Tech Reports | EECS at UC Berkeley
Switched-capacitor (SC) DC-DC power converters are a subset of DC-DC power converters that use a network of switches and capacitors to efficiently convert one voltage to
Capacitive DC–DC Converters
Capacitive DC-DC converters transform a DC input voltage into a DC output voltage using switches and capacitors. Alternatively, they are referred to as switched-capacitor
A New Approach to Improve the Voltage Conversion Ratio
Analysis methods are developed that fully determine a switched-capacitor (SC) dc-dc converter''s steady-state performance through evaluation of its output impedance.
Capacitor Conversion: Basic Principles, Applications, and Common
This article will introduce the basic knowledge of capacitor conversion, application scenarios, and commonly used conversion methods to help you better understand
A Design Methodology for Switched-Capacitor DC-DC Converters
A complete, detailed methodology for SC converter analysis, optimization and imple-mentation is derived. These methods specify device choices and sizing for each capacitor and switch in the
Design of a Switched-Capacitor Step-Down Converter
switched-capacitors converter work in its most e cient operating conditions. Hence, some generic rules are derived for what concern e ciency when energy is exchanged between capacitors,
Design and Analysis of a Switched-Capacitor DC
In order to increase the low voltage of renewable energy systems to a relatively high bus voltage for the downstream dc-ac grid-connected inverter, a new dc-dc switched-capacitor converter with
An Asymmetric Control Method for Switched-Capacitor-Based
This article proposes an asymmetric control method for switched-capacitor-based resonant converters (SCRCs). The proposed method simultaneously controls the switching frequency,
An Analytical Method to Evaluate and Design Hybrid Switched-Capacitor
Request PDF | An Analytical Method to Evaluate and Design Hybrid Switched-Capacitor and Multilevel Converters | This work investigates the use of multilevel conversion in
Multi-Resonant Switched-Capacitor Converter:
This article presents a family of resonant switched-capacitor (SC) converters with multiple operating phases, herein named "Multi-Resonant SC Converter".
Multi-Resonant Switched-Capacitor Converter: Achieving High Conversion
capacitors among all SC converters at this conversion ratio. Even though the MRD does not have a significant advan- tage in switch utilization compared to other two-phase SC
A High-Performance 3:1 Conversion Ratio DC–DC Converter:
In this article, a 3-to-1 high-performance switched-capacitor converter is proposed, and optimizing methods are investigated to improve its performance. First, a detailed analysis of its working
Multiple Conversion Ratio Resonant Switched-Capacitor
that the capacitors have stabilized at their nominal voltages. The voltages of the flying capacitors hold the same average value for any conversion ratio available using the EXB code. Resonant
Detailed Technical Program Schedule
Detailed Technical Program Schedule. Finding the Best Topology for the Job: Quantitative Methods for Evaluating Performance of Hybrid Switched-Capacitor DC-DC Converter
Analytical and Practical Analysis of Switched-Capacitor DC-DC
Switched-capacitor DC-DC converters are useful alternatives to inductor-based converters in many low-power and medium-power applications. This work develops a straightforward
A Design Methodology for Switched-Capacitor DC-DC Converters
A complete, detailed methodology for SC converter analysis, optimization and imple-mentation is derived. These methods specify device choices and sizing for each capacitor and switch in the
(PDF) A comparative analysis of switched-capacitor
A comparative analysis of switched-capacitor and inductor-based dc-dc conversion technologies
A novel capacitor recombination calibration method applied to
The capacitor reconstitution calibration method is introduced with the example of a 14-bit hybrid capacitive–resistive SAR ADC with a high M-bit capacitive DAC and a low N-bit
Depth comparison of common inductor and common
PDF | Common inductor (CIM) and common capacitor (CCM) passive current‐sharing methods have the advantages of simple implementation and low cost.... | Find, read and cite all the research you
(PDF) Switched Capacitor DC-DC Converters: A Survey
This work presents a review of the main topologies of switched capacitors (SCs) used in DC-DC power conversion. Initially, the basic configurations are analyzed, that is, voltage doubler,...
