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(11)

EP 4 537 453 A1

(12)

(43) Date of publication: 16.04.2025 Bulletin 2025/16 (21) Application number: 23733618.5 (22) Date of filing: 07.06.2023

(51) International Patent Classification (IPC):  H03K 17/12(2006.01) H01L 25/07(2006.01) (52) Cooperative Patent Classification (CPC): H03K 17/122; H01L 25/072; H05K 1/144; H05K 2201/10166; H05K 1/0209; H05K 2201/10409; H05K 2201/10272; H05K 2201/10393; H05K 2201/042; H05K 2201/10053 (86) International application number: PCT/EP2023/025274 (87) International publication number: WO 2023/237232 (14.12.2023 Gazette 2023/50)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 08.06.2022 IN 202211032833 18.11.2022 GB 202217302 (71) Applicant: Eaton Intelligent Power Limited Dublin 4, D04 Y0C2 (IE)	(72) Inventors: NITKIN, Dmitry 25263 Prague (CZ) PURKAYASTHA, Saurabh 25263 Prague (CZ) BIALY, Tomasz L. 101 00 Prague (CZ)