TAS5612PHDR

Overview

The TAS5612PHDR is a high-performance Class-D audio power amplifier from Texas Instruments, part of the PurePath HD series. It features digital inputs and is housed in a 64-HTQFP package with exposed pad for thermal management. The device supports stereo or mono configurations, delivering up to 125W into 2-ohm loads in stereo mode or 250W in mono mode. It operates within a supply voltage range of 18V to 38V and includes integrated protection features such as short-circuit and thermal shutdown.

Feature Summary

• PurePath HD digital input architecture for high-fidelity audio reproduction
• Integrated Class-D power stage with efficient heat dissipation design
• Built-in diagnostic capabilities including short-circuit and thermal protection

Applications

• Home theater systems
• Professional audio amplifiers
• High-power speaker systems

Procurement Notes

Verify component authenticity through authorized distributors. Check datasheet revisions for pinout compatibility. Confirm RoHS compliance status prior to integration. Ensure proper thermal design matches package specifications.

Selection Notes

Select based on required output power and load impedance. Consider thermal management requirements for high-power applications. Verify digital interface compatibility with source components. Evaluate packaging options for assembly process.

Part Context

Part of Texas Instruments' PurePath HD family of digital-input Class-D amplifiers. Designed for high-efficiency audio applications requiring significant power output in compact form factors. Shares architectural similarities with TAS5613 and TAS5614 series devices.

Replacement Considerations

TAS5612LADDVR is a verified alternative offering similar performance characteristics. TPA3223DDVR serves as a modern replacement option with comparable power ratings.