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JSSC 2022第9期Power Management0.153µm CMOSNeural Network Accelerator

A 943 Peak Efficiency Adaptive Switchable CCM and DCM Single-Inductor Multiple-Ou

提出一种自适应可切换CCM和DCM的单电感多输出转换器,峰值效率达94.3%。
峰值效率94.3%,负载能力3W,静态电流185nA,芯片面积1.2×1.7mm²
单电感多输出转换器自适应切换交叉干扰抑制超低功耗峰值效率
自适应可切换CCM和DCM技术
五输入交叉干扰抑制误差放大器(CREA)
超低功耗(ULP)模式
Abstract
This article proposes a single-inductor multi-output converter implemented in 0.153 µm CMOS process, including the adaptive switchable continuous conduction mode (CCM) and discontinuous conduction mode (DCM) (ASCD) technique, and a five-input crosstalk reduction error amplifier (CREA) to minimize the cross regulation to 0.03 mV/mA and achieve load capability up to 3 W. At ultra-light loads, the proposed ultralow power (ULP) mode is applied to reach 185 nA quiescent current and enhance light load p