Results 21 to 30 of about 239,598 (305)

Supercapacitor assisted LDO (SCALDO) techniquean extra low frequency design approach to high efficiency DC-DC converters and how it compares with the classical switched capacitor converters [PDF]

open access: yes, 2013
Supercapacitor assisted low dropout regulators (SCALDO) were proposed as an alternative design approach to DC-DC converters, where the supercapacitor circulation frequency (switching frequency) is in the order of few Hz to few 10s of Hz, with an output ...
Nihal Kulatana   +5 more
core   +1 more source

Switched-Capacitor Tuning for Three-Phase Wireless Power Receiver Based on Perturbation and Observation Method

open access: yesIEEE Access, 2021
To realize the tuning of three-phase dynamic wireless power receivers for rail vehicles, a non-real-time static self-tuning scheme based on the switched capacitor and the perturbation and observation (P&O) method is studied.
Chao Wang   +4 more
doaj   +1 more source

A Switched Capacitor Inverter Structure with Hybrid Modulation Method Lowering Switching Loss

open access: yesEnergies, 2023
The high-frequency modulation method (HFM) for a switched capacitor (SC) inverter often leads to high switching loss since it increases switching frequency.
Yanjun Zhao   +5 more
doaj   +1 more source

Seven-level inverter with switched capacitors

open access: yesThe Journal of Engineering, 2019
The seven-level (7L) inverter with a nearly sinusoidal output voltage is suitable for renewable energy conversion applications. A novel 7L inverter topology with switched capacitors is proposed here.
Xuezhi Wu   +5 more
doaj   +1 more source

Switched capacitor quasi-adiabatic clocks [PDF]

open access: yes2015 IEEE International Symposium on Circuits and Systems (ISCAS), 2015
Clock Distribution Networks (CDNs) in high speed designs can consume 30–50% of the total chip dynamic power. Adiabatic clock circuits can save some of this power, but these depend on a time varying power supply which is difficult to implement in practice.
Guthaus, Matthew   +3 more
openaire   +3 more sources

A High Slew-Rate Enhancement Class-AB Operational Transconductance Amplifier (OTA) for Switched-Capacitor (SC) Applications

open access: yesIEEE Access, 2020
This article presents a class-AB operational transconductance amplifier (OTA) with a high slew rate. The proposed class-AB OTA is applied with a slew-rate enhancement technique using an extremely low quiescent current.
Jaedo Kim, Seokjae Song, Jeongjin Roh
doaj   +1 more source

Modeling of switched-capacitor delta-sigma Modulators in SIMULINK [PDF]

open access: yes, 2005
Precise behavioral modeling of switched-capacitor /spl Delta//spl Sigma/ modulators is presented. Considering noise (switches' and op-amps' thermal noise), clock jitter, nonidealities of integrators and op-amps including finite dc-gain (DCG) and unity ...
Zare-Hoseini, H., Kale, I., Shoaei, O.
core   +1 more source

Double‐layer equalizer with multi‐winding transformer and resonance switched capacitor module for series‐connected batteries

open access: yesIET Power Electronics, 2022
A double‐layer architecture for series‐connected modules is proposed to decrease the long battery string's equalizer circuit complexity, which is based on multi‐winding transformers and resonance switched capacitors.
Shuo Pan, Na Lu, Nan Liu
doaj   +1 more source

Biquadratic transconductance switched-capacitor filters [PDF]

open access: yes, 1993
Switched-capacitor (SC) filters yield efficient implementations in integrated form. However, they employ op-amps, each of which must be designed for a given filter separately. Furthermore, SC filters are not tunable.
Tan, M. A., M.A. Tan
core   +1 more source

An Integrated Switched-Capacitor-Based Boost Five-Level Inverter Eliminating Inrush Current

open access: yesIEEE Access
The inherent capacitor voltage balancing and voltage-boosting abilities of switched-capacitor multilevel inverters make them ideal for a broad range of applications, but high inrush current remains a significant issue.
V. Kubendran   +5 more
doaj   +1 more source

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