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ChipSourceTek-CST8302A: High efficiency unfiltered audio power amplifier
Date:March 16, 2025    Views:31
ChipSourceTek-CST8302A: High efficiency unfiltered audio power amplifier

    The ChipSourceTek-CST8302A audio power amplifier stands out in the field of modern electronic devices with its superior performance and unique features. It is a 6.23W mono audio power amplifier with integrated FM interference free, AB/D class switchable anti-break, high efficiency and filter-free design. These features make the ChipSourceTek-CST8302A particularly suitable for portable devices that require high-quality audio output and are space-constrained.

    The ChipSourceTek-CST8302A's differential input architecture and high power supply rejection ratio (PSRR) effectively improve the rejection of RF noise, which is critical for maintaining pure and clear sound quality. The filter-free PWM modulation structure and built-in gain reduce the need for external components, thereby reducing PCB area and system cost and simplifying the design process. Up to 91% efficiency and fast startup time make the ChipSourceTek-CST8302A the ideal choice for portable audio products.

    The ChipSourceTek-CST8302A has an extremely low turn-off current, greatly extending the standby time of the system. The built-in OCP (over current protection), OTP (over temperature protection) and UVLO (Under voltage shutdown) functions enhance system reliability and ensure stable operation of the equipment. In addition, POP-click suppression on and off improves the listening experience and simplifies system debugging.

    In terms of control, ChipSourceTek-CST8302A has a first-line pulse function, and users only need one IO port to realize the power amplifier on and off and the switch between Class D anti-break mode, Class D ordinary mode and Class AB mode, which not only saves IO port resources, but also improves the flexibility of operation. If the one-line pulse function is not required, the user can also easily switch operating modes by controlling the EN pins separately. In Class AB mode, the ChipSourceTek-CST8302A solves the problem of FM interference with traditional Class D amplifiers and completely eliminates EMI interference, which is a significant advantage for portable devices with FM capabilities.

    ChipSourceTek-CST8302A provides ESOP8 package with heat sink, which helps to improve the heat dissipation performance of the device and ensure stable operation over a long period of time. Whether in terms of performance or package design, ChipSourceTek-CST8302A reflects ChipSourceTek's emphasis on product quality and user experience.

    The ChipSourceTek-CST8302A is a high-performance, low-power, versatile audio power amplifier ideal for use in a wide range of portable audio devices. Its emergence not only improves the performance of audio products, but also provides designers with more choices and convenience. Check.

Six materials are referenced:
1. The ChipSourceTek-CST8302A audio power amplifier is a mono FM interference-free high efficiency power amplifier with 6.23 watts of output power, suitable for all types of loudspeakers
2. ChipSourceTek-CST8302A is a Class AB/D, differential input, anti-crack, first-line pulse audio amplifier - Sohu.com
3. ChipSourceTek-CST8302A is a 6.23W mono audio power amplifier with FM interference free, 4 kinds of anti-break AB/D switchable, high efficiency and no filter. - Sohu
4. [Product] EG8371 single-channel Class D audio amplifier without FM interference and capable of AB/D switching, with a maximum drive power of 5W
5. NS4160 User manual: 5W mono audio amplifier, AB/D class switching technology
6.HT8313 D/AB switching audio power amplifier - CSDN blog
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