PD - 94943IRFZ44PbF Lead-Free01/14/04Document Number: 91291 www.vishay.com1IRFZ44PbFDocument Number: 91291 www.vishay.com2IRFZ44PbFDocument Number: 91291 www.vishay.com3IRFZ44PbFDocument Number: 91291 www.vishay.com4IRFZ44PbFDocument Number: 91291 www.vishay.com5IRFZ44PbFDocument Number: 91291 www.vishay.com6IRFZ44PbFTO-220AB Package Outline

IRFZ44, SiHFZ44Vishay SiliconixPower MOSFETFEATURESPRODUCT SUMMARY Dynamic dV/dt RatingVDS (V) 60Available 175 C Operating TemperatureRDS(on) ()VGS = 10 V 0.028RoHS* Fast SwitchingQg (Max.) (nC) 67COMPLIANT Ease of ParallelingQgs (nC) 18Qgd (nC) 25 Simple Drive RequirementsConfiguration Single Compliant to RoHS Directive 2002/95/ECD

IRFZ44, SiHFZ44Vishay SiliconixPower MOSFETFEATURESPRODUCT SUMMARY Dynamic dV/dt RatingVDS (V) 60Available 175 C Operating TemperatureRDS(on) ()VGS = 10 V 0.028RoHS* Fast SwitchingQg (Max.) (nC) 67COMPLIANT Ease of ParallelingQgs (nC) 18Qgd (nC) 25 Simple Drive RequirementsConfiguration Single Compliant to RoHS Directive 2002/95/ECD

PD - 95379AIRFZ44ZPbFIRFZ44ZSPbFFeatures Advanced Process TechnologyIRFZ44ZLPbF Ultra Low On-ResistanceHEXFET Power MOSFET Dynamic dv/dt Rating 175C Operating TemperatureD Fast SwitchingVDSS = 55V Repetitive Avalanche Allowed up to Tjmax Lead-FreeRDS(on) = 13.9mGDescriptionID = 51ASThis HEXFET Power MOSFET utilizes the latestprocessing techniqu

PD - 9.893AIRFZ44S/LHEXFET Power MOSFET Advanced Process TechnologyDVDSS = 60V Surface Mount (IRFZ44S) Low-profile through-hole (IRFZ44L) 175C Operating Temperature RDS(on) = 0.028 Fast SwitchingGID = 50A SDescriptionThird Generation HEXFETs from International Rectifierutilize advanced processing techniques to achieveextremely low on-resistance per silicon

PD - 97543AUIRFZ44ZAUTOMOTIVE GRADEAUIRFZ44ZSFeatures Advanced Process Technology HEXFET Power MOSFET Ultra Low On-Resistance 175C Operating Temperature DV(BR)DSS55V Fast Switching Repetitive Avalanche Allowed up toRDS(on) max.13.9mTjmaxG Lead-Free, RoHS CompliantID51AS Automotive Qualified *DDescriptionDSpecifically

PD - 94050AIRFZ44VSIRFZ44VLHEXFET Power MOSFET Advanced Process Technology Ultra Low On-ResistanceD Dynamic dv/dt RatingVDSS = 60V 175C Operating Temperature Fast SwitchingRDS(on) = 16.5m Fully Avalanche RatedG Optimized for SMPS ApplicationsID = 55ASDescriptionAdvanced HEXFET Power MOSFETs from International Rectifier utilize advancedprocessing te

PD - 95379AIRFZ44ZPbFIRFZ44ZSPbFFeatures Advanced Process TechnologyIRFZ44ZLPbF Ultra Low On-ResistanceHEXFET Power MOSFET Dynamic dv/dt Rating 175C Operating TemperatureD Fast SwitchingVDSS = 55V Repetitive Avalanche Allowed up to Tjmax Lead-FreeRDS(on) = 13.9mGDescriptionID = 51ASThis HEXFET Power MOSFET utilizes the latestprocessing techniqu

PD - 94826AIRFZ44VPbFHEXFET Power MOSFETl Advanced Process Technologyl Ultra Low On-ResistanceDl Dynamic dv/dt Rating VDSS = 60Vl 175C Operating Temperaturel Fast SwitchingRDS(on) = 16.5ml Fully Avalanche Rated Gl Optimized for SMPS ApplicationsID = 55ASl Lead-FreeDescriptionAdvanced HEXFET Power MOSFETs from InternationalRectifier utilize advanced pro

PD - 93957AIRFZ44VHEXFET Power MOSFET Advanced Process TechnologyDVDSS = 60V Ultra Low On-Resistance Dynamic dv/dt Rating 175C Operating TemperatureRDS(on) = 16.5mWG Fast Switching Fully Avalanche RatedID = 55A Optimized for SMPS Applications SDescriptionAdvanced HEXFET Power MOSFETs from InternationalRectifier utilize advanced processing techniques to ac

