Texas Instruments

TPA3117D2RHBR

TPA3117D2RHBR Description

The TPA3117D2RHBR from Texas Instruments is a high-efficiency Class D stereo audio amplifier designed for compact, power-sensitive applications. Delivering 15W per channel into an 8Ω load, it operates over a wide 8V to 26V supply range, making it suitable for both portable and fixed audio systems. Packaged in a 32-pin VQFN (5mm x 5mm), this surface-mount IC integrates SpeakerGuard™ protection to prevent speaker damage from overcurrent or DC faults. With ROHS3 compliance and REACH unaffected status, it meets stringent environmental standards while offering robust performance in industrial and consumer applications.

TPA3117D2RHBR Features

• High Efficiency: Class D architecture ensures minimal power dissipation, ideal for battery-operated devices.
• Wide Voltage Range (8V–26V): Supports flexible power supply configurations, including 12V/24V systems.
• SpeakerGuard™ Protection: Integrated safeguards against DC faults and short circuits enhance reliability.
• Compact Footprint: 32-VQFN package saves PCB space for space-constrained designs.
• Low THD+N: Delivers high-fidelity audio with low distortion, suitable for premium audio applications.
• Moisture Sensitivity Level (MSL 2): Ensures stability in humid environments with a 1-year floor life.

TPA3117D2RHBR Applications

• Portable Speakers: Optimized for battery-powered Bluetooth® or wireless speakers due to high efficiency.
• Automotive Infotainment: Wide voltage range suits 12V/24V vehicle systems with robust protection.
• Televisions/Soundbars: Compact size and thermal performance enable slim form factors.
• Industrial Audio Systems: Reliable operation in harsh environments with REACH/ROHS compliance.
• Smart Home Devices: Low quiescent current prolongs battery life in voice assistants or IoT audio endpoints.

Conclusion of TPA3117D2RHBR

The TPA3117D2RHBR stands out for its balance of power efficiency, protection features, and compact design, making it a versatile choice for modern audio amplification. Its wide supply range and robust SpeakerGuard™ technology provide a competitive edge over similar Class D amplifiers, particularly in portable and automotive applications. Engineers will appreciate its ease of integration, compliance with environmental standards, and TI’s proven audio expertise, ensuring high performance across diverse use cases.