Japan Intellectual Property Rights: SEMICONDUCTOR DRIVING CIRCUIT AND POWER CONVERSION DEVICE

Japan, Sept. 16 -- SHINDENGEN ELECTRIC MFG CO LTD has got intellectual property rights for 'SEMICONDUCTOR DRIVING CIRCUIT AND POWER CONVERSION DEVICE.' Other related details are as follows:

Application Number: JP,2022-155553

Category (FI): H02M1/08@A,H02M3/155@H

Stage: PROBLEM TO BE SOLVED: To decrease a voltage drop during reverse current conduction of a switching element, such as that produced in a dead time period of a power conversion device, thereby reducing a reverse conduction loss.SOLUTION: A power conversion device (e.g., a PFC circuit in a converter) includes: an AC power source 21; a rectification circuit 22; a choke coil 23; a normally-on switching element 24a and a switch 24b in the on state at all the times in a first switc...