Review of Topologies, Application Areas, Modeling, and Control
Abstract: Switched capacitor (SC) circuits have been widely used for low-power and high-power areas, such as the integration circuit power supply, energy conversion for
Ultra-Capacitors in Power Conversion Systems: Applications,
Ultra-Capacitors in Power Conversion Systems: Applications, Analysis, and Design from Theory to Practice (IEEE Press) eBook : Grbovic, Petar J.: Amazon .uk: Kindle Store
A Constant Current Control Method With Improved Dynamic Performance for
Abstract: The capacitor–inductor–inductor–capacitor (CLLC) converter is a promising topology for bidirectional power conversion applications, such as hydrogen or battery energy storage
A high precision method for measuring very small
A novel method for measuring very small capacitance changes based on capacitance-to-phase angle conversion is introduced in this article. This new method is the improved or linearized version of
A self-calibration method for capacitance mismatch in SAR
The calibration method mentioned in [14] is implemented in [9] with an extra calibration DAC to measure and compensate the nonlinearity of the C M − 1 three bits. Work
A Design Methodology for Switched-Capacitor DC-DC Converters
A complete, detailed methodology for SC converter analysis, optimization and imple-mentation is derived. These methods specify device choices and sizing for each
Low power multi-channel capacitive touch sensing unit using capacitor
This paper presents a multi-channel capacitive touch sensing unit for SoC applications. This unit includes a simple common processing unit and switch array to detect the touch sensing input
A High Conversion Ratio Converter Based on Tapped-Series
The tapped-series capacitor converter is paralleled to output of LLC converter with closed-loop control to regulate the total output voltage with the high conversion ratio ability. The
A DC bus capacitor design method for various inverter applications
There are two types of capacitors that are widely used as the dc-link capacitors [2]: electrolytic capacitor which has higher energy storage density, and film capacitor which
Capacitor voltages balancing method for buck modular DC/DC
This paper presents a medium voltage (1.5 kV) flying capacitor DC/DC converter rated at 30 kW. The fast switching 1.2 kV/11 mΩ SiC MOSFETs converter operates in quasi-2
Review of Topologies Application Areas Modeling and Control Methods
Switched capacitor (SC) circuits have been widely used for low-power and high-power areas such as the integration circuit power supply, energy conversion for wearable
A self-calibration method for capacitance mismatch in SAR ADC
A self-calibration method to calibrate the nonlinearity due to capacitance mismatch in successive approximation register (SAR) analog-to-digital converter (ADC) is
Self-detection method for measurement error of capacitor
Affiliations 1 School of Electrical Engineering and Automation, Hefei University of Technology, Hefei 230009, People''s Republic of China.; 2 China and State Grid Anhui Electric
Energy-efficient high-linearity SAR ADC with a unary–binary hybrid
5 天之前· The adopted switching method achieves a skipping function similar to that of bypass window technology at the cost of a smaller circuit size and lower power consumption,
New Method for Logarithmic Analogue-to-Digital Conversion
New Method for Logarithmic Analogue-to-Digital Conversion Using Switched Capacitors with a Variable Logarithmic Base Zynoviy Mychuda 1, Mykola Mykyichuk 2, Igor Zhuravel 3, Lesia
KR102570216B1
Disclosed are an asymmetric pulse-width modulated series-capacitor high-step-down DC converter capable of obtaining constant voltage gain regardless of the duty ratio by
Capacitance Conversion | Easybom
The capacitance unit of the capacitor is farad (indicated by the letter F), but in practical applications, the unit of farad is too large. the unit of farad is too large. The most commonly
6 FAQs about [Capacitor detailed conversion method]
What is a switched capacitor DC-DC power converter?
switched-capacitor (SC) DC-DC power converters. SC converters can be used for numerous ditional inductor-based power converters. First, since they use no inductors, SC converters impractical. In section 4.4, SC converters were shown to have superior silicon and reactive and boost converters.
What are the different types of capacitors used in a converter?
series-parallel, Dickson, Fibonacci, and ladder. Some aspects regarding the choice of semiconductors and capacitors used in the circuits are addressed, as well their impact on the converter behavior. is investigated. It is worth mentioning that these aspects directly influence the converter design and performance in terms of efficiency.
What type of capacitor is used in SC converters?
capacitor used in SC converters is of film type. This component is widely used mainly in applications in which it is necessary to operate at high voltages and frequencies. The ]. The polypropylene. Capacitors made of metallized film have vaporized dielectrics with a thin ]. Given the possible occurrence of a voltage higher than the nominal value
What is a switched-capacitor converter IC?
Switched-capacitor converters have been used in commercial products for many years. as a simple doubling, halving or inverting of the voltage). They have historically been communication standard . Additional discrete-capacitor SC converter ICs provide con- version for LED lighting applications, a promising application of SC converters .
What is the difference between a buck converter and a switched-capacitor converter?
tion loss) is compared with that of two magnetics-based DC-DC converters. At moderate to high conversion ratios, the switched-capacitor converter has significantly less conduction loss than an inductor-based buck converter. Some aspects of converter implementation are discussed, including t
What are the design guidelines for switch-capacitor converters?
development of design guidelines forswitched-capacitor (SC) converters In particular, the output impedance formulas given in equations (10) and(15) en ble the optimization of t e size of each individual capacitor and switch. These optimizations allowfor the better utilization of capa inv