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TPA3221 - Class-D Amplifier

General Description

TPA3221 is a high-power Class-D amplifier that enables efficient operation at full-power, idle and standby.

Key Features

  • 1 Wide 7-V to 30-V Supply Voltage Operation.
  • Stereo (2 x BTL) and Mono (1 x PBTL) Operation.
  • Output Power at 10% THD+N.
  • 105-W Stereo into 4 Ω in BTL Configuration.
  • 112-W Stereo into 3 Ω in BTL Configuration.
  • 208-W Mono into 2 Ω in PBTL Configuration.
  • Output Power at 1% THD+N.
  • 88-W Stereo into 4 Ω in BTL Configuration.
  • 100-W Stereo into 3 Ω in BTL Configuration.
  • 170-W Mono into 2 Ω in PBTL Configuration.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Product Folder Order Now Technical Documents Tools & Software Support & Community TPA3221 SLASEE9B – SEPTEMBER 2017 – REVISED DECEMBER 2017 TPA3221 100-W Stereo, 200-W Mono HD-Audio, Analog-Input, Class-D Amplifier 1 Features •1 Wide 7-V to 30-V Supply Voltage Operation • Stereo (2 x BTL) and Mono (1 x PBTL) Operation • Output Power at 10% THD+N – 105-W Stereo into 4 Ω in BTL Configuration – 112-W Stereo into 3 Ω in BTL Configuration – 208-W Mono into 2 Ω in PBTL Configuration • Output Power at 1% THD+N – 88-W Stereo into 4 Ω in BTL Configuration – 100-W Stereo into 3 Ω in BTL Configuration – 170-W Mono into 2 Ω in PBTL Configuration • 5-V Gate Drive or Built-in LDO for Optional SingleSupply Operation • Closed-Loop Feedback Design – Signal Bandwidth up to 100 kHz for High- Frequency