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An integrated reconfigurable switched-capacitor DC-DC converter with a dual-loop adaptive gain-pulse control

Inshad Chowdhury, Dongsheng Ma
2008 2008 IEEE International Symposium on Circuits and Systems  
This paper presents a new integrated reconfigurable switched-capacitor dc-dc converter with a dual-loop adaptive gain-pulse control.  ...  With an input voltage ranging from 2.1 to 3.3 V, the converter achieves variable step-down voltage conversion with an output from 0.9 to 1.8 V and a maximum efficiency of 76%.  ...  Thus, switched-capacitor (SC) dc-dc converters emerge as an alternative solution to integrated power conversion circuit designs.  ... 
doi:10.1109/iscas.2008.4541991 dblp:conf/iscas/ChowdhuryM08 fatcat:jumapo5w25dvrioghxletxnuke

An Overview of Fully Integrated Switching Power Converters Based on Switched-Capacitor versus Inductive Approach and Their Advanced Control Aspects

G Kiran Kumar, Tarakanath Kobaku, Subham Sahoo, Bidyadhar Subudhi, Devaraj Elangovan, Frede Blaabjerg
2021 Energies  
and fully integrated DCDC power conversion.  ...  This paper reviews and discusses the state of the art of integrated switched-capacitor and integrated inductive power converters and provides a perspective on progress towards the realization of efficient  ...  Step-down 3-level 2-phase converter 3-level DC-DC converter (hybrid of buck and switched- capacitor) Step-down four-phase converter Inductor/Capacitor technology Standard CMOS technology  ... 
doi:10.3390/en14113250 fatcat:a4dp6kyp5zb5zjplq4cvkjb444

Single-inductor dual-output (SIDO) DC–DC converters for minimized cross regulation and high efficiency in soc supplying systems

Ming-Hsin Huang, Ke-Horng Chen
2008 Analog Integrated Circuits and Signal Processing  
A compact size and high efficiency singleinductor dual-output (SIDO) DC-DC converter is proposed.  ...  The proposed SIDO DC-DC converter not only provides dual output sources (one buck and one boost outputs) but also has minimized cross regulation without using any external compensation components.  ...  Besides, it can also simultaneously provide step-up and step-down converters that adopt the time-multiplexing charge-control scheme with a reduced number of switches.  ... 
doi:10.1007/s10470-008-9199-0 fatcat:jy7kbstulraedkwduoxrfrlxxu

An Inductorless DC–DC Converter for Energy Harvesting With a 1.2-$ \mu\hbox{W}$ Bandgap-Referenced Output Controller

Yi-Chun Shih, Brian P. Otis
2011 IEEE Transactions on Circuits and Systems - II - Express Briefs  
We present a fully integrated dc-dc converter for micropower energy harvesting.  ...  Using dual switches driven from both the converter input and output, the chip achieves boost without external excitation or external components.  ...  Therefore, a regulated dc-dc step-up converter is needed.  ... 
doi:10.1109/tcsii.2011.2173967 fatcat:wxro43dibff53laygf26zqq4ma

A Review of Fully Integrated and Embedded Power Converters for IoT

Anna Richelli, Mohamed Salem, Luigi Colalongo
2021 Energies  
/DC converters, starting from high-performance integrated charge pumps or embedded inductive boost converters for specific harvesting sources (temperature, solar, and so on), to novel DC/DC converters  ...  This review paper will first provide an overview about the power consumption in IoT devices; second, it will discuss the most recent research and advance in the field of fully-integrated or embedded DC  ...  The fully integrated AC-DC converter presented in [48]. Figure 22 . 22 Figure 22. The MI DC-DC converter presented in [50], in the case of dual-input. Figure 23 . 23 Figure 23.  ... 
doi:10.3390/en14175419 fatcat:op5mdcrlqvdmvis4pkjboaldku

Integrated single-inductor buck-boost or boost-boost DC-DC converter with power-distributive control

