The SGM4810YMS/TR is a stereo, Class-AB headphone amplifier from SG Micro Corp designed for portable audio applications. It emphasizes low power consumption and high-quality audio output. The device aims to deliver a clear and immersive listening experience while preserving battery life in mobile devices.

Applications

• Smartphones
• Portable gaming consoles
• MP3 players
• Tablets
• Wearable audio devices

Features

• Stereo Class-AB operation
• Low quiescent current
• Integrated pop & click suppression
• Short-circuit and over-temperature protection
• High power supply rejection ratio (PSRR)
• Available in small MSOP package

Benefits

• Prolonged battery life due to low power consumption
• Clean audio output with minimal noise and distortion
• Reliable operation with built-in protection features
• Reduced audible artifacts during startup and shutdown
• Excellent audio quality even with noisy power supplies
• Easy integration into compact designs

Technical Specifications

The SGM4810YMS/TR operates from a single 2.5V to 5.5V supply. It features integrated pop & click suppression circuitry to minimize unwanted noise during power-up and power-down. The high PSRR ensures that noise from the power supply is effectively rejected, resulting in cleaner audio output. It is available in a small MSOP package, making it ideal for space-constrained applications. The amplifier is designed to drive low-impedance headphones with minimal distortion, providing a high-fidelity audio experience. The SGM4810YMS/TR balances performance and efficiency, making it a suitable choice for portable audio devices requiring long battery life and excellent sound quality. It is also designed to be stable with ceramic output capacitors, offering flexibility in design and component selection.