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本文在介绍便携式设备电源管理系统的设计难点的基础上,提出了使用高效DC-DC转换器来驱动低压差稳压器(LDO),从而提高系统效率和延长电池续航时间的解决方案。
Based on the design difficulties of portable power management system, this paper presents a solution to using a high efficiency DC-DC converter to drive a low dropout voltage regulator (LDO) to improve system efficiency and extend battery life.