(19)

(11)

EP 4 817 363 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 23837132.2 (22) Date of filing: 30.11.2023

(51) International Patent Classification (IPC):  H05K 1/18(2026.01) H05K 1/03(2006.01) H02M 7/00(2006.01) H05K 3/34(2026.01) H05K 3/28(2006.01) H01L 23/58(2006.01) (52) Cooperative Patent Classification (CPC): H05K 2201/10636; H05K 1/181; H05K 3/341; H05K 2201/10318; H05K 2201/10454; H05K 2201/10515; H05K 1/0306; H05K 3/284; H05K 2203/1316; H05K 2201/10946; H05K 2201/10196; H02M 7/003; H05K 2203/047; H05K 3/346; H10W 90/701; H10W 90/00 (86) International application number: PCT/CN2023/135560 (87) International publication number: WO 2025/111958 (05.06.2025 Gazette 2025/23)

(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 (71) Applicants: Nexperia Technology (Shanghai) Ltd. Shanghai 200025 (CN) Nexperia B.V. 6534 AB Nijmegen (NL)	(72) Inventors: HUANG, Helen Suzhou, Jiangsu 215021 (CN) HU, Tina Suzhou, Jiangsu 215021 (CN) (74) Representative: Pjanovic, Ilija  Nexperia B.V. Legal & IP Jonkerbosplein 52 6534 AB Nijmegen 6534 AB Nijmegen (NL)