The SSM2316GN is a high-efficiency, filter-free Class D audio amplifier from Silicon Standard Corp. It is designed to deliver high-quality audio while minimizing power consumption, making it ideal for portable and battery-powered applications. This amplifier features a low quiescent current and excellent efficiency, extending battery life and reducing heat dissipation.

Applications

• Portable Media Players
• Mobile Phones
• Tablet Computers
• Bluetooth Speakers

Features

• Filter-Free Class D Architecture: Reduces external component count and cost.
• High Efficiency: Minimizes power consumption and extends battery life.
• Low Quiescent Current: Further reduces power consumption in idle mode.
• Integrated Gain Setting: Simplifies design and reduces external components.
• Short-Circuit and Thermal Protection: Ensures reliable operation and prevents damage.

Benefits

• Extended Battery Life: High efficiency and low quiescent current maximize battery life in portable devices.
• Reduced Board Space: Filter-free architecture minimizes the need for external components.
• Lower System Cost: Reduced component count translates to lower overall system cost.
• Improved Audio Quality: Delivers clear and crisp audio reproduction.
• Enhanced System Reliability: Built-in protection features ensure robust and reliable operation.

Additional Details

The SSM2316GN operates from a single power supply voltage, typically in the range of 2.5V to 5.5V, making it compatible with a wide range of battery-powered devices. It can deliver up to 2.5W of output power into a 4Ω speaker with low total harmonic distortion plus noise (THD+N). The integrated gain setting feature allows for easy adjustment of the amplifier's gain without the need for external resistors. The amplifier also includes shutdown mode, which further reduces power consumption when the device is not in use.

The device is available in a small, surface-mount package, which helps minimize the footprint on the PCB. Its high efficiency and low power consumption make it an excellent choice for portable audio applications where battery life and space are critical considerations. The built-in protection features ensure robust and reliable operation, even under demanding conditions.