<SEC-DOCUMENT>0000310568-18-000046-index.html : 20180316
<SEC-HEADER>0000310568-18-000046.hdr.sgml : 20180316
<ACCEPTANCE-DATETIME>20180316164048
ACCESSION NUMBER:		0000310568-18-000046
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180314
FILED AS OF DATE:		20180316
DATE AS OF CHANGE:		20180316

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PETERSON JAMES J
		CENTRAL INDEX KEY:			0001192204

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-08866
		FILM NUMBER:		18696157

	MAIL ADDRESS:	
		STREET 1:		MICROSEMI CORPORATION
		STREET 2:		ONE ENTERPRISE
		CITY:			ALISO VIEJO
		STATE:			CA
		ZIP:			92656

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MICROSEMI CORP
		CENTRAL INDEX KEY:			0000310568
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				952110371
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1002

	BUSINESS ADDRESS:	
		STREET 1:		ONE ENTERPRISE
		CITY:			ALISO VIEJO
		STATE:			CA
		ZIP:			92656
		BUSINESS PHONE:		949-380-6100

	MAIL ADDRESS:	
		STREET 1:		ONE ENTERPRISE
		CITY:			ALISO VIEJO
		STATE:			CA
		ZIP:			92656

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MICROSEMICONDUCTOR CORP
		DATE OF NAME CHANGE:	19830323
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_152123283228157.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: wf-form4_152123283228157.html

Document 1 - RAW XML: wf-form4_152123283228157.xml

</DOCUMENT>
</SEC-DOCUMENT>