HT73XX250MA低功耗低压差稳压IC

HT73XXLowPowerConsumptionLDOSelectionTablePartNo.OutputVoltagePackageMarkingHT73181.8VTO-92SOT-8973XX-A(forTO-92)73XX-A(forSOT-89)HT73252.5VHT73272.7VHT73303.0VHT73333.3VHT73353.5VHT73505.0VNote:�XX�standsforoutputvoltages.Forleadfreedevices,TO-92packagewilladda�#�markattheendofthedatecode,whereasSOT-89packagewilladda�#�markattheendofthemarking.Rev.1.401January12,2006Features�Ultralowquiescentcurrent:3.5�A(typ.)�Highinputvoltage(upto12V)�Outputvoltage:1.8V,2.5V,2.7V,3.0V,3.3V,3.5V,5.0V�Outputvoltageaccuracy:tolerance�3%�Maximumoutputcurrent:250mA�Lowdropoutvoltage�Lowtemperaturecoefficient�TO-92,SOT-89packageApplications�Battery-poweredequipment�Voltageregulatorformicroprocessor�VoltageregulatorforLANcards�WirelessCommunicationequipment�Audio/VideoequipmentGeneralDescriptionTheHT73XXseriesisasetofthree-terminal,lowpower,highvoltageregulatorsimplementedinCMOStechnol-ogy.Theseriesfeaturesextremelylowquiescentcur-rentwhichistypically3.5�A.Theyallowinputvoltagesashighas12V.Thedeviceprovideslargecurrentwithasignificantlysmalldropoutvoltage.TheHT73XXconsistsofahigh-precisionvoltagerefer-ence,anerrorcorrectioncircuit,andacurrentlimitedoutputdriver.Theyareavailablewithseveralfixedout-putvoltagesrangingfrom1.8Vto5.0V.CMOStechnol-ogyensureslowdropoutvoltageandlowcurrentconsumption.Althoughdesignedprimarilyasfixedvolt-ageregulators,thesedevicescanbeusedwithexternalcomponentstogeneratevariablevoltagesandcurrents.BlockDiagramPinAssignmentAbsoluteMaximumRatingsSupplyVoltage...........................VSS�0.3VtoVSS+14VStorageTemperature...........................�50�Cto125�CPowerConsumption(*1)..................................500mWOperatingTemperature..........................�40�Cto85�CPowerConsumption(*2)...................................500mWNote:Thesearestressratingsonly.Stressesexceedingtherangespecifiedunder�AbsoluteMaximumRatings�maycausesubstantialdamagetothedevice.Functionaloperationofthisdeviceatotherconditionsbeyondthoselistedinthespecificationisnotimpliedandprolongedexposuretoextremeconditionsmayaffectdevicereliabil-ity.*1:appliedtoTO-92*2:appliedtoSOT-89HT73XXRev.1.402January12,2006�������������������������������� �� �� ������� ������������������ ���������������ElectricalCharacteristicsHT7318,+1.8VOutputTypeTa=25�CSymbolParameterTestConditionsMin.Typ.Max.UnitVINConditionsVOUTOutputVoltage2.8VIOUT=40mA1.7461.81.854VIOUT(MAX)MaximumOutputCurrent2.8VVOUT�1.62V150��mA VOUT*LoadRegulation2.8V1mAIOUT60mA�4590mVVDROP**DropoutVoltage�IOUT=40mA�170�mVISSQuiescentCurrent2.8VNoload�3.57�ALineRegulation�IOUT=40mA2.8VVIN12V�0.20.3%/VVINInputVoltage����12VTemperatureCoefficient2.8VIOUT=40mA�40�C<Ta<85�C��0.7�mV/�CHT7325,+2.5VOutputTypeTa=25�CSymbolParameterTestConditionsMin.Typ.Max.UnitVINConditionsVOUTOutputVoltage3.5VIOUT=40mA2.4252.52.575VIOUT(MAX)MaximumOutputCurrent3.5VVOUT�2.25V180��mA