TPA2026D2YZHT

Overview

The TPA2026D2YZHT is a stereo Class-D audio amplifier from Texas Instruments' SmartGain series. It operates on a single supply voltage ranging from 2.5V to 5.5V and delivers up to 3.2W per channel into 4-ohm loads. The device features a 16-pin DSBGA package measuring 2.24x2.16mm. It supports differential inputs, I2C control, volume adjustment, and includes short-circuit and thermal protection mechanisms for robust operation across temperatures from -40°C to 85°C.

Feature Summary

• Integrates SmartGain technology with digital I2C interface for precise gain and volume control
• Features differential analog input capability to reduce noise susceptibility
• Includes comprehensive protection circuits against thermal overload and output short circuits
• Supports low-power shutdown mode to extend battery life in portable applications

Applications

• Portable Bluetooth speakers
• Smart home voice assistants
• Tablet computers
• Digital picture frames

Procurement Notes

Verify the specific suffix 'YZHT' against official manufacturer documentation to confirm tape-and-reel packaging and temperature grade specifications. Ensure compatibility with standard surface-mount reflow profiles. Cross-reference the full part number with authorized distributors to validate current availability status and lead times before finalizing procurement plans.

Selection Notes

Select this component when designing compact stereo audio systems requiring high efficiency and digital control integration. The small footprint suits space-constrained enclosures. Verify that the system power supply remains within the 2.5V to 5.5V range. Confirm that the load impedance matches the amplifier's rated output capabilities to ensure optimal performance and prevent damage.

Part Context

This device belongs to the TPA2026 family of efficient Class-D amplifiers designed for mobile and consumer electronics. It complements other Texas Instruments audio solutions by offering integrated digital control features. The SmartGain series focuses on simplifying audio design through programmable parameters and reduced external component count.

Replacement Considerations

Consult official substitution guides for pin-compatible alternatives within the same product family. Verify electrical characteristics and package dimensions match before replacing.