<SEC-DOCUMENT>0001104659-17-053765-index.html : 20170828
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<ACCEPTANCE-DATETIME>20170828061938
ACCESSION NUMBER:		0001104659-17-053765
CONFORMED SUBMISSION TYPE:	425
PUBLIC DOCUMENT COUNT:		12
FILED AS OF DATE:		20170828
DATE AS OF CHANGE:		20170828

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			IXYS CORP /DE/
		CENTRAL INDEX KEY:			0000945699
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				770140882
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		425
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26124
		FILM NUMBER:		171053140

	BUSINESS ADDRESS:	
		STREET 1:		1590 BUCKEYE DRIVE
		CITY:			MILPITAS
		STATE:			CA
		ZIP:			95035
		BUSINESS PHONE:		4084579000

	MAIL ADDRESS:	
		STREET 1:		1590 BUCKEYE DRIVE
		CITY:			MILPITAS
		STATE:			CA
		ZIP:			95035

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PARADIGM TECHNOLOGY INC /DE/
		DATE OF NAME CHANGE:	19951031

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LITTELFUSE INC /DE
		CENTRAL INDEX KEY:			0000889331
		STANDARD INDUSTRIAL CLASSIFICATION:	SWITCHGEAR & SWITCHBOARD APPARATUS [3613]
		IRS NUMBER:				363795742
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		425

	BUSINESS ADDRESS:	
		STREET 1:		8755 WEST HIGGINS ROAD
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60631
		BUSINESS PHONE:		773-628-1000

	MAIL ADDRESS:	
		STREET 1:		8755 WEST HIGGINS ROAD
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60631
</SEC-HEADER>
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<SEQUENCE>1
<FILENAME>a17-21031_3425.htm
<DESCRIPTION>425
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Document 1 - file: a17-21031_3425.htm

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Document 2 - file: g210313bgi001.gif

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Document 3 - file: g210313bgi002.gif

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Document 4 - file: g210313bgi003.gif

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Document 5 - file: g210313bgi004.gif

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Document 6 - file: g210313bgi005.gif

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Document 7 - file: g210313bgi006.gif

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Document 8 - file: g210313bgi007.gif

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Document 9 - file: g210313bgi008.gif

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Document 10 - file: g210313bgi009.gif

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<SEQUENCE>11
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Document 11 - file: g210313bgi010.gif

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Document 12 - file: g210313bgi011.gif

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