<?xml version="1.0" encoding="UTF-8"?><own:edgarSubmission xmlns:com="http://www.sec.gov/edgar/common" xmlns:own="http://www.sec.gov/edgar/ownership">
  <!-- Generated by Workiva -->
  <own:headerData>
    <own:submissionType>144</own:submissionType>
    <own:filerInfo>
      <own:filer>
        <own:filerCredentials>
          <own:cik>0001452681</own:cik>
          <own:ccc>XXXXXXXX</own:ccc>
        </own:filerCredentials>
      </own:filer>
      <own:liveTestFlag>LIVE</own:liveTestFlag>



    </own:filerInfo>
  </own:headerData>
  <own:formData>
    <own:issuerInfo>
      <own:issuerCik>0000827054</own:issuerCik>
      <own:issuerName>MICROCHIP TECHNOLOGY INC</own:issuerName>
      <own:secFileNumber>001-42569</own:secFileNumber>
      <own:issuerAddress>
        <com:street1>2355 W CHANDLER BLVD</com:street1>
        <com:city>CHANDLER</com:city>
        <com:stateOrCountry>AZ</com:stateOrCountry>
        <com:zipCode>85224</com:zipCode>
      </own:issuerAddress>
      <own:issuerContactPhone>4087927200</own:issuerContactPhone>
      <own:nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>JAMES BJORNHOLT</own:nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <own:relationshipsToIssuer>
        <own:relationshipToIssuer>OFFICER</own:relationshipToIssuer>
      </own:relationshipsToIssuer>
    </own:issuerInfo>
    <own:securitiesInformation>
      <own:securitiesClassTitle>COMMON STOCK</own:securitiesClassTitle>
      <own:brokerOrMarketmakerDetails>
        <own:name>MERRILL</own:name>
        <own:address>
          <com:street1>555 CALIFORNIA ST</com:street1>
          <com:city>SAN FRANCISCO</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>94103</com:zipCode>
        </own:address>
      </own:brokerOrMarketmakerDetails>
      <own:noOfUnitsSold>3333</own:noOfUnitsSold>
      <own:aggregateMarketValue>302096.8</own:aggregateMarketValue>
      <own:noOfUnitsOutstanding>541135458</own:noOfUnitsOutstanding>
      <own:approxSaleDate>05/22/2026</own:approxSaleDate>
      <own:securitiesExchangeName>NASDAQ</own:securitiesExchangeName>
    </own:securitiesInformation>
    <own:securitiesToBeSold>
      <own:securitiesClassTitle>COMMON STOCK</own:securitiesClassTitle>
      <own:acquiredDate>05/15/2026</own:acquiredDate>
      <own:natureOfAcquisitionTransaction>RSU</own:natureOfAcquisitionTransaction>
      <own:nameOfPersonfromWhomAcquired>MICROCHIP TECHNOLOGY INC</own:nameOfPersonfromWhomAcquired>
      <own:isGiftTransaction>N</own:isGiftTransaction>
      <own:amountOfSecuritiesAcquired>3333</own:amountOfSecuritiesAcquired>
      <own:paymentDate>05/15/2026</own:paymentDate>
      <own:natureOfPayment>CASH</own:natureOfPayment>
    </own:securitiesToBeSold>
    <own:nothingToReportFlagOnSecuritiesSoldInPast3Months>N</own:nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <own:securitiesSoldInPast3Months>
      <own:sellerDetails>
        <own:name>JAMES BJORNHOLT</own:name>
        <own:address>
          <com:street1>2355 W CHANDLER BLVD</com:street1>
          <com:city>CHANDLER</com:city>
          <com:stateOrCountry>AZ</com:stateOrCountry>
          <com:zipCode>85225</com:zipCode>
        </own:address>
      </own:sellerDetails>
      <own:securitiesClassTitle>MICROCHIP TECHNOLOGY INC</own:securitiesClassTitle>
      <own:saleDate>02/24/2026</own:saleDate>
      <own:amountOfSecuritiesSold>3530</own:amountOfSecuritiesSold>
      <own:grossProceeds>271915.9</own:grossProceeds>
    </own:securitiesSoldInPast3Months>
    <own:securitiesSoldInPast3Months>
      <own:sellerDetails>
        <own:name>JAMES BJORNHOLT</own:name>
        <own:address>
          <com:street1>2355 W CHANDLER BLVD</com:street1>
          <com:city>CHANDLER</com:city>
          <com:stateOrCountry>AZ</com:stateOrCountry>
          <com:zipCode>85225</com:zipCode>
        </own:address>
      </own:sellerDetails>
      <own:securitiesClassTitle>MICROCHIP TECHNOLOGY INC</own:securitiesClassTitle>
      <own:saleDate>02/24/2026</own:saleDate>
      <own:amountOfSecuritiesSold>2000</own:amountOfSecuritiesSold>
      <own:grossProceeds>157851.12</own:grossProceeds>
    </own:securitiesSoldInPast3Months>
    <own:noticeSignature>
      <own:noticeDate>05/22/2026</own:noticeDate>
      <own:planAdoptionDates>
        <own:planAdoptionDate>05/23/2025</own:planAdoptionDate>
      </own:planAdoptionDates>
      <own:signature>JAMES BJORNHOLT</own:signature>
    </own:noticeSignature>
  </own:formData>
</own:edgarSubmission>
