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  <element name="DefinedBenefitPlanEstimatedFutureEmployeeContributionsInNextFiscalYear" id="cohu_DefinedBenefitPlanEstimatedFutureEmployeeContributionsInNextFiscalYear" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DocumentAndEntityInformationAbstract" id="cohu_DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DumaTechnologyMember" id="cohu_DumaTechnologyMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EmployeeBenefitPlansDisclosureLineItems" id="cohu_EmployeeBenefitPlansDisclosureLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EmployeeBenefitPlansDisclosureTable" id="cohu_EmployeeBenefitPlansDisclosureTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="EmployeesStockPurchasePlanMember" id="cohu_EmployeesStockPurchasePlanMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EmployeeStockPurchasePlanMember" id="cohu_EmployeeStockPurchasePlanMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EquityBasedPerformanceStockUnitsMember" id="cohu_EquityBasedPerformanceStockUnitsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EquityConversionRightRedemptionOptionPricePerRight" id="cohu_EquityConversionRightRedemptionOptionPricePerRight" type="us-types:perUnitItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="GovernmentSponsoredEnterpriseSecuritiesMember" id="cohu_GovernmentSponsoredEnterpriseSecuritiesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IncomeTaxHolidayExpirationYear" id="cohu_IncomeTaxHolidayExpirationYear" type="xbrli:gYearItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IncomeTaxReconciliationSettlementsAdjustmentsAndReleasesFromStatuteExpirations" id="cohu_IncomeTaxReconciliationSettlementsAdjustmentsAndReleasesFromStatuteExpirations" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IntangibleAssetsLineItems" id="cohu_IntangibleAssetsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IntangibleAssetsTable" id="cohu_IntangibleAssetsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="IntelCorpMember" id="cohu_IntelCorpMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="InventoryCapitalizedAsPropertyPlantAndEquipment" id="cohu_InventoryCapitalizedAsPropertyPlantAndEquipment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IsmecaSemiconductorHoldingSaMember" id="cohu_IsmecaSemiconductorHoldingSaMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IsmecaTechnologyMember" id="cohu_IsmecaTechnologyMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MachineryEquipmentAndSoftwareMember" id="cohu_MachineryEquipmentAndSoftwareMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MicrosemiCorporationMember" id="cohu_MicrosemiCorporationMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MicrowaveCommunicationsMember" id="cohu_MicrowaveCommunicationsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MunicipalSecuritiesMember" id="cohu_MunicipalSecuritiesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NetPeriodicBenefitCostsMember" id="cohu_NetPeriodicBenefitCostsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NonCancellableOperatingLeasesMember" id="cohu_NonCancellableOperatingLeasesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OtherCountriesMember" id="cohu_OtherCountriesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OtherUnallocatedAmountAbstract" id="cohu_OtherUnallocatedAmountAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfFairValueToDeterminePriceOfCommonStock" id="cohu_PercentageOfFairValueToDeterminePriceOfCommonStock" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfIncreaseDecreaseInHealthCareCostTrendRate" id="cohu_PercentageOfIncreaseDecreaseInHealthCareCostTrendRate" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfRevenueRecognizedUponCustomerAcceptance" id="cohu_PercentageOfRevenueRecognizedUponCustomerAcceptance" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfRevenueRecognizedUponShipmentAndPassageOfTitle" id="cohu_PercentageOfRevenueRecognizedUponShipmentAndPassageOfTitle" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfTaxBenefitLikelyOfBeingRealizedUponSettlement" id="cohu_PercentageOfTaxBenefitLikelyOfBeingRealizedUponSettlement" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PerformanceStockUnitsMember" id="cohu_PerformanceStockUnitsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PreTaxIncomeLoss" id="cohu_PreTaxIncomeLoss" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RangeOfExercisePriceOneMember" id="cohu_RangeOfExercisePriceOneMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RangeOfExercisePricesFourMember" id="cohu_RangeOfExercisePricesFourMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RangeOfExercisePricesThreeMember" id="cohu_RangeOfExercisePricesThreeMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RangeOfExercisePricesTwoMember" id="cohu_RangeOfExercisePricesTwoMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RascoTechnologyMember" id="cohu_RascoTechnologyMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ReserveForObsoleteInventoryMember" id="cohu_ReserveForObsoleteInventoryMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RisksAndUncertaintiesPolicyTextBlock" id="cohu_RisksAndUncertaintiesPolicyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfBusinessAcquisitionsPurchasePriceAllocationLineItems" id="cohu_ScheduleOfBusinessAcquisitionsPurchasePriceAllocationLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfBusinessAcquisitionsPurchasePriceAllocationTable" id="cohu_ScheduleOfBusinessAcquisitionsPurchasePriceAllocationTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="ScheduleOfCapitalExpenditureByBusinessSegmentAbstract" id="cohu_ScheduleOfCapitalExpenditureByBusinessSegmentAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfCondensedComprehensiveIncomeTableTextBlock" id="cohu_ScheduleOfCondensedComprehensiveIncomeTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesLineItems" id="cohu_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTable" id="cohu_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="ScheduleOfIncomeTaxesLineItems" id="cohu_ScheduleOfIncomeTaxesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfIncomeTaxesTable" id="cohu_ScheduleOfIncomeTaxesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="ScheduleOfOtherRelatedPartyTransactionsLineItems" id="cohu_ScheduleOfOtherRelatedPartyTransactionsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SegmentReportingInformationDepreciationDepletionAndAmortizationExpensesAbstract" id="cohu_SegmentReportingInformationDepreciationDepletionAndAmortizationExpensesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SemiconductorEquipmentMember" id="cohu_SemiconductorEquipmentMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardMeasurementPeriod" id="cohu_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardMeasurementPeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriod" id="cohu_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriod" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriodWeightedAverageGrantDateFairValue" id="cohu_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriodWeightedAverageGrantDateFairValue" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationTerm" id="cohu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesAvailableForIssue" id="cohu_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesAvailableForIssue" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StateIncomeTaxReconciliationTaxCreditsResearch" id="cohu_StateIncomeTaxReconciliationTaxCreditsResearch" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockholderRightsPlanDisclosureTextBlock" id="cohu_StockholderRightsPlanDisclosureTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockIssuedDuringPeriodSharesEmployeeStockPurchasePlansFutureIssuance" id="cohu_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlansFutureIssuance" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockSplitDescription" id="cohu_StockSplitDescription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockSplitOfOneForOneHundredthMember" id="cohu_StockSplitOfOneForOneHundredthMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockSplitOfOneForTwoHundredthMember" id="cohu_StockSplitOfOneForTwoHundredthMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SwissDefinedBenefitPlanMember" id="cohu_SwissDefinedBenefitPlanMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="TexasInstrumentsMember" id="cohu_TexasInstrumentsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="UnallocatedAmountToSegment" id="cohu_UnallocatedAmountToSegment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="UnrecognizedTaxBenefitsIncreaseDecreasesResultingFromPriorPeriodTaxPositions" id="cohu_UnrecognizedTaxBenefitsIncreaseDecreasesResultingFromPriorPeriodTaxPositions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="UnvestedRestrictedStockUnitsMember" id="cohu_UnvestedRestrictedStockUnitsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="UnvestedStockOptionMember" id="cohu_UnvestedStockOptionMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="VariableRateDemandNotesMaximumMaturityYear" id="cohu_VariableRateDemandNotesMaximumMaturityYear" type="xbrli:gYearItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="VariableRateDemandNotesMember" id="cohu_VariableRateDemandNotesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="VideoCamerasMember" id="cohu_VideoCamerasMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
</schema>

