<SEC-DOCUMENT>0001209191-18-014745.txt : 20180228
<SEC-HEADER>0001209191-18-014745.hdr.sgml : 20180228
<ACCEPTANCE-DATETIME>20180228211627
ACCESSION NUMBER:		0001209191-18-014745
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180223
FILED AS OF DATE:		20180228
DATE AS OF CHANGE:		20180228

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Kwong Connie H.
		CENTRAL INDEX KEY:			0001666994

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34666
		FILM NUMBER:		18654372

	MAIL ADDRESS:	
		STREET 1:		C/O MAXLINEAR, INC.
		STREET 2:		5966 LA PLACE COURT, SUITE 100
		CITY:			CARLSBAD
		STATE:			CA
		ZIP:			92008

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MAXLINEAR INC
		CENTRAL INDEX KEY:			0001288469
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				141896129
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		5966 LA PLACE CT.
		CITY:			CARLSBAD
		STATE:			CA
		ZIP:			92008
		BUSINESS PHONE:		760-692-0711

	MAIL ADDRESS:	
		STREET 1:		5966 LA PLACE CT.
		CITY:			CARLSBAD
		STATE:			CA
		ZIP:			92008
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>doc4a.xml
<DESCRIPTION>FORM 4/A SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2018-02-23</periodOfReport>

    <dateOfOriginalSubmission>2018-02-27</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001288469</issuerCik>
        <issuerName>MAXLINEAR INC</issuerName>
        <issuerTradingSymbol>MXL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001666994</rptOwnerCik>
            <rptOwnerName>Kwong Connie H.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MAXLINEAR, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>5966 LA PLACE COURT, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>CARLSBAD</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92008</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Corporate Controller &amp; PAO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-02-23</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1794</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4806</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares of Common Stock issued to the reporting person for the 2017 performance period under the Company's Executive Incentive Bonus Plan (the &quot;Bonus Plan&quot;). All shares will be issued pursuant to the Company's 2010 Equity Incentive Plan. Grant amounts were determined based on the award amount earned under the Bonus Plan and the closing price of the Company's Common Stock in trading on the New York Stock Exchange on February 23, 2018.  Delivery of shares of Common Stock will occur on February 26, 2018.  Shares withheld by the Company to satisfy tax withholding obligations (and the net issuance) will be based on the closing price of the Company's Common Stock in trading on the New York Stock Exchange on February 26, 2018 and will be reported on a subsequently filed Form 4.</footnote>
        <footnote id="F2">Amendment filed to correct delivery date of shares of Common Stock reported in the Form 4 filed on February 27, 2018.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Adam Spice, as Attorney-in-Fact</signatureName>
        <signatureDate>2018-02-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
