Sunday, September 7, 2014

2 X 200W STEREO CLASS T DIGITAL AUDIO AMPLIFIER TDA2075A

GENERAL DESCRIPTION 

The TDA2075A is a two-channel, amplifier driver, that uses Tripath’s proprietary Digital Power Processing  (DPPTM) technology. The TDA2075A offers higher integration over previous Tripath amplifiers driver  chipsets while providing exceptional audio performance for real world applications. Class-T amplifiers  offer both the audio fidelity of Class-AB and the power efficiency of Class-D amplifiers.  The TDA2075A is typically configured as a split-supply, single-ended, stereo amplifier. The TDA2075A  can also be configured single-supply, single-ended, stereo amplifier, via external component choice. For applications that require bridged output drive, please refer to the TDA1400. 

Applications 

  • Powered DVD Players 
  • Mini-Compo Systems 
  • Audio/Video Amplifiers & Receivers 
  • Multimedia Speakers 

Benefits

  • Reduced system cost with smaller/less  expensive power supply and heat sink 
  • Signal fidelity equal to high quality Class-AB amplifiers 
  • High dynamic range compatible with digital  media such as CD and DVD 

Features 

  • Class-T architecture with proprietary DPP 
  • “Audiophile” Sound Quality 
  • Full Audio Bandwidth, 20Hz to 20kHz 
  • High Efficiency 
  • Supports wide range of output power levels and output loads by changing supply voltage and external Mosfets.
  • Compatible with unregulated power supplies
  • Output over-current protection 
  • Over- and under-voltage protection 
  • Over-temperature protection 
  • 48-Pin LQFP Package

Circuit Diagram:
2x200W Power Amplifier circuit TDA2075A

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