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TPA2028D1 - 3-W Mono Class-D Audio Amplifier

Description

The TPA2028D1 device is a mono, filter-free Class-D audio power amplifier with volume control, fast gain ramp SmartGain™, dynamic range compression (DRC), and automatic gain control (AGC).

It is available in a 1.63 mm × 1.63 mm wafer chip-scale package (DSBGA).

Features

  • 1 Fast AGC Start-up Time: 5 ms.
  • Pinout Compatible with TPA2018D1.
  • Filter-Free Class-D Architecture.
  • 3 W Into 4 Ω at 5 V (10% THD+N).
  • 880 mW Into 8 Ω at 3.6 V (10% THD+N).
  • Power Supply Range: 2.5 V to 5.5 V.
  • Flexible Operation With/Without I2C™.
  • Programmable DRC/AGC Parameters.
  • Digital I2C™ Volume Control.
  • Selectable Gain from.
  • 28 dB to 30 dB in 1-dB Steps (when compression is used).
  • Selecta.

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Full PDF Text Transcription

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPA2028D1 SLOS660C – JANUARY 2010 – REVISED OCTOBER 2015 TPA2028D1 3-W Mono Class-D Audio Amplifier With Fast Gain Ramp SmartGain™ AGC/DRC 1 Features •1 Fast AGC Start-up Time: 5 ms • Pinout Compatible with TPA2018D1 • Filter-Free Class-D Architecture • 3 W Into 4 Ω at 5 V (10% THD+N) • 880 mW Into 8 Ω at 3.6 V (10% THD+N) • Power Supply Range: 2.5 V to 5.5 V • Flexible Operation With/Without I2C™ • Programmable DRC/AGC Parameters • Digital I2C™ Volume Control • Selectable Gain from –28 dB to 30 dB in 1-dB Steps (when compression is used) • Selectable Attack, Release and Hold Times • 4 Selectable Compression Ratios • Low Supply Current: 1.8 mA • Low Shutdown Current: 0.
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