PD - 94787IRFZ44NPbFHEXFET Power MOSFET Advanced Process Technology Ultra Low On-ResistanceD Dynamic dv/dt RatingVDSS = 55V 175C Operating Temperature Fast SwitchingRDS(on) = 17.5m Fully Avalanche RatedG Lead-FreeID = 49ASDescriptionAdvanced HEXFET Power MOSFETs from InternationalRectifier utilize advanced processing techniques to achieveextremely

PD - 94053IRFZ44NHEXFET Power MOSFET Advanced Process TechnologyDVDSS = 55V Ultra Low On-Resistance Dynamic dv/dt Rating 175C Operating TemperatureRDS(on) = 17.5mG Fast Switching Fully Avalanche RatedID = 49ASDescriptionAdvanced HEXFET Power MOSFETs from InternationalRectifier utilize advanced processing techniques to achieveextremely low on-resistan

IRFZ44NSPbFl IRFZ44NLPbFl l l D DSS l l l DS(on) Description G D

PD - 94823IRFZ44RPbFHEXFET Power MOSFETl Advanced Process Technologyl Ultra Low On-ResistanceDl Dynamic dv/dt Rating VDSS = 60Vl 175C Operating Temperaturel Fast SwitchingRDS(on) = 0.028Gl Fully Avalanche Ratedl Drop in Replacement of the IRFZ44ID = 50*Afor Linear/Audio ApplicationsSl Lead-FreeDescriptionAdvanced HEXFET Power MOSFETs from Internation

PD - 91671BIRFZ44EHEXFET Power MOSFET Advanced Process TechnologyDVDSS = 60V Dynamic dv/dt Rating 175C Operating Temperature Fast SwitchingRDS(on) = 0.023G Fully Avalanche RatedID = 48ASDescriptionFifth Generation HEXFETs from International Rectifier utilize advanced processingtechniques to achieve extremely low on-resistance per silicon area. Thisbenefi

PD - 95947AIRFZ44VZPbFIRFZ44VZSPbFIRFZ44VZLPbFFeaturesHEXFET Power MOSFET Advanced Process Technology Ultra Low On-ResistanceD 175C Operating TemperatureVDSS = 60V Fast Switching Repetitive Avalanche Allowed up to TjmaxRDS(on) = 12m Lead-FreeGDescriptionID = 57AThis HEXFET Power MOSFET utilizes the latestSprocessing techniques to achieve extremel

PD - 93956IRFZ44RHEXFET Power MOSFET Advanced Process TechnologyDVDSS = 60V Ultra Low On-Resistance Dynamic dv/dt Rating 175C Operating TemperatureRDS(on) = 0.028G Fast Switching Fully Avalanche RatedID = 50*A Drop in Replacement of the IRFZ44 Sfor Linear/Audio ApplicationsDescriptionAdvanced HEXFET Power MOSFETs from InternationalRectifier utilize a

PD - 94755IRFZ44VZAUTOMOTIVE MOSFETIRFZ44VZSIRFZ44VZLFeaturesHEXFET Power MOSFET Advanced Process TechnologyD Ultra Low On-ResistanceVDSS = 60V 175C Operating Temperature Fast Switching Repetitive Avalanche Allowed up to TjmaxRDS(on) = 12mGDescriptionID = 57ASpecifically designed for Automotive applications,Sthis HEXFET Power MOSFE

PD - 95572IRFZ44ESPbFIRFZ44ELPbFHEXFET Power MOSFETl Advanced Process Technologyl Surface Mount (IRFZ44ES)DVDSS = 60Vl Low-profile through-hole (IRFZ44EL)l 175C Operating TemperatureRDS(on) = 0.023l Fast SwitchingGl Fully Avalanche RatedID = 48Al Lead-FreeSDescriptionFifth Generation HEXFETs from International Rectifier utilize advancedprocessing tec

PD - 94822IRFZ44EPbFHEXFET Power MOSFET Advanced Process Technology Dynamic dv/dt Rating DVDSS = 60V 175C Operating Temperature Fast SwitchingRDS(on) = 0.023 Fully Avalanche RatedG Lead-FreeID = 48ASDescriptionFifth Generation HEXFETs from International Rectifier utilize advanced processingtechniques to achieve extremely low on-resistance per silicon area.

