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With the continuous progress of science and technology, the functions of on-board equipment are also constantly enriched, among which on-board wireless charging technology has become a new favorite in the market because of its convenience and forward-looking. The on-board wireless charging solution based on Fudan Micro FM33LG046A MCU and Volta NU8057Q wireless charging chip launched by E-SMARTCHIP provides drivers with an efficient, safe and intelligent charging solution with its excellent performance and innovative technical features.
Analysis of technical characteristics
Efficient charging experience
The solution provides up to 15W of charging power and a charging efficiency of up to 85%, ensuring fast and stable charging performance, so that drivers can enjoy uninterrupted power supply on the go.
Highly integrated design
Built-in 4 17mΩ low internal resistance MOS, which not only optimizes the circuit design, but also ensures the stability and safety of long-term use with its outstanding thermal performance.
Intelligent frequency management
The built-in high-precision resonant in-cavity frequency detection, ultra-high-precision Q value detection, and low-error rate digital demodulation technology ensure signal stability and transmission efficiency in the process of wireless charging.
Wide voltage input range
It supports a wide voltage input range of 3V-27V, which enables the solution to adapt to the charging needs of various vehicle models and different power supply environments.
Accurate current sensing
The current detection accuracy of ±1% provides the driver with accurate feedback on the state of charge, ensuring that the charging process is controllable and predictable.
Comprehensive protection mechanism
Multiple safety protection mechanisms, including over-voltage, over-current and over-temperature protection, provide a comprehensive safety guarantee for on-board charging.
Flexible demodulation mode
Three demodulation modes are available: voltage detection, peak current detection, and average current detection to meet the charging needs of different users and scenarios.
AEC-Q100 qualified
AEC-Q100 qualification to automotive industry standards proves the reliability and durability of the solution for use in harsh automotive environments.
Intelligent communication support
The built-in interrupt reporting function supports communication with the PC, providing the possibility of intelligent and personalized on-board charging experience in the future.
Figure: Circuit diagram and application examples of E-SMARTCHIP on-board wireless charging solution
Prospect of application of the solution
With its efficient, safe and intelligent characteristics, E-SMARTCHIP's on-board wireless charging solution not only improves the driver's charging experience, but also provides a solid foundation for the intelligent development of on-board electronic equipment. Whether it's a city commute or a long journey, you can ensure a continuous supply of power to your equipment and make driving even more worry-free.
Epilogue
With its innovative technical advantages and comprehensive safety protection, E-SMARTCHIP's on-board wireless charging solution brings an unprecedented charging experience to drivers. This is not only a charging solution, but also the beginning of an era of intelligent travel. With the continuous deepening of automotive intelligence, E-SMARTCHIP will accompany every driver to drive towards a smarter, more convenient and safer future.
Contact us
If you want to know more about the wireless charging solution of E-SMARTCHIP, or want to get customized solutions, please feel free to contact the editorial department (china.exportsemi@ehaitech.com) of China exportsemi Web, we will provide you with professional technical support and thoughtful customer service.
