High-step-down DC–DC converter with continuous output current using coupled-inductors

M Hajiheidari, H Farzanehfard… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper proposes a high-step-down dc-dc converter with continuous output current which
utilizes coupled-inductors. Another main feature of this converter is applying the same …

A 12-or 48-V input, 0.9-V output active-clamp forward converter power block for servers and datacenters

X Zhang, B Nguyen, A Ferencz… - … on Power Electronics, 2019 - ieeexplore.ieee.org
DC-to-DC power supplies are critical components for processors in high performance
computing and datacenter servers. Conversion from an intermediate bus voltage (eg, 12 or …

Analytic model for power MOSFET turn-off switching loss under the effect of significant current diversion at fast switching events

B Nguyen, X Zhang, A Ferencz… - 2018 IEEE Applied …, 2018 - ieeexplore.ieee.org
The conventional method to evaluate switching loss of power MOSFETs is commonly based
on the existence of the plateau gate-voltage region in the gate-charge plot. However, a very …

Dual PWM control for high step-down DC–DC converters

CW Tseng, JH Liu, CT Pan… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
The conventional step-down dc-dc converters under the single pulsewidth modulation
(PWM) control scheme may not provide enough step-down voltage conversion capabilities …

An integrated programmable gate timing control and gate driver chip for a 48V-to-0.75 V active-clamp forward converter power block

D Kim, Y Yamauchi, X Meng, T Jia… - 2020 IEEE Energy …, 2020 - ieeexplore.ieee.org
This paper presents an integrated programmable gate timing control and primary gate driver
chip for an active-clamp forward converter (ACFC) Power Block for data center applications …