Texas Instruments

TPA3128D2DAP  

Audio Amplifiers

TPA3128D2DAP Description

The TPA3128D2DAP from Texas Instruments is a high-performance Class D stereo audio amplifier designed for efficient power delivery in compact applications. Housed in a 32-pin HTSSOP package, it supports a wide supply voltage range of 4.5V to 26V, making it versatile for both low-voltage portable and higher-voltage fixed systems. With a maximum output power of 30W per channel at 8Ω, it is optimized for high-fidelity audio reproduction while minimizing heat dissipation. The device complies with ROHS3 and REACH environmental standards and is rated MSL 3 (168 hours) for moisture sensitivity, ensuring reliability in manufacturing.

TPA3128D2DAP Features

• High Efficiency Class D Architecture: Reduces power loss and thermal management requirements compared to Class AB amplifiers.
• Short Circuit Protection: Safeguards the amplifier and connected components from damage during fault conditions.
• Wide Supply Voltage Range (4.5V–26V): Supports diverse applications from battery-powered devices to line-powered systems.
• 30W x 2 Stereo Output: Delivers robust audio performance for mid-power speakers.
• Surface-Mount Design (HTSSOP-32): Enables compact PCB layouts for space-constrained designs.
• RoHS3 Compliant & REACH Unaffected: Meets stringent environmental and safety regulations.

TPA3128D2DAP Applications

The TPA3128D2DAP is ideal for:

• Portable Bluetooth Speakers: Combines high power efficiency with compact form factor.
• Home Audio Systems: Provides clean, high-power amplification for bookshelf or multimedia speakers.
• Automotive Infotainment: Operates reliably across a wide voltage range, suitable for 12V/24V vehicle systems.
• Televisions & Soundbars: Enhances audio output without excessive heat generation.
• Professional Audio Equipment: Suitable for compact PA systems or monitor amplifiers.

Conclusion of TPA3128D2DAP

The TPA3128D2DAP stands out as a high-efficiency, robust Class D amplifier with advanced protection features and broad compatibility. Its 30W stereo output, wide voltage range, and compact packaging make it a superior choice for modern audio applications requiring both performance and space efficiency. Whether for consumer electronics, automotive, or professional audio, this amplifier delivers reliable, high-quality sound while adhering to environmental and safety standards.

TPA3128D2DAP Documents

Download datasheets and manufacturer documentation for TPA3128D2DAP

Datasheets :

TPA3128D2 Datasheet      

HTML Datasheet :

TPA3128D2 Datasheet      

PCN Design/Specification :

Design 22/Feb/2022