This product is a single-core MCU chip which integrates power supply management unit and lithium battery charging unit.
The power supply management unit can automatically generate the working voltage VDD; of the microcontroller unit according to the access state and voltage of the externally connected power supply voltage VCC and battery voltage VBAT;
The lithium battery charging unit can charge a single externally connected lithium battery at constant current and constant voltage according to the set floating charging voltage and charging current, and can realize the high-temperature detection function of the chip temperature.
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