公开(公告)号：US20240239201A1

公开(公告)日：2024-07-18

申请号：US18180771

申请日：2023-03-08

Applicant: Elevation microsystems, Inc.

Inventor： Kyung Min KIM ,  Ick Chan JEONG ,  Wan Ki HONG

IPC: B60L3/00 ,  H02M1/08 ,  H02M3/335

CPC classification number: B60L3/0046 ,  H02M1/082 ,  H02M3/33569 ,  B60L2210/30 ,  B60L2240/547

Abstract: An electronic pre-charge relay device according to an embodiment of the present invention comprises: a control signal input unit for inputting a control signal for turning on and off; an AC conversion unit for converting the control signal into an AC signal; an insulating transform unit for boosting the converted AC control signal to a predetermined voltage level; a rectifying and smoothing unit for converting the boosted AC control signal into a DC input signal; a power semiconductor switch having a gate used to turn on and off to supply electrical energy to a load in relation to the control signal; and a gate signal generation unit for generating at least one gate signal suitable for the power semiconductor switch by using the converted DC input signal.