Hung-Wei Chang, Wei-Hsun Chang, Chien-Hung Tsai
2009 2009 International Conference on Power Electronics and Drive Systems (PEDS)  
This paper presents a fully integrated single-inductor dual-output (SIDO) buck-boost or boost-boost DC-DC converter with power-distributive control.  ...  The proposed SIDO converter was fabricated in TSMC 0.35 μ m 2P4M CMOS technology with input supply voltage 2.7-3.3 V.  ...  POST-LAYOUT SIMULATION RESULTS The single-inductor dual-output buck-boost or boost-boost DC-DC converter is implemented with a TSMC 0.35μm 2P4M CMOS process.  ... 
doi:10.1109/peds.2009.5385913 fatcat:mpmmnsnvczdelfnjlufpz65nbq

Switched Capacitor DC-DC Converter for Miniaturised Wearable Systems

Kaung Oo Htet, Hua Fan, Hadi Heidari
2018 2018 IEEE International Symposium on Circuits and Systems (ISCAS)  
Motivated by the demands of the integrated power system in the modern wearable electronics, this paper presents a new method of inductor-less switched-capacitor (SC) based DC-DC converter designed to produce  ...  two simultaneous boost and buck outputs by using a 4-phases logic switch mode regulation.  ...  By integrating only four capacitors and novel switch mode regulation, this converter enables both boosting and bucking conversions simultaneously without doubling the operation mechanisms. II.  ... 
doi:10.1109/iscas.2018.8351795 dblp:conf/iscas/HtetFH18 fatcat:zux3fr4qprb3xfjel4wir2j7im

A Comprehensive Review on Rectifiers, Linear Regulators, and Switched-Mode Power Processing Techniques for Biomedical Sensors and Implants Utilizing in-Body Energy Harvesting and External Power Delivery

Sourov Roy, A N M Wasekul Azad, Somen Baidya, Faisal Khan
2021 IEEE transactions on power electronics  
, switched capacitor (SC), switched inductor, wireless power delivery.  ...  Index Terms-AC-DC, biomedical implants, cold-start, control, dc-dc, energy harvesting, linear regulator, maximum power extraction, micro-electromechanical system (MEMS), power converter, rectifiers, sensor  ...  This dc-dc converter can operate down to an input voltage of 25 mV and provide a regulated output of 1.8 V with an overall end-to-end efficiency of 58%.  ... 
doi:10.1109/tpel.2021.3075245 fatcat:kxt7qimlhnbe3pilcfjgvrji54

Circuits for a Cubic-Millimeter Energy-Autonomous Wireless Intraocular Pressure Monitor

Mohammad Hassan Ghaed, Gregory Chen, Razi-ul Haque, Michael Wieckowski, Yejoong Kim, Gyouho Kim, Yoonmyung Lee, Inhee Lee, David Fick, Daeyeon Kim, Mingoo Seok, Kensall D. Wise (+2 others)
2013 IEEE Transactions on Circuits and Systems Part 1: Regular Papers  
The system includes a 75% efficient 90 nW DC-DC converter which is the most efficient reported sub-converter in literature.  ...  The microsystem harvests a maximum power of 80 nW in sunlight with a light irradiance of 100 AM 1.5 from an integrated 0.07 solar cell to recharge a 1 1 thin-film battery and power the load circuits.  ...  A down-converting switched capacitor voltage regulator achieves approximately 76% efficiency at a 100 load and 60% at 1 [29] .  ... 
doi:10.1109/tcsi.2013.2265973 fatcat:jerd355xardoljtw6y3fuywgla

Cohesive DS-PID and FQL Control Mechanisms to Enhance the Performance of the Electric Vehicle System

A. P. Siva Subramanian, B. S. Sutha, K. R. Aravind Britto
2022 Elektronika ir Elektrotechnika  
Then, the Dual Fold Luo (DFLuo) DC-DC converter topology is utilized to regulate the output DC power to improve the battery storage of the EV system.  ...  Consequently, the optimization-based Dynamic Supervision-PID (DS-PID) control mechanism is employed to recognize the maximum power from PV to generate the control pulses for switching activities.  ...  The main aim of developing this converter was that it produces two step-up and step-down outputs with the single input, which helps to obtain an increased voltage gain.  ... 
doi:10.5755/j02.eie.30492 fatcat:f5vielpo7jehtmpnzddmbiii5y

