<SEC-DOCUMENT>0001193125-17-248741-index.html : 20170804
<SEC-HEADER>0001193125-17-248741.hdr.sgml : 20170804
<ACCEPTANCE-DATETIME>20170804160757
ACCESSION NUMBER:		0001193125-17-248741
CONFORMED SUBMISSION TYPE:	S-3ASR
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20170804
DATE AS OF CHANGE:		20170804
EFFECTIVENESS DATE:		20170804

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SYNAPTICS Inc
		CENTRAL INDEX KEY:			0000817720
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING SERVICES [7371]
		IRS NUMBER:				770118518
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0627

	FILING VALUES:
		FORM TYPE:		S-3ASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-219713
		FILM NUMBER:		171008707

	BUSINESS ADDRESS:	
		STREET 1:		1251 MCKAY DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95131-3326
		BUSINESS PHONE:		408-904-1100

	MAIL ADDRESS:	
		STREET 1:		1251 MCKAY DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95131-3326

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SYNAPTICS INC
		DATE OF NAME CHANGE:	20010216
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3ASR
<SEQUENCE>1
<FILENAME>d411781ds3asr.htm
<DESCRIPTION>S-3ASR
<TEXT>
Document 1 - file: d411781ds3asr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d411781dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d411781dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>d411781dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: d411781dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g411781g85b72.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g411781g85b72.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g411781g87g10.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g411781g87g10.gif

</DOCUMENT>
</SEC-DOCUMENT>