VOUT*LoadRegulation3.5V1mAIOUT60mA�4590mVVDROP**DropoutVoltage�IOUT=40mA�110�mVISSQuiescentCurrent3.5VNoload�3.57�ALineRegulation�IOUT=40mA3.5VVIN12V�0.20.3%/VVINInputVoltage����12VTemperatureCoefficient3.5VIOUT=40mA�40�C<Ta<85�C��0.7�mV/�CHT7327,+2.7VOutputTypeTa=25�CSymbolParameterTestConditionsMin.Typ.Max.UnitVINConditionsVOUTOutputVoltage3.7VIOUT=40mA2.6192.72.781VIOUT(MAX)MaximumOutputCurrent3.7VVOUT�2.43V200��mA VOUT*LoadRegulation3.7V1mAIOUT80mA�4590mVVDROP**DropoutVoltage�IOUT=40mA�100�mVISSQuiescentCurrent3.7VNoload�3.57�ALineRegulation�IOUT=40mA3.7VVIN12V�0.20.3%/VVINInputVoltage����12VTemperatureCoefficient3.7VIOUT=40mA�40�C<Ta<85�C��0.7�mV/�CHT73XXRev.1.403January12,2006������������������������������������������������������������������������HT7330,+3.0VOutputTypeTa=25�CSymbolParameterTestConditionsMin.Typ.Max.UnitVINConditionsVOUTOutputVoltage4VIOUT=40mA2.9133.09VIOUT(MAX)MaximumOutputCurrent4VVOUT�2.7V250��mA VOUT*LoadRegulation4V1mAIOUT80mA�4590mVVDROP**DropoutVoltage�IOUT=40mA�95�mVISSQuiescentCurrent4VNoload�3.57�ALineRegulation�IOUT=40mA4VVIN12V�0.20.3%/VVINInputVoltage����12VTemperatureCoefficient4VIOUT=40mA�40�C<Ta<85�C��0.7�mV/�CHT7333,+3.3VOutputTypeTa=25�CSymbolParameterTestConditionsMin.Typ.Max.UnitVINConditionsVOUTOutputVoltage4.3VIOUT=40mA3.2013.33.399VIOUT(MAX)MaximumOutputCurrent4.3VVOUT�2.97V250��mA VOUT*LoadRegulation4.3V1mAIOUT80mA�4590mVVDROP**DropoutVoltage�IOUT=40mA�90�mVISSQuiescentCurrent4.3VNoload�3.57�ALineRegulation�IOUT=40mA4.3VVIN12V�0.20.3%/VVINInputVoltage����12VTemperatureCoefficient4.3VIOUT=40mA�40�C<Ta<85�C��0.7�mV/�CHT7335,+3.5VOutputTypeTa=25�CSymbolParameterTestConditionsMin.Typ.Max.UnitVINConditionsVOUTOutputVoltage4.5VIOUT=40mA3.3953.53.605VIOUT(MAX)MaximumOutputCurrent4.5VVOUT�3.15V250��mA VOUT*LoadRegulation4.5V1mAIOUT80mA�4590mVVDROP**DropoutVoltage�IOUT=40mA�80�mVISSQuiescentCurrent4.5VNoload�3.57�ALineRegulation�IOUT=40mA4.5VVIN12V�0.20.3%/VVINInputVoltage����12VTemperatureCoefficient4.5VIOUT=80mA�40�C<Ta<85�C��0.7�mV/�CHT73XXRev.1.404January12,2006������������������������������������������������������������������������HT7350,+5.0VOutputTypeTa=25�CSymbolParameterTestConditionsMin.Typ.Max.UnitVINConditionsVOUTOutputVoltage6VIOUT=40mA4.8555.15VIOUT(MAX)MaximumOutputCurrent6VVOUT�4.5V250��mA VOUT*LoadRegulation6V1mAIOUT100mA�4590mVVDROP**DropoutVoltage�IOUT=40mA�60�mVISSQuiescentCurrent6VNoload�3.57�ALineRegulation�IOUT=40mA6VVIN12V�0.20.3%/VVINInputVoltage����12VTemperatureCoefficient6VIOUT=80mA�40�C<Ta<85�C��0.7�mV/�CNote:�*�Regulationismeasuredatconstantjunctiontemperature,usingpulsedONtime.