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LDO与Buck转换器效率对比:低压差场景下的最优选择 ...
在低压差(Low Dropout, LDO)电源应用场景中,如何平衡效率、成本与系统复杂度是工程师面临的核心挑战。根据行业测试数据,在输入输出压差(V_in-V_out)小于200mV的场景下,LDO的效率劣势较传统认知大幅缩小,而Buck转换器因开关损耗占比提升,实际效率优势可能低于预期。本文从损耗机制、负载 ...
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