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EP 2 976 786 A1

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(43) Date of publication: 27.01.2016 Bulletin 2016/04 (21) Application number: 13715526.3 (22) Date of filing: 21.03.2013

(51) International Patent Classification (IPC):  H01L 29/78(2006.01) H01L 29/16(2006.01) H01L 29/06(2006.01) (86) International application number: PCT/US2013/033330 (87) International publication number: WO 2014/149047 (25.09.2014 Gazette 2014/39)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (71) Applicant: Microsemi Corporation Bend, OR 97702 (US)	(72) Inventors: SDRULLA, Dumitru Bend, OR 97701 (US) ODEKIRK, Bruce Bend, OR 97702 (US) VANDERBERG, Marc Bend, OR 97707 (US) (74) Representative: Suèr, Steven Johannes et al Graham Watt & Co LLP St. Botolph's House 7-9 St. Botolph's Road Sevenoaks TN13 3AJ Sevenoaks TN13 3AJ (GB)