onsemi

LA4628-E

LA4628-E Description

The LA4628-E is a Class AB linear amplifier IC designed by onsemi, renowned for its high performance and reliability in audio applications. This amplifier delivers a maximum output power of 20 watts per channel when connected to a 4-ohm load, making it suitable for a variety of audio systems that require high-fidelity sound reproduction. The LA4628-E operates within a supply voltage range of 9V to 20V, providing flexibility in power supply options and ensuring stable performance across different operating conditions.

The LA4628-E is housed in a through-hole package, specifically a tube, which facilitates easy integration into various electronic circuits. This packaging method ensures robust mechanical stability and ease of installation on printed circuit boards (PCBs). The product is classified under the ECCN code EAR99 and is compliant with the REACH regulation, indicating that it is free from hazardous substances and suitable for global distribution.

Despite being marked as obsolete, the LA4628-E remains a valuable component due to its unique features and performance capabilities. It includes overvoltage protection, which safeguards the amplifier from potential damage caused by voltage spikes, thereby enhancing its durability and reliability. The moisture sensitivity level (MSL) of 1 (unlimited) ensures that the LA4628-E can withstand various environmental conditions without degradation in performance.

LA4628-E Features

The LA4628-E stands out in the market due to its comprehensive set of features tailored for high-performance audio applications. Key features include:

• High Output Power: Capable of delivering 20 watts per channel at a 4-ohm load, ensuring powerful and clear audio output.
• Wide Supply Voltage Range: Operates efficiently within a 9V to 20V supply voltage range, offering flexibility in power supply options.
• Overvoltage Protection: Built-in protection mechanism guards against voltage spikes, enhancing the amplifier's durability and reliability.
• Through-Hole Mounting: Facilitates easy installation and integration into various electronic circuits.
• Compliance and Safety: Classified under ECCN code EAR99 and REACH unaffected, ensuring compliance with global regulations and safety standards.
• Moisture Resistance: MSL level 1 (unlimited) ensures robustness against environmental moisture, maintaining performance in diverse conditions.

LA4628-E Applications

The LA4628-E is ideal for a wide range of applications where high-fidelity audio reproduction is essential. Its high output power and robust design make it suitable for:

• Home Audio Systems: Provides powerful and clear audio output for home theaters, stereo systems, and high-end audio setups.
• Professional Audio Equipment: Ideal for use in professional audio mixers, amplifiers, and sound reinforcement systems.
• Automotive Audio: Suitable for car audio systems, offering high-quality sound reproduction in challenging environments.
• Public Address Systems: Ensures clear and powerful audio transmission in public address systems used in venues, stadiums, and public spaces.

Conclusion of LA4628-E

The LA4628-E is a versatile and high-performance Class AB linear amplifier IC that delivers exceptional audio quality and reliability. Despite its obsolete status, it remains a preferred choice for applications requiring robust and high-fidelity audio reproduction. With its unique features such as overvoltage protection and wide supply voltage range, the LA4628-E offers significant advantages over similar models. Its compliance with global regulations and robust design make it a reliable component for various electronic systems. Whether used in home audio setups, professional audio equipment, automotive audio systems, or public address systems, the LA4628-E ensures superior performance and durability, making it a standout choice in the electronics industry.