STA50613TR

Overview

The STA50613TR is a Class D audio amplifier integrated circuit manufactured by STMicroelectronics. It features a quad power half-bridge architecture designed for high-efficiency audio applications. The device supports a maximum supply voltage of 40V and delivers an output current capability of 4.0A per channel. It is configured to operate in either mono or stereo modes, providing up to 120W of output power into a 4-ohm load in mono configuration, or 60W per channel into an 8-ohm load in stereo mode. The component is housed in a PowerSO-36 package.

Feature Summary

• Quad power half-bridge topology for efficient audio amplification
• Supports mono and stereo operational configurations
• High voltage tolerance with 40V supply capability
• Integrated thermal protection mechanisms

Applications

• Home theater systems
• Portable audio devices
• Car audio amplifiers
• Active loudspeakers

Procurement Notes

Verify the specific datasheet revision and ordering suffixes to ensure compatibility with your design requirements. Confirm that the PowerSO-36 package dimensions match your PCB footprint constraints. Check for any RoHS compliance documentation if required by your manufacturing standards. Ensure proper thermal management solutions are implemented given the high power output capabilities of this component.

Selection Notes

Select this component when high efficiency and significant power output are required in a compact form factor. The quad bridge design allows for flexible mono or stereo configurations. Consider the 40V supply limit and 4A current rating when designing the power stage. Evaluate thermal dissipation needs based on the expected load impedance and operating conditions.

Part Context

This part belongs to STMicroelectronics' line of Class D audio amplifiers. It utilizes advanced switching technology to minimize power loss while maximizing audio fidelity. The integration of multiple half-bridges into a single package reduces board space compared to discrete solutions. It is designed for robust performance in consumer electronics and automotive audio environments.

Replacement Considerations

Check for direct pin-to-pin replacements within the same product family. Verify equivalent power ratings and supply voltage limits. Ensure compatible control interfaces and protection features. Consult official substitution lists for validated alternatives.