IRFZ44NSPbFl IRFZ44NLPbFl l l D DSS l l l DS(on) Description G D

PD - 96354AUTOMOTIVE GRADEAUIRFZ44VZSHEXFET Power MOSFETFeaturesl Advanced Process Technology DV(BR)DSS60Vl Ultra Low On-ResistanceRDS(on) typ.9.6ml 175C Operating Temperaturel Fast Switching Gmax. 12ml Repetitive Avalanche Allowed up to TjmaxSl Lead-Free, RoHS Compliant ID 57A l Automotive Qualified *DescriptionDSpecifically designed for Automo

PD - 9.1714IRFZ44ES/LPRELIMINARYHEXFET Power MOSFET Advanced Process TechnologyDVDSS = 60V Surface Mount (IRFZ44ES) Low-profile through-hole (IRFZ44EL) 175C Operating TemperatureRDS(on) = 0.023G Fast Switching Fully Avalanche RatedID = 48ASDescriptionFifth Generation HEXFETs from International Rectifier utilize advancedprocessing techniques to achieve

PD - 95572IRFZ44ESPbFIRFZ44ELPbFHEXFET Power MOSFETl Advanced Process Technologyl Surface Mount (IRFZ44ES)DVDSS = 60Vl Low-profile through-hole (IRFZ44EL)l 175C Operating TemperatureRDS(on) = 0.023l Fast SwitchingGl Fully Avalanche RatedID = 48Al Lead-FreeSDescriptionFifth Generation HEXFETs from International Rectifier utilize advancedprocessing tec

PD - 94153IRFZ44NSIRFZ44NL Advanced Process Technology Surface Mount (IRFZ44NS) HEXFET Power MOSFET Low-profile through-hole (IRFZ44NL)D 175C Operating TemperatureVDSS = 55V Fast Switching Fully Avalanche RatedRDS(on) = 0.0175DescriptionGAdvanced HEXFET Power MOSFETs from InternationalID = 49ARectifier utilize advanced processing techniques to achievee

PD-96391AAUTOMOTIVE GRADEAUIRFZ44NSAUIRFZ44NLHEXFET Power MOSFETFeaturesD Advanced Planar TechnologyV(BR)DSS55V Low On-Resistance Dynamic dV/dT RatingRDS(on) max.17.5m 175C Operating Temperature G Fast SwitchingS ID 49A Fully Avalanche Rated Repetitive Avalanche Allowed up to Tjmax Lead-Free, RoHS Compliant Automotive Qualified *DDDescription

AUTOMOTIVE GRADE AUIRFZ44N Features HEXFET Power MOSFET Advanced Planar Technology VDSS Low On-Resistance 55V Dynamic dv/dt Rating RDS(on) max. 175C Operating Temperature 17.5m Fast Switching ID 49A Fully Avalanche Rated Repetitive Avalanche Allowed up to Tjmax Lead-Free, RoHS Compliant Automotive Qualified * Desc

PD - 96415AUTOMOTIVE GRADEAUIRFZ44VHEXFET Power MOSFETFeaturesDV(BR)DSSl Advanced Planar Technology 60Vl Low On-Resistancel Dynamic dV/dT RatingRDS(on) max.16.5ml 175C Operating TemperatureGl Fast SwitchingID 55Al Fully Avalanche RatedSl Repetitive Avalanche Allowed up to Tjmaxl Lead-Free, RoHS CompliantDl Automotive Qualified *DescriptionSD

Philips Semiconductors Product specification N-channel enhancement mode IRFZ44NS TrenchMOSTM transistorGENERAL DESCRIPTION QUICK REFERENCE DATAN-channel enhancement mode SYMBOL PARAMETER MAX. UNITstandard level field-effect powertransistor in a surface mounting VDS Drain-source voltage 55 Vplastic envelope using trench ID Drain current (DC) 49 Atechnology. The device feat

PD - 94755IRFZ44VZAUTOMOTIVE MOSFETIRFZ44VZSIRFZ44VZLFeaturesHEXFET Power MOSFET Advanced Process TechnologyD Ultra Low On-ResistanceVDSS = 60V 175C Operating Temperature Fast Switching Repetitive Avalanche Allowed up to TjmaxRDS(on) = 12mGDescriptionID = 57ASpecifically designed for Automotive applications,Sthis HEXFET Power MOSFE

Philips Semiconductors Product specification N-channel enhancement mode IRFZ44N TrenchMOSTM transistorGENERAL DESCRIPTION QUICK REFERENCE DATAN-channel enhancement mode SYMBOL PARAMETER MAX. UNITstandard level field-effect powertransistor in a plastic envelope using VDS Drain-source voltage 55 Vtrench technology. The device ID Drain current (DC) 49 Afeatures very low on-s

