When the PF is low and current distortion in power conversion system is severe, heat is generated in the inductor and transformer containing the magnetic material, and large losses in the power ...

Totem-pole bridgeless PFC is a very promising topology for GaN devices because of very low reverse recovery. However, inherent challenges exist for this topology at zerocrossing point of AC voltage ...

Designed specifically for totem pole power-factor correction (PFC) architectures in critical-construction mode (CrCM), this controller allows engineers to dramatically reduce the size, weight, and ...

During the event, Wise Integration exhibited 300W totem pole PFC demo boards powered by WiseWare 1.1 and WiseGan® WI71060A GaN transistors (RDS (on)=60 mΩ), operating from 90–264 VAC input to a 400 ...

A cargo ship that had been delivering new vehicles to Mexico sank in the North Pacific Ocean, weeks after crew members abandoned ship when they couldn’t extinguish an onboard fire that left the ...

What’s life like in the most northern town on Earth? We set out on a journey to the Arctic to explore a place where extreme cold, endless nights, and breathtaking landscapes define daily life ...

An Indigenous community near Prince Rupert, B.C., raised a new memorial totem pole ahead of National Indigenous People's Day to honour those who were affected by the Miller Bay TB Hospital ...

An Indigenous community near Prince Rupert, B.C., raised a new memorial totem pole ahead of National Indigenous People's Day to honour those who were affected by the Miller Bay TB Hospital.According ...

Fayetteville, PA – Totem Pole Playhouse kicks off the next chapter of its 75th Diamond Anniversary Season with the high-energy hit 9 to 5: The Musical, opening Friday, June 20 and running for 20 ...

Last Sunday, Sonj Bunwait and Pam London made the trip to Nitinat Lake to return a three-foot totem pole to the carver’s granddaughter, Shelley Edgar.