STMicroelectronics

TDA7293HS

TDA7293HS Description

The TDA7293HS from STMicroelectronics is a high-performance Class AB monolithic audio amplifier IC designed for demanding audio applications. Packaged in a 15MULTIWATT through-hole configuration, it delivers 100W RMS output power into a 4Ω load with a wide supply voltage range of ±12V to ±50V. Operating within a 0°C to 70°C temperature range, this obsolete but robust amplifier remains popular in legacy and DIY audio systems due to its reliability and ease of integration. The device is ROHS3 compliant and REACH unaffected, ensuring environmental compliance.

TDA7293HS Features

• High Output Power: Capable of delivering 100W @ 4Ω, making it suitable for high-power audio systems.
• Wide Supply Range: Operates from ±12V to ±50V, offering flexibility in various power supply designs.
• Class AB Topology: Ensures low distortion and high-fidelity audio reproduction.
• Robust Packaging: 15MULTIWATT through-hole package enhances thermal performance and mechanical stability.
• Compliance: ROHS3 and REACH compliant, meeting modern environmental standards.
• Low Sensitivity to Moisture: MSL 1 (Unlimited) rating ensures ease of handling and storage.

TDA7293HS Applications

• Hi-Fi Audio Systems: Ideal for high-power home theater and stereo amplifiers.
• Professional Audio Equipment: Used in PA systems, subwoofers, and stage amplifiers.
• DIY Audio Projects: Popular among hobbyists for building custom amplifiers due to its straightforward design.
• Legacy Systems: Suitable for repairing or upgrading older audio equipment requiring a reliable, high-power amplifier.

Conclusion of TDA7293HS

The TDA7293HS stands out as a versatile and powerful Class AB amplifier, offering high output power, wide voltage compatibility, and excellent audio fidelity. While marked as obsolete, its enduring popularity in DIY and professional circles underscores its reliability and performance. Whether for Hi-Fi systems, professional audio, or custom projects, the TDA7293HS remains a compelling choice for engineers and enthusiasts seeking a robust audio amplification solution.