�**�Dropoutismeasuredatconstantjunctiontemperature,usingpulsedONtime,andthecriterionisVOUTin-sidetargetvalue�2%.ApplicationCircuitsHT73XXRev.1.405January12,2006����� ����������������������� �������������������������� ��� � �� �������������������������PackageInformationTO-92OutlineDimensionsSymbolDimensionsinmilMin.Nom.Max.A170�200B170�200C500��D11�20E90�110F45�55G45�65H130�160I8�18�4��6�HT73XXRev.1.406January12,2006���� ���SOT-89OutlineDimensionsSymbolDimensionsinmilMin.Nom.Max.A173�181B64�72C90�102D35�47E155�167F14�19G17�22H�59�I55�63J14�17HT73XXRev.1.407January12,2006������ �!ProductTapeandReelSpecificationsTO-92ReelDimensions(Unit:mm)HT73XXRev.1.408January12,2006"#$�%&������'��� �� ���(����$�%&������'��� �� ���(������)*�##)�+)SOT-89ReelDimensionsSOT-89SymbolDescriptionDimensionsinmmAReelOuterDiameter180�1.0BReelInnerDiameter62�1.5CSpindleHoleDiameter12.75+0.15DKeySlitWidth1.9�0.15T1SpaceBetweenFlange12.4+0.2T2ReelThickness17�0.4HT73XXRev.1.409January12,2006��������TO-92CarrierTapeDimensionsTO-92SymbolDescriptionDimensionsinmmI1TapedLeadLength(2.5)PComponentPitch12.7�1.0P0PerforationPitch12.7�0.3P2ComponenttoPerforation(LengthDirection)6.35�0.4F1LeadSpread2.5+0.4�0.1F2LeadSpread2.5+0.4�0.1 hComponentAlignment0�0.1WCarrierTapeWidth18.0+1.0�0.5W0Hold-downTapeWidth6.0�0.5W1PerforationPosition9.0�0.5W2Hold-downTapePosition(0.5)H0LeadClinchHeight16.0�0.5H1ComponentHeightLessthan24.7D0PerforationDiameter4.0�0.2tTapedLeadThickness0.7�0.2HComponentBaseHeight19.0�0.5Note:Thicknesslessthan0.38�0.05mm~0.5mmP0Accumulatedpitchtolerance:�1mm/20pitches.()BracketedfiguresareforconsultationonlyHT73XXRev.1.4010January12,2006 � �$�$���,�,�,,�$���-��SOT-89CarrierTapeDimensionsSOT-89SymbolDescriptionDimensionsinmmWCarrierTapeWidth12.0+0.3�0.1PCavityPitch8.0�0.1EPerforationPosition1.75�0.1FCavitytoPerforation(WidthDirection)5.5�0.05DPerforationDiameter1.5+0.1D1CavityHoleDiameter1.5+0.1P0PerforationPitch4.0�0.1P1CavitytoPerforation(LengthDirection)2.0�0.10A0CavityLength4.8�0.1B0CavityWidth4.5�0.1K0CavityDepth1.8�0.1tCarrierTapeThickness0.30�0.013CCoverTapeWidth9.3HT73XXRev.1.4011January12,2006$��,$�$��� .������HT73XXRev.1.4012January12,2006Copyright�2006byHOLTEKSEMICONDUCTORINC.TheinformationappearinginthisDataSheetisbelievedtobeaccurateatthetimeofpublication.However,Holtekas-sumesnoresponsibilityarisingfromtheuseofthespecificationsdescribed.TheapplicationsmentionedhereinareusedsolelyforthepurposeofillustrationandHoltekmakesnowarrantyorrepresentationthatsuchapplicationswillbesuitablewithoutfurthermodification,norrecommendstheuseofitsproductsforapplicationthatmaypresentarisktohumanlifeduetomalfunctionorotherwise.Holtek sproductsarenotauthorizedforuseascriticalcomponentsinlifesupportdevicesorsystems.Holtekreservestherighttoalteritsproductswithoutpriornotification.Forthemostup-to-dateinformation,pleasevisitourwebsiteathttp://www.holtek.com.tw. Features Applications GeneralDescription SelectionTable BlockDiagram PinAssignment AbsoluteMaximumRatings ElectricalCharacteristics ApplicationCircuits PackageInformation ProductTapeandReelSpecifications