TAS5122DCAR

Overview

The TAS5122DCAR is a digital audio power stage manufactured by Texas Instruments, belonging to the PurePath Digital series. It features a dual-channel stereo Class-D amplifier architecture housed in a 56-pin HTSSOP package. The device operates within a supply voltage range of 16V to 25.5V and supports an operating temperature range from 0°C to 70°C. It delivers a maximum output power of 37W per channel into a 6-ohm load. Key functional attributes include digital input capability, mute functionality, shutdown mode, and integrated protection against short circuits and thermal overload.

Feature Summary

• Integrates digital input interface for direct connection to digital audio sources
• Includes built-in pop-and-click suppression to minimize audible transients during power-up and power-down sequences
• Provides comprehensive protection mechanisms including thermal shutdown and short-circuit protection

Applications

• Home theater systems
• Satellite speakers
• Powered subwoofers

Procurement Notes

Verify component authenticity through authorized channels as the part status is listed as obsolete. Confirm package integrity and moisture sensitivity level handling requirements upon receipt. Ensure compatibility with existing design specifications regarding the 56-pin HTSSOP footprint and electrical parameters before integration.

Selection Notes

Select this component for designs requiring high-efficiency digital amplification with integrated protection features. Consider the specific supply voltage constraints and thermal management needs associated with the 56-pin PowerTSSOP package. Evaluate alternative packages if different form factors are required for the target application.

Part Context

This component is part of the TAS5122 family of digital audio power stages. It shares core architectural similarities with other devices in the series but differs in packaging and specific pinout configurations. The DCAR suffix indicates a tape and reel packaging option suitable for automated assembly processes.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.