<SEC-DOCUMENT>0000827054-18-000064-index.html : 20180313
<SEC-HEADER>0000827054-18-000064.hdr.sgml : 20180313
<ACCEPTANCE-DATETIME>20180313160043
ACCESSION NUMBER:		0000827054-18-000064
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180307
FILED AS OF DATE:		20180313
DATE AS OF CHANGE:		20180313

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DAY L B
		CENTRAL INDEX KEY:			0001181929

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-21184
		FILM NUMBER:		18686444

	MAIL ADDRESS:	
		STREET 1:		2355 W CHANDLER BLVD
		CITY:			CHANDLER
		STATE:			AZ
		ZIP:			85224-6199

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MICROCHIP TECHNOLOGY INC
		CENTRAL INDEX KEY:			0000827054
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				860629024
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		2355 W CHANDLER BLVD
		CITY:			CHANDLER
		STATE:			AZ
		ZIP:			85224-6199
		BUSINESS PHONE:		480-792-7200

	MAIL ADDRESS:	
		STREET 1:		2355 WEST CHANDLER BLVD
		CITY:			CHANDLER
		STATE:			AZ
		ZIP:			85224-6199
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
Document 1 - file: edgar.html

Document 1 - RAW XML: edgar.xml

</DOCUMENT>
</SEC-DOCUMENT>