Journal
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS
Volume 68, Issue 8, Pages 2895-2901Publisher
IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
DOI: 10.1109/TCSII.2021.3070889
Keywords
Capacitors; Topology; Switches; Charge pumps; Impedance; Charge transfer; Mathematical model; Charge pumps; DC-DC converters; energy harvesting; IoT; sensor networks
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Funding
- PIAno di inCEntivi per la RIcerca di Ateneo 2020/2022
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This tutorial provides an overview of charge pump topologies for managing self-powered nodes in ultra-low-power applications, such as Internet of Things nodes. It discusses design equations, recent proposed topologies, and regulation schemes, giving insight into the state-of-the-art of integrated topologies.
In this brief a brief tutorial of charge pump topologies for management of self-powered nodes in ultra-low-power applications, such as Internet of Things nodes, is presented. It aims to provide to the designer guidelines to choose the most suitable solution, according to the given design specifications. After a brief historic evolution, the main design equations of charge pumps and a collection of the recent proposed topologies and regulation schemes are discussed, allowing for qualitative insight into the state-of-the-art of integrated topologies.
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