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ISSCC 2022Session 30 · POWER MANAGEMENT TECHNIQUESPower Management

A 32nA Fully Autonomous Multi-Input Single-Inductor Multi-Output Energy-Harvesting and Power-Management

⚡ 本页包含 AI 生成的分析内容,仅供参考

📋 论文概要

该论文提出了一种完全自主的多输入单电感多输出能量收集与电源管理平台,通过集成最大功率点跟踪和多模态冷启动技术,实现了32nA的超低静态电流和1.2×10^5的动态范围,解决了自供电物联网设备中多源能量收集与高效电源管理的难题。

💡 主要创新点

核心指标
32nA静态电流,1.2×10^5动态范围
重要性
发表年份
ISSCC 2022

🏷 关键词

能量收集电源管理多输入单电感多输出

📄 原文摘要

Shuo Li, Xinjian Liu, Benton H. Calhoun University of Virginia, Charlottesville, VA Energy harvesting and power management units (EHPMUs) are gaining popularity for self-powered Internet-of-Things (IoT) applications due to their ability of extracting ambient energy and powering load circuits through a single block. Among all EHPMU architectures, the multi-input single-inductor multi-output (MISIMO) [1-6] has the benefits of small form factor, high efficiency, extracting energy from multi-modal energy sources, and powering different types of loads. Self-powered IoT applications also require the EHPMUs to have ultra-low quiescent power, wide dynamic range, and autonomous features to support their deployment without any battery. However, previous EHPMUs either consume too much power [1-3] or only provide a small dynamic range [4,5]. They also suffer from two-stage power delivery causing cascaded power loss [1,5] and lack

👥 作者与机构

Platform with 1.2×105 Dynamic Range, Integrated MPPT, and Multi-Modal Cold Start-Up

分类:Power Management · 年份:ISSCC 2022