All About Circuits

Latest Switching Regulator News

Categories

Transphorm and Microchip Highlight the Virtues of GaN for Bridgeless Totem-Pole PFC

Transphorm and Microchip Highlight the Virtues of GaN for Bridgeless Totem-Pole PFC

The new evaluation board opens a discussion on the pros and cons of continuous conduction mode PFC circuits and bridgeless totem-pole PFC circuits. What's your take?


News Apr 07, 2020 by Gary Elinoff
How Do You Reduce EMI in DC-DC Power Management?

How Do You Reduce EMI in DC-DC Power Management?

Selecting the right switching DC-DC step-down regulator while minimizing EMI can feel like a balancing act. Here's an idea of how to do it with ADI's new integrated regulator.


News Apr 03, 2020 by John Koon
Designing FPGA-Dependent Medical Devices Just Got More Streamlined With New PMIC Reference Designs

Designing FPGA-Dependent Medical Devices Just Got More Streamlined With New PMIC Reference Designs

Renesas' new reference designs for Xilinx's FPGAs and SoCs solve the issues of multiphase regulators. But how might they also speed up the design process for in-demand medical devices?


News Mar 27, 2020 by Gary Elinoff
Power Engineering Catchup: Here’s What Would Have Been Presented at APEC

Power Engineering Catchup: Here’s What Would Have Been Presented at APEC

APEC was canceled less than a week before the event. What did we miss? Is there still a way for us to stay up to date on power electronic trends?


News Mar 26, 2020 by Kayla Matthews
Silicon vs. Silicon Carbide: Schottky Barrier Diode Edition

Silicon vs. Silicon Carbide: Schottky Barrier Diode Edition

How does a silicon carbide Schottky barrier diode compare to its silicon counterparts? Let's look to a few examples.


News Mar 17, 2020 by Gary Elinoff
Silicon Carbide Is Changing the Game of Solar Energy

Silicon Carbide Is Changing the Game of Solar Energy

There's plenty of buzz about SiC for electric vehicles. How is the wide-bandgap semiconductor pushing innovations in solar power, though?


News Mar 11, 2020 by Gary Elinoff
How Do You Design an LC Low-Pass Filter for a Class D Amp?

How Do You Design an LC Low-Pass Filter for a Class D Amp?

What's the role of low-pass filters in class D amplification? We'll use ST's new class D amp to discuss this question.


News Mar 09, 2020 by Robert Keim
TI’s New Buck Converter and the Issue of Switching Regulator Conduction Modes

TI’s New Buck Converter and the Issue of Switching Regulator Conduction Modes

The buck converter operates in "forced continuous conduction mode (FCCM)." Let's break that term down.


News Mar 06, 2020 by Robert Keim
Nexperia’s Latest MOSFET Targets Load-switch and Hot-swap Applications

Nexperia’s Latest MOSFET Targets Load-switch and Hot-swap Applications

This article examines the PSMNR51-25YLH and discusses MOSFET drain-source leakage current.


News Feb 18, 2020 by Robert Keim
The Main Factors Affecting Power Supply Quality

The Main Factors Affecting Power Supply Quality

What is power quality, and why is it essential? This article will provide a basic understanding of power quality, how poor power quality can impact electrical loads and some ways it can be improved.


News Feb 17, 2020 by Ikimi .O
MIT’s “Smart Wallpaper” of RF Antennas and Switches Boosts Wi-Fi Without Power

MIT’s “Smart Wallpaper” of RF Antennas and Switches Boosts Wi-Fi Without Power

Researchers at MIT have created an RF wall, dubbed “smart wallpaper,” that consists of thousands of miniature RF antennas connected to RF switches.


News Feb 05, 2020 by Robin Mitchell
Flyback Converter from ROHM Simplifies Isolation Applications

Flyback Converter from ROHM Simplifies Isolation Applications

The BD7J200 has a wide input voltage range and does not require an external MOSFET.


News Feb 03, 2020 by Robert Keim
New DC-DC Converter from TI Emphasizes Flexibility and Low Component Count

New DC-DC Converter from TI Emphasizes Flexibility and Low Component Count

The LM63635 is a wide-input-voltage-range buck regulator that is specifically intended for automotive applications.


News Jan 20, 2020 by Robert Keim
Ampleon’s 500W Power Amplifier Transistor Achieves “Best in Class” Efficiency at 75%

Ampleon’s 500W Power Amplifier Transistor Achieves “Best in Class” Efficiency at 75%

The new LDMOS-based device is designed for efficient operations in the industrial, scientific, and medical (ISM) band.


News Jan 20, 2020 by Gary Elinoff
Silanna Semiconductor’s Active Clamp Flyback Controllers Combine Four ACF Subsystems

Silanna Semiconductor’s Active Clamp Flyback Controllers Combine Four ACF Subsystems

The SZ1101 (33W) and SZ1105 (65W) incorporate four key ACF subsystems to simply design and reduce BOM count.


News Jan 16, 2020 by Gary Elinoff
Google Coral AI Taps Renesas for Programmable PMICs

Google Coral AI Taps Renesas for Programmable PMICs

Renesas’ ISL91301B PMIC is featured in Google’s Coral devices, including the Mini PCIe Accelerator, M.2 Accelerator, and SoM.


News Jan 15, 2020 by Cabe Atwell
Diodes Incorporated Designs Buck LED Drivers to Withstand Extreme Voltage Variations

Diodes Incorporated Designs Buck LED Drivers to Withstand Extreme Voltage Variations

Geared for automotive lights, the AL8843Q and AL8862Q are built to drive single LEDs and multiple LED strings with up to 97% efficiency.


News Dec 20, 2019 by Gary Elinoff
New Quad-output DC-DC Regulators from Analog Devices Can Be Paralleled for 4.8A

New Quad-output DC-DC Regulators from Analog Devices Can Be Paralleled for 4.8A

The LTM4668 and LTM4668A accept 2.7V to 17V inputs and produce four parallelable 1.2A outputs.


News Dec 13, 2019 by Gary Elinoff
Cosel Adds Four New, Open-Frame Power Supplies for Low-Power Applications

Cosel Adds Four New, Open-Frame Power Supplies for Low-Power Applications

The four additions to the LHA series are said to be low-profile and compact, offering a range of 30-watts to 100-watts.


News Dec 10, 2019 by Cabe Atwell
UnitedSiC Titles New SiC FETs as the “Lowest RDS(on)​​​​​​​ SiC Power Devices on the Planet”

UnitedSiC Titles New SiC FETs as the “Lowest RDS(on)​​​​​​​ SiC Power Devices on the Planet”

The new SiC FETs combines a SiC JFET and a cascade-optimized Si MOSFET, offering an RDS(on)​​​​​​​ as low as 7mΩ.


News Dec 09, 2019 by Cabe Atwell