Technical Information Site of Power Supply Design

Key Words : Super-junction MOSFET

Si Power Device

2022.09.07

Improving the Power Conversion Efficiency of Phase Shift Full Bridge Circuit - Summary -

Here are summarized important points relating to operation and current paths in order to improve the...

Si Power Device

2022.05.25

Evaluation of Efficiency

As part of our discussion of conversion efficiency which is the main subject of this section, we pre...

Si Power Device

2021.10.27

Guidelines Relating to Operation of Switching Elements Under Heavy Loading

When, under heavy loading, the recovery time trr of the body diode of a MOSFET is long and current r...

Si Power Device

2021.10.27

Guidelines Relating to Operation of Switching Elements Under Light Loading

Because under light loading currents are small and the energy accumulated in LS is small, there is i...

Si Power Device

2021.09.15

Basic Operation of PSFB Circuits

ZVS operation in a PSFB circuit is achieved by turning on a MOSFET switch when the output capacitor ...

Si Power Device

2021.06.23

Recovery Characteristic Evaluation Using Double-Pulse Tests

In this article, recovery characteristics are considered on the basis of double-pulse tests using MO...

Si Power Device

2018.12.06

Summary

This concludes the basic edition of Si power devices. As Si-based power devices, we have explained t...

Si Power Device

2018.11.22

PFC Circuits for Air Conditioners:Example of Efficiency Improvement Using MOSFETs and Diodes

In the previous article we presented an example of efficiency improvement and noise reduction in an ...

Si Power Device

2018.10.11

LED Illumination Circuits:Example of Efficiency Improvement and Noise Reduction Using MOSFETs

From this article, we present examples of improvements to efficiency and other parameters in actual ...

Si Power Device

2018.09.06

Continuous Current Mode PFC:Examples of Efficiency Improvement Using Diode

In succession to the boundary current mode PFC example of the previous article, this time we present...

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