A 100V Reconfigurable Synchronous Gate Driver with Comparator-based Dynamic Dead-Time Control for High-Voltage High-Frequency DC-DC Converters
On-chip high-voltage synchronous gate driver
,
high-voltage level shifter design
,
automatic dead-time generation for ZVS
This paper presents an integrated reconfigurable high-voltage (HV) synchronous gate driver for driving GaN FET and Si-MOSFET power switches…
A High Efficiency Wireless DC-DC Converter
Andrei Savu ; Adrian Lita ; Ionel Dan Jitaru
Wireless Charger
,
Digital Control
,
CLLC Resonant Tank
,
DSP
,
Pot Core
,
Litz Wire
This paper will present a converter design targeted to push the performance in respect of efficiency and power density for a 50W Wireless…
A High Step-Down Non-Isolated Bus Converter with Partial Power Conversion based on Synchronous LLC Resonant Converter
Liqun Chen ; Hongfei Wu ; Peng Xu ; Haibing Hu ; Chengan Wan
bus converter
,
high step-down
,
non-isolated
,
partial power conversion
,
LLC
,
synchronous rectification
A novel DC/DC conversion architecture is proposed for a non-isolated front-end bus converter with wide input voltage range. A DC-DCX, which…
A High-Frequency Resonant Gate Driver for Enhancement-Mode GaN Power Devices
Yu Long ; Weimin Zhang ; Daniel Costinett ; Benjamin B. Blalock ; Luke L. Jenkins
GaN
,
HEMT
,
gate driver
,
resonant gate driver
A new resonant gate driver for the high-frequency enhancement-mode GaN HEMT power devices is proposed and designed with a HV CMOS…
A New Family of GaN Transistors for Highly Efficient High Frequency DC-DC Converters
David Reusch ; Johan Strydom ; Alex Lidow
GaN
,
High Power Density
,
Point of Load
In this paper we will discuss the latest developments in DC-DC converters, including major improvements in eGaN®FETs with the latest…
A Novel Ide Control to Improve Light Load Efficiency for a Full-Bridge DC/DC Converter
Digital Control
,
Efficiency
,
Converter
,
IDE
Server and telecom power systems have traditionally been using the Intermediate Bus Converter (IBC) or Adaptive Bus Converter (ABC). To…
A Single Stage 54V to 1.8V Multi-Phase Cascaded Buck Voltage Regulator Module
K.K. Leong ; G. Deboy ; K. Krischan ; A. Muetze
VRM
,
PoL
,
DC-to-DC
,
multi-phase buck converters
,
non-isolated
,
ZCS
This paper proposes a new design approach to the conventional two stages solution to convert the 48-60V low voltage bus to the 1-1.8V point…
A Single-Stage Three-Port Boost Converter with High Voltage Gain based on the Bidirectional Version of the Three-State Switching Cell
Diego B.S. Alves ; Paulo P. Praça ; Demercil S. Oliveira Jr. ; Luiz H.S.C. Barreto ; Luiz C.G. de Freitas
DC-DC Power Conversion
,
High Voltage Gain
,
Photovoltaic Panels and Batteries.
This paper presents a new three-port dc-dc high voltage gain boost converter based on the bidirectional version of the three-state…
Adaptive-on-Time Control Technique for Output Ripple Reduction and Light-Load Efficiency Enhancement in Low-Power Switched-Capacitor DC-DC Regulators
integrated switched-capacitor DC-DC converters
,
power management integrated circuits
This paper presents an adaptive-on-time control (AOTC) technique for low-power switched-capacitor (SC) DC-DC regulators in…
Bi-Directional Piezoelectric Transformer based Converter for High-Voltage Capacitive Applications
Piezoelectric transformer
,
Bi-directional converter
,
DC/DC converter
,
Resonant converter
,
Control
,
Capacitive load
,
Energy recovery
,
High voltage
,
Hig
A piezoelectric transformer based converter is presented in this paper, which not only is capable of generating high voltages, but also…
Design and Analysis of an Ultra-High Efficiency Phase Shifted Full Bridge GaN Converter
Rakesh Ramachandran ; Morten Nymand
isolated dc-dc converter
,
wide band gap devices
,
GaN
,
magnetics
,
high efficiency
The paper presents the design and development of an ultra-high efficiency phase shifted full bridge isolated dc-dc converter using Gallium…
Digital Multiphase Constant On-Time Regulator Supporting Energy Proportional Computing
A. Zafarana ; O. Zambetti ; G. Lingua ; S. Saggini
VRM
,
dc-dc control architecture
The server architecture research is working focusing on energy proportional machines that would ideally consume no power when idle, and…
Dynamical Modeling of Power Converters with Power Semiconductor Filter
Wing-To Fan ; Kuen-Faat Yuen ; Henry Shu-Hung Chung
Power semiconductor filter
,
input filtering
,
power electronics
,
power converters
,
DC-DC power conversion
“Power Semiconductor Filter (PSF)” has been proposed to replace passive input filter with a semiconductor filter. The methodology is based…
Predictive Adaptive Method for Synchronous Rectification
Alberto Iorio ; Alberto Bianco ; Maurizio Foresta ; Giuseppe Scappatura ; Claudio Adragna ; Silvio DeSimone
Predictive adaptive synchronous rectification
The paper will focus on an innovative digital algorithm for synchronous rectification in LLC power converters. The algorithm optimizes the turn…
Research and Realization of a Novel Active Common-Mode EMI Filter
Xinli Chang ; Wenjie Chen ; Yuehong Yang ; Kangping Wang ; Xu Yang
EMI
,
filter
,
common mode
Voltages and currents of high power density power electronic circuits vary rapidly for its high speed switching, which results in serious…
Self-Oscillating Galvanic Isolated Bidirectional Very High Frequency DC-DC Converter
Jeppe A. Pedersen ; Mickey P. Madsen ; Arnold Knott ; Michael A.E. Andersen
Self-oscillating
,
Galvanic Isolated
,
Bidirectional
,
Very High Frequency
,
DC-DC Converter
,
VHF
This paper presents a self-oscillating galvanic isolated bidirectional very high frequency DC-DC converter; it is built on the Class-E…
The Cost-Efficient, Common-Ground, Non-Isolated Three-Port Converter Deduced from the Single-Inductor Dual-Output (SIDO) Topology
Pengcheng Zhang ; Yu Chen ; Zhou Lu ; Yong Kang
power electronics
,
dc-dc conversion
,
three-port converter
In recent year, three-port converter (TPC) has been widely presented to connect the renewable source, energy-stored component and the…
