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ChipSourceTek-LTK5163,18W Ultra-low noise Class D Power Amplifier revealed!
Date:July 5, 2025    Views:28
ChipSourceTek-LTK5163,18W Ultra-low noise Class D Power Amplifier revealed!

    ChipSourceTek-LTK5163 is a Class D audio power amplifier specifically designed for AB/D switchable mono filter free, suitable for a wide range of Bluetooth speakers, smart speakers and amplifiers. This amplifier is designed with a variety of functions and features to meet the needs of different users, both in terms of sound quality and stability.

    The ChipSourceTek-LTK5163 has two Class D modulation modes: DSM and SSM. DSM can provide better distortion, while SSM can provide lower static current and EMI characteristics. This design allows users to choose the appropriate modulation mode according to their own needs to achieve the best audio performance. In addition, the ChipSourceTek-LTK5163 features a floor noise as low as 105uV, excellent on/off burst suppression and ultra-low THD+N distortion across the full frequency range, which means that there is almost no noise interference during use, ensuring pure sound quality output.

    ChipSourceTek-LTK5163 has a complete circuit protection mechanism, including automatic recovery function to ground, to power, short circuit protection between each other, thermal protection, undervoltage and overvoltage protection. These protection mechanisms ensure the safety and stability of the product during long-term use and avoid damage caused by unexpected circumstances. At the same time, the advanced spread spectrum function and advanced electromagnetic interference (EMI) suppression technology enable this product to meet electromagnetic compatibility (EMC) requirements while enabling users to use no or inexpensive magnetic bead filters at the output end according to demand.

    The ChipSourceTek-LTK5163 operates in a voltage range of 5.5V-18V with built-in fixed 48x (33.6dB) gain, including both DSM and SSM modulation modes. Under different working conditions, its class D output power and Class AB output power are also different. For example, in the type D output mode without radiator, 10% THD+N, 12V, 4Ω, can output 18W power; At 18V, 4Ω, it can output more than 40W of power. These data show that ChipSourceTek-LTK5163 has strong adaptability and flexibility, and can meet the needs of different scenarios.

    The ChipSourceTek-LTK5163 is now on sale. For more details, please visit our official website or contact customer service. We hope our products can bring you a better audio experience!

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