TAS2559YZR

Overview

The TAS2559YZR is a Class-D digital input smart audio amplifier manufactured by Texas Instruments. It delivers 5.7 W of output power into a 4-ohm load with a total harmonic distortion plus noise of 0.02%. The device operates on a single power supply ranging from 1.65 V to 1.95 V and draws 3.9 mA of operating current. It features a DSBGA-42 package, supports SMD/SMT installation, and functions within a temperature range of -40°C to +85°C.

Feature Summary

• Integrates digital input interface for direct connection to digital audio sources
• Provides high-efficiency Class-D amplification with integrated smart amplifier capabilities
• Supports shutdown mode for power management

Applications

• Smart speaker systems requiring high-fidelity mono audio output
• Portable audio devices utilizing digital audio interfaces
• Consumer electronics needing compact Class-D amplification solutions

Procurement Notes

Verify the specific suffix YZR against the manufacturer's official datasheet to confirm package type and reel specifications. Ensure compatibility with the intended digital audio interface protocol before integration. Confirm that the 1.65 V to 1.95 V supply voltage range aligns with the system design requirements.

Selection Notes

Select this component when a digital input Class-D amplifier is required for mono applications. It is suitable for designs needing 5.7 W output into 4 ohms with low distortion. Consider the DSBGA-42 package size and the narrow supply voltage window during schematic design.

Part Context

This part belongs to the TAS2559 series of smart audio amplifiers from Texas Instruments. It is designed for applications demanding high performance in a small form factor. The series typically includes variants with different packaging or thermal characteristics.

Replacement Considerations

Check for TAS2559 variants with different suffixes if alternative packaging or tape-and-reel quantities are needed. Verify pin-to-pin compatibility with existing designs before substitution.