STMicroelectronics

STA1385EOAS1

STMicroelectronics' STA1385EOAS1 is a high-performance, monolithic integrated circuit designed for use in audio amplifier applications. This device is specifically designed to meet the demands of high-fidelity audio systems, offering a combination of high output power, low distortion, and low noise performance.

Description:

The STA1385EOAS1 is a 15W, Class-D audio amplifier that operates from a single supply voltage of 4.5V to 18V. It features a high level of integration, with all necessary components, including a power MOSFET driver, error amplifier, and protection circuits, integrated into a single package. This results in a compact and cost-effective solution for audio amplification.

Features:

1. High output power: The STA1385EOAS1 is capable of delivering up to 15W of output power, making it suitable for a wide range of audio applications.
2. Low distortion: The device features a low total harmonic distortion (THD) of less than 0.1%, ensuring high-quality audio reproduction.
3. Low noise performance: The STA1385EOAS1 offers a low noise floor, with a typical noise level of -95dB.
4. Single supply voltage: The amplifier operates from a single supply voltage of 4.5V to 18V, simplifying the power supply design and reducing system complexity.
5. High efficiency: The Class-D architecture of the STA1385EOAS1 results in high efficiency, typically above 90%, reducing power consumption and heat dissipation.
6. Integrated protection circuits: The device includes built-in protection features, such as short-circuit protection, thermal shutdown, and over-voltage protection, ensuring reliable operation and longevity.
7. Easy to use: The STA1385EOAS1 is designed for easy integration into audio systems, with a simple external component count and minimal external adjustments required.

Applications:

The STA1385EOAS1 is suitable for a wide range of audio applications, including:

1. Portable audio devices: Due to its compact size and high efficiency, the STA1385EOAS1 is ideal for use in portable audio devices such as Bluetooth speakers, headphones, and earbuds.
2. Home audio systems: The high output power and low distortion make the STA1385EOAS1 suitable for home audio systems, including soundbars, home theater systems, and bookshelf speakers.
3. Professional audio equipment: The device's performance characteristics make it suitable for use in professional audio equipment, such as PA systems and studio monitors.
4. Automotive audio systems: The STA1385EOAS1 can be used in automotive audio systems, providing high-quality audio reproduction in vehicles.
5. Industrial audio applications: The device's robustness and reliability make it suitable for use in industrial audio applications, such as public address systems and intercom systems.

In summary, the STMicroelectronics' STA1385EOAS1 is a high-performance, monolithic Class-D audio amplifier that offers a combination of high output power, low distortion, and low noise performance, making it an ideal choice for a wide range of audio applications.