TAS5122DCARG4

Overview

The TAS5122DCARG4 is a digital audio amplifier power stage manufactured by Texas Instruments. It features a dual-channel stereo output configuration housed in a 56-pin HTSSOP package. The device operates within a supply voltage range of 16 V to 25.5 V and supports a load impedance of 6 Ohms. It delivers an output power of 37 W with a total harmonic distortion plus noise (THD+N) of 0.2%. The component functions as a Class-AB amplifier, utilizes single-ended input, and draws a working supply current of 1 mA. It is designed for surface mount installation and operates within a temperature range of 0°C to +70°C.

Feature Summary

• Integrates PurePath Digital technology for high-fidelity audio amplification
• Provides dual-channel stereo output capability
• Includes protection mechanisms against short circuits and thermal overload

Applications

• Digital audio power stages
• Home theater systems
• Audio receivers

Procurement Notes

Verify the complete part number including the suffix 'G4' to ensure compliance with specific manufacturing revisions and environmental standards. Confirm that the required packaging format matches the available tube distribution. Ensure the design accommodates the specified humidity sensitivity level during storage and assembly processes. Validate that the target application environment remains within the stated operating temperature limits.

Selection Notes

Select this component when a dual-channel solution is required for 6-Ohm loads. The 37 W output rating suits applications needing moderate power delivery. Verify compatibility with the 16 V to 25.5 V supply rails. Consider the 56-pin HTSSOP footprint for PCB layout constraints. Ensure the system architecture supports the single-ended digital input interface provided by this amplifier stage.

Part Context

This device belongs to the TAS5122 series of digital audio amplifiers from Texas Instruments. It serves as a power stage component within larger audio processing systems. The series is characterized by its integration of digital control interfaces with analog power output capabilities. It represents a specific variant within the broader portfolio of TI audio integrated circuits designed for consumer electronics.

Replacement Considerations

Direct substitutes include the TAS5122DCA and TAS5122DCAR. Verify pinout compatibility and electrical specifications before substitution.