Exploration of Charge Recycling DC-DC Conversion Using a Switched Capacitor Regulator

Kaushik Mazumdar, Mircea Stan
2013 Journal of Low Power Electronics and Applications  
A stacked-voltage domain with its self-regulation capability combined with a SC converter has shown average efficiency of 78%-93% for 2:1 down-conversion with ILoad (max) of 200 mA and workload imbalance  ...  The paper presents a design methodology and optimization strategy for highly efficient charge recycling on-chip regulation using a push-pull switched capacitor (SC) circuit.  ...  Switched capacitor (SC) converters are easier to integrate on-chip, but their output impedance varies with load and are not highly efficient with varying workloads [4] .  ... 
doi:10.3390/jlpea3030250 fatcat:c6fbmvdgtffctc7tswrkwnf5si

Design Topologies of a CMOS Charge Pump Circuit for Low Power Applications

Labonnah Farzana Rahman, Mohammad Marufuzzaman, Lubna Alam, Mazlin Bin Mokhtar
2021 Electronics  
Applications such as non-volatile memories (NVM), radio frequency identification (RFID), high voltage generators, switched capacitor circuits, operational amplifiers, voltage regulators, and DCDC converters  ...  , clock frequencies with a minimum load balance, etc.  ...  ., proposed an inductor-based CP design scheme, fully integrated into DC/DC converter.  ... 
doi:10.3390/electronics10060676 fatcat:w7cmhmym6vbr7emisjvxps3xqq

An Isolated Bidirectional Modular Multilevel DC/DC Converter for Power Electronic Transformer Applications

Zhaohui Wang, Junming Zhang, Kuang Sheng
2016 Journal of Power Electronics (JPE)  
A dual-phase-shift modulation strategy is proposed to regulate the output power and achieve a simple voltage balancing control.  ...  A down-scaled (2 kW/20 kHz) prototype is constructed to demonstrate the proposed converter and verify the control strategy.  ...  bridge (PS-DAB) converter is adopted for output power regulation to fully utilize the leakage inductance of transformer T1.  ... 
doi:10.6113/jpe.2016.16.3.861 fatcat:nt5zqsidz5hxzdwjxjjdz47gnm

DC/DC converter 3D assembly for autonomous sensor nodes

Thierry Hilt, Herve Boutry, Remi Franiatte, Frederic Rothan, Nicolas Sillon, Frank Stam, Alan Mathewson, Ningning Wang, Cian O'Mathuna, Kenneth Rodgers
2010 2010 Proceedings 60th Electronic Components and Technology Conference (ECTC)  
Then, a 3D integration technique has been used to integrate this ASIC in a 3 layers stack with high efficiency passives components, mixing the wafer level technologies from two different research institutions  ...  A novel integrated circuit (ASIC) has been designed and manufactured to provide regulated Voltage to the sensor node from miniaturized, thin film Lithium batteries.  ...  Acknowledgement This report is based on an Integrated Project which was supported by the European Commission under support-no. IST-026461.  ... 
doi:10.1109/ectc.2010.5490710 fatcat:3yuwetqelfet7eceduz6zamt7a

Table of contents

2020 IEEE Transactions on Circuits and Systems - II - Express Briefs  
Ha 1644 Power Systems and Electronic Circuits A Fully Integrated Step-Down Switched-Capacitor DC-DC Converter With Dual Output Regulation Mechanisms . . . . . . . . . . . . . . . . . . . . . . . . . .  ...  Lian 1654 Inductorless DC/DC Converter for Aerospace Applications With Insulation Features . . . . . . . . . G. Ciarpi and S.  ... 
doi:10.1109/tcsii.2020.3018040 fatcat:cylucctsq5b5pc4o7u7s6ojxwu
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