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TAS5111 Datasheet DIGITAL AMPLIFIER POWER STAGE

Manufacturer: Texas Instruments

General Description

The TAS5111 is a high-performance digital amplifier power stage designed to drive a 4-Ω speaker up to 70 W with 0.2% distortion plus noise.

The device incorporates TI’s PurePath Digital technology and is used with a digital audio PWM processor (TAS50XX) and a simple passive demodulation filter to deliver high-quality, high-efficiency digital audio amplification.

The efficiency of this digital amplifier can be greater than 90%, depending on the system design.

Overview

www.ti.com TAS5111 SLES049D − JULY 2003 − REVISED MARCH 2004 TM DIGITAL AMPLIFIER POWER.

Key Features

  • D 70-W RMS Power (BTL) Into 4 Ω With Less Than 0.2% THD+N D 95-dB Dynamic Range (TDAA System With TAS5026) D Power Efficiency Greater Than 90% Into 4-Ω and 8-Ω Loads.
  • Smaller Power Supplies D Self-Protecting Design With Autorecovery D 32-Pin TSSOP (DAD) PowerPAD Package D 3.3-V Digital Interface D EMI-Compliant When Used With Recommended System Design.