STMicroelectronics

TDA7268

TDA7268 Description

The TDA7268 is a Class AB stereo audio amplifier designed by STMicroelectronics. This integrated circuit (IC) is known for its robust performance and versatility, making it suitable for a wide range of audio applications. The TDA7268 operates within a temperature range of 0°C to 70°C (TA), ensuring reliable performance in various environmental conditions. It delivers a maximum output power of 2W per channel into an 8-ohm load, providing clear and powerful audio output. The supply voltage range of 4.5V to 18V allows for flexibility in power supply options, making it compatible with different power sources.

The TDA7268 is housed in a through-hole package, specifically a tube, which facilitates easy mounting on printed circuit boards (PCBs). This packaging type ensures mechanical stability and ease of integration into electronic systems. The product is classified under the ECCN code EAR99 and is compliant with the HTSUS code 8542.33.0001. It also meets the REACH and RoHS3 compliance standards, ensuring it is environmentally friendly and safe for use in various industries.

TDA7268 Features

• Class AB Design: The TDA7268 employs a Class AB topology, which combines the high efficiency of Class B with the low distortion of Class A. This design ensures high-quality audio output with minimal distortion, making it ideal for applications requiring high fidelity.
• Wide Operating Voltage Range: With a supply voltage range of 4.5V to 18V, the TDA7268 can operate with various power sources, providing flexibility in system design.
• High Output Power: The amplifier delivers 2W per channel into an 8-ohm load, ensuring powerful audio output suitable for small to medium-sized speakers.
• Low Distortion: The Class AB design minimizes distortion, resulting in clear and crisp audio performance.
• Robust Packaging: The through-hole tube package ensures mechanical stability and ease of integration into PCBs.
• Compliance Standards: The TDA7268 meets REACH and RoHS3 compliance standards, ensuring it is environmentally friendly and safe for use in various industries.
• Wide Operating Temperature Range: The operating temperature range of 0°C to 70°C (TA) ensures reliable performance in diverse environmental conditions.

TDA7268 Applications

The TDA7268 is ideal for a variety of audio applications due to its high output power, low distortion, and wide operating voltage range. Some specific use cases include:

• Consumer Electronics: Ideal for portable audio devices, radios, and small speaker systems where high-quality audio output is required.
• Automotive Audio Systems: Suitable for car radios and in-car entertainment systems, providing clear and powerful audio performance.
• Industrial Applications: Can be used in industrial control panels and monitoring systems where audio feedback is necessary.
• Professional Audio Equipment: Suitable for small mixing consoles, PA systems, and other professional audio setups requiring reliable and high-quality amplification.

Conclusion of TDA7268

The TDA7268 from STMicroelectronics is a versatile and high-performance Class AB stereo audio amplifier. Its wide operating voltage range, high output power, and low distortion make it an excellent choice for a variety of audio applications. The through-hole tube packaging ensures mechanical stability and ease of integration, while compliance with REACH and RoHS3 standards guarantees its environmental safety. Although the product is now obsolete, its unique features and performance benefits continue to make it a valuable component in the electronics industry.