STMicroelectronics

TBA820M

TBA820M Description

The TBA820M is a Class B audio amplifier designed and manufactured by STMicroelectronics. This mono amplifier is capable of delivering a maximum output power of 2W per channel at an 8-ohm load. With a supply voltage range of 3V to 16V, the TBA820M is suitable for various applications requiring low power amplification. The device is packaged in a through-hole, 8-mini DIP tube package, making it easy to integrate into existing designs. The TBA820M is classified as EAR99 and REACH unaffected, ensuring compliance with international trade regulations.

TBA820M Features

• Class B Operation: The TBA820M operates in Class B mode, providing improved efficiency and reduced distortion compared to Class A amplifiers.
• Wide Voltage Range: The 3V to 16V supply voltage range allows for flexibility in power supply selection and compatibility with various battery chemistries.
• Through-Hole Mounting: The 8-mini DIP tube package enables easy integration into existing designs, providing a reliable and secure connection.
• Low Moisture Sensitivity: With an MSL of 1 (Unlimited), the TBA820M is resistant to moisture-related issues, ensuring long-term reliability in various environments.
• RoHS Compliance: The TBA820M is compliant with RoHS3 standards, making it suitable for use in environmentally friendly applications.

TBA820M Applications

The TBA820M is ideal for applications requiring low power audio amplification, such as:

1. Portable Audio Devices: Due to its low power consumption and small form factor, the TBA820M is well-suited for portable audio devices like headphones and earbuds.
2. Home Audio Systems: The TBA820M can be used in home audio systems, providing clear and crisp audio amplification for small speakers or as a pre-amplifier stage.
3. Automotive Audio: The TBA820M can be used in automotive audio systems, providing power to small speakers or as part of a multi-channel audio setup.
4. Industrial Applications: The TBA820M can be utilized in industrial applications where low power audio amplification is required, such as alarm systems or notification devices.

Conclusion of TBA820M

The TBA820M is a versatile and reliable Class B audio amplifier, offering a wide voltage range, low power consumption, and RoHS compliance. Its small form factor and through-hole mounting make it ideal for a variety of applications, including portable audio devices, home audio systems, automotive audio, and industrial applications. While the TBA820M is now considered obsolete, it remains a valuable option for designers looking for a low-power, Class B audio amplifier solution.