TAS6422QDKQQ1

Overview

The TAS6422QDKQQ1 is a stereo Class-D audio amplifier from Texas Instruments, designed for automotive applications. It operates within a supply voltage range of 4.5V to 26.4V and delivers up to 70W per channel into a 4-ohm load. The device features integrated short-circuit and thermal protection mechanisms. It is housed in a 56-HSSOP package and supports an operating temperature range from -40°C to +125°C. The component holds AEC-Q100 qualification.

Feature Summary

• Stereo output configuration with high power delivery capabilities
• Integrated short-circuit and thermal protection for system reliability
• Automotive-grade qualification ensuring durability in harsh environments

Applications

• Automotive infotainment systems
• Vehicle door speaker amplification
• Center channel audio processing

Procurement Notes

Verify the complete part number including suffixes against official Texas Instruments documentation to ensure correct package and temperature grade. Confirm AEC-Q100 compliance requirements for your specific automotive application. Check for any recent PCN updates regarding packaging or assembly changes before finalizing procurement specifications.

Selection Notes

Select this component when a stereo Class-D amplifier with high efficiency and robust protection features is required. Ensure the design accommodates the 56-pin HSSOP footprint and provides adequate thermal management for the specified power output. Verify that the system power supply aligns with the 4.5V to 26.4V input range.

Part Context

This device belongs to the Texas Instruments TAS6422-Q1 family of automotive audio amplifiers. It is engineered to meet the stringent demands of modern vehicle audio systems, offering a balance of performance, size, and reliability. The family is designed to support scalable audio solutions across various vehicle segments.

Replacement Considerations

Consult official substitution guides for pin-compatible alternatives such as the TAS6424-Q1 for additional channels or different power levels. Verify electrical characteristics and thermal performance before swapping components.