The TB2168FNG is a high-efficiency Class-D audio amplifier from Toshiba Semiconductor and Storage, designed for use in portable audio devices. This amplifier integrates advanced features to deliver high-quality audio output while minimizing power consumption. Its filterless architecture simplifies design and reduces the overall cost of the system.

Applications:

• Portable Audio Devices
• Mobile Phones
• Tablets
• Bluetooth Speakers
• Gaming Devices

Features:

• Filterless Class-D Architecture: Eliminates the need for external LC filters, reducing BOM cost and board space.
• High Efficiency: Maximizes battery life in portable applications.
• Low THD+N (Total Harmonic Distortion plus Noise): Delivers clear and crisp audio reproduction with minimal distortion.
• Integrated Protection Circuits: Includes over-current, over-temperature, and short-circuit protection for enhanced reliability.
• Adjustable Gain: Provides flexibility in controlling the audio output level.
• Shutdown Mode: Reduces power consumption during idle periods.
• Small Package: Enables compact system designs.

Benefits:

• Reduced System Cost: Filterless design lowers the overall bill of materials.
• Extended Battery Life: High efficiency operation allows for longer usage times in portable devices.
• Superior Audio Quality: Low distortion and noise ensure a pleasant listening experience.
• Increased Reliability: Built-in protection circuits safeguard against potential damage.
• Design Flexibility: Adjustable gain and compact package offer greater design freedom.
• Lower Power Consumption: Shutdown mode minimizes power drain when the device is not in use.

Additional Details:

The TB2168FNG typically operates from a low-voltage power supply, making it suitable for battery-powered devices. Its filterless architecture also helps to reduce electromagnetic interference (EMI). The device's gain can be adjusted by using external resistors, providing flexibility in matching the amplifier to different speaker impedances and input signal levels. The integrated protection circuits ensure that the amplifier operates safely under various conditions. The amplifier also features a low-power shutdown mode, which further reduces power consumption when the device is not actively in use. Specific details on output power, voltage ranges, and other technical specifications can be found in the product datasheet.