TPA3250D2DDWR

Audio Amplifiers Overview

The TPA3250D2DDWR is a high-performance Class-D power amplifier featuring PurePath™ Ultra-HD technology. It delivers 70 W continuous stereo output into 8 Ω and 130 W peak stereo output into 4 Ω at 32 V. The device supports differential analog inputs, operates on a wide 12 V to 36 V supply range, and achieves 92% efficiency. It includes integrated feedback design with gate driver error correction for ultra-low distortion (0.005% THD+N) and a 110 dB SNR.

Audio Amplifiers Feature Summary

• PurePath™ Ultra-HD technology utilizing advanced integrated feedback and high-speed gate driver error correction for superior audio quality across the band.
• Configurable multi-mode architecture supporting Stereo, Mono, 2.1, and 4xSE configurations via mode selection pins.
• Integrated self-protection mechanisms including undervoltage, overtemperature, clipping, and short circuit protection with open-drain error reporting.

Audio Amplifiers Applications

• High End Soundbar
• Mini Combo Systems
• Blu-ray Disk / DVD Receivers
• Active Speakers

Audio Amplifiers Procurement Notes

Verify the 'R' suffix indicates tape-and-reel packaging when sourcing components. Confirm that the specific orderable part number matches the required package variant and thermal specifications. Ensure compatibility with the recommended 12-V logic supply and 32-V power stage voltage requirements during system integration.

Audio Amplifiers Selection Notes

Select this component for designs requiring high power density and premium audio fidelity in a single-chip solution. The internal voltage regulator simplifies power sequencing by requiring only a single external supply rail for logic and gate drive circuits. Verify PCB layout capabilities to support the thermally enhanced HTSSOP package and PowerPAD™ connection.

Audio Amplifiers Part Context

This device belongs to Texas Instruments' PurePath™ Ultra-HD Class-D amplifier family. It is designed as a direct upgrade path for high-end audio systems previously relying on discrete solutions or lower-performance amplifiers. The TPA3250 provides significant improvements in idle losses and signal bandwidth compared to standard Class-D implementations.

Audio Amplifiers Replacement Considerations

TPA3251D2DDV

Audio Amplifiers FAQ

How does the PurePath™ Ultra-HD technology function?

It utilizes an advanced integrated feedback design combined with proprietary high-speed gate driver error correction to maintain ultra-low distortion and perfect sound quality throughout the entire audio frequency band.

What are the available output configurations?

The device supports multiple configurations including Stereo (BTL), Mono (PBTL), 2.1 (1x BTL + 2x SE), and 4x Single-Ended (SE) modes, selectable via the M1 and M2 mode pins.