victor Ceron

  Other Parts Discussed in Post: TPA3137D2 , TPA3136D2 It would be a mistake to dismiss the ever-present television set as lacking innovation. According to the Consumer Technology Association (CTA), every year more than 200 million TVs are sold worldwide…

  • over 5 years ago
  • Technical articles
  • Analog

• What are the building blocks of high-definition audio systems?

  

  Victor Ceron

  Other Parts Discussed in Post: TAS5782M Audio system designers, responding to customer demand for top audio quality, are looking into high-resolution (hi-res) or high-definition (HD) audio as more and more mid-tier system buyers demand the type of HD …

  • over 5 years ago
  • Technical articles
  • Analog

• Get loud with a 700W automotive audio amplifier for infotainment systems

  

  Markus Zehendner

  Other Parts Discussed in Post: TPA3251 Are you a fan of listening to loud music while driving? I definitely am, especially on long road trips. The 700W Automotive Class-D Automotive Amplifier Reference Design shown in Figure 1 can support up to 700W true…

  • over 5 years ago
  • Technical articles
  • Automotive

• Professional audio equipment made the most noise at the 2017 NAMM Show

  

  Brian Burk

  Other Parts Discussed in Post: TPA3255 Guitars, drums, cymbals … the 2017 National Association of Music Merchants (NAMM) Show had it all, but what seemed to be making the most noise was the professional audio gear. I’ve heard a lot about the NAMM…

  • over 5 years ago
  • Technical articles
  • Analog

• Comment on How does the eCall system work?

  

  Aishwarya Tadaki

  Hello TI, Thank you for providing useful information! But I would like to ask one question. When we consider eCall as ASIL A rated safety function, what further considerations have to be done regarding the monitoring of eCall audio amplifier, speaker…

  • 8 months ago
  • Technical articles
  • Automotive

• "911, what’s your emergency?” – look inside the eCall audio subsystem

  

  Wen-Shin Wang

  The emergency call (eCall) system is a European-driven initiative to develop technological solutions with the purpose to bring rapid assistance to motorists involved in a collision. After an accident, the eCall system will automatically connect to an…

  • over 6 years ago
  • Technical articles
  • Automotive

• Make your audio amplifier more efficient with envelope tracking

  

  Chris Glaser

  Other Parts Discussed in Post: PMP9774 A key design challenge for creating an audio amplifier is generating its power supply voltage. When using a single-cell lithium battery as the power source, a boost converter raises this voltage to bias the audio…

  • over 6 years ago
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