Philips Semiconductors Product specification N-channel enhancement mode IRFZ44NS TrenchMOSTM transistorGENERAL DESCRIPTION QUICK REFERENCE DATAN-channel enhancement mode SYMBOL PARAMETER MAX. UNITstandard level field-effect powertransistor in a surface mounting VDS Drain-source voltage 55 Vplastic envelope using trench ID Drain current (DC) 49 Atechnology. The device feat

Advanced Power MOSFETFEATURESBVDSS = 60 V Avalanche Rugged TechnologyRDS(on) = 0.024 Rugged Gate Oxide Technology Lower Input CapacitanceID = 50 A Improved Gate Charge Extended Safe Operating Area 175 Operating Temperature Lower Leakage Current : 10 A (Max.) @ VDS = 60V Lower RDS(ON) : 0.020 (Typ.)1231.Gate 2. Drain 3. SourceAbsolute Maximum Ratin

IRFZ44S, IRFZ44L, SiHFZ44S, SiHFZ44LVishay SiliconixPower MOSFETFEATURESPRODUCT SUMMARY Halogen-free According to IEC 61249-2-21DefinitionVDS (V) 60 Advanced Process TechnologyRDS(on) ()VGS = 10 V 0.028 Surface Mount (IRFZ44S, SiHFZ44S)Qg (Max.) (nC) 67 Low-Profile Through-Hole (IRFZ44L, SiHFZ44L) 175 C Operating TemperatureQgs (nC) 18 Fast S

IRFZ44S, IRFZ44L, SiHFZ44S, SiHFZ44LVishay SiliconixPower MOSFETFEATURESPRODUCT SUMMARY Halogen-free According to IEC 61249-2-21DefinitionVDS (V) 60 Advanced Process TechnologyRDS(on) ()VGS = 10 V 0.028 Surface Mount (IRFZ44S, SiHFZ44S)Qg (Max.) (nC) 67 Low-Profile Through-Hole (IRFZ44L, SiHFZ44L) 175 C Operating TemperatureQgs (nC) 18 Fast S

IRFZ44R, SiHFZ44RVishay SiliconixPower MOSFETFEATURESPRODUCT SUMMARY Advanced Process TechnologyVDS (V) 60 Available Ultra Low On-ResistanceRDS(on) ()VGS = 10 V 0.028 RoHS* Dynamic dV/dt RatingCOMPLIANTQg (Max.) (nC) 67 175 C Operating Temperature Fast SwitchingQgs (nC) 18 Fully Avalanche RatedQgd (nC) 25 Drop in Replacement of the

IRFZ44R, SiHFZ44RVishay SiliconixPower MOSFETFEATURESPRODUCT SUMMARY Advanced Process TechnologyVDS (V) 60 Available Ultra Low On-ResistanceRDS(on) ()VGS = 10 V 0.028 RoHS* Dynamic dV/dt RatingCOMPLIANTQg (Max.) (nC) 67 175 C Operating Temperature Fast SwitchingQgs (nC) 18 Fully Avalanche RatedQgd (nC) 25 Drop in Replacement of the

AUTOMOTIVE GRADE AUIRFZ44VZS HEXFET Power MOSFET Features Advanced Process Technology VDSS 60V Ultra Low On-Resistance RDS(on) typ. 9.6m 175C Operating Temperature Fast Switching max. 12m Repetitive Avalanche Allowed up to Tjmax Lead-Free, RoHS Compliant ID 57A Automotive Qualified * D Description S Specifically designed

AUIRFZ44Z AUTOMOTIVE GRADE AUIRFZ44ZS HEXFET Power MOSFET Features Advanced Process Technology VDSS 55V Ultra Low On-Resistance 175C Operating Temperature RDS(on) max. 13.9m Fast Switching Repetitive Avalanche Allowed up to Tjmax ID 51A Lead-Free, RoHS Compliant Automotive Qualified * D Description S Specifically designed

LESHAN RADIO COMPANY, LTD.55V N-Channel Mode MOSFET VDS=55V LIRFZ44NRDS(ON), Vgs@10V, Ids@25A =17.5m Advanced Process Technology Ultra Low On-Resistance Dynamic dv/dt Rating 175C Operating Temperature Fast Switching Fully Avalanche RatedTO-220DGSAbsolute Maximum RatingsParameter Max. UnitsID @ TC = 25C Continuous Drain Current, VGS @ 10V 49ID @ TC = 10

IRFZ44N 60V N-Channel MOSFETDGeneral DescriptionThe IRFZ44NS/IRFZ44N uses advanced trench technologyand design to provide excellent RDS(ON) with low gate cha rg e.GIt ca n be used in a wide variety of applications.SN-Channel MOSFETProduct Summary60VVDS ID (at VGS=-10V) 50A RDS(ON) (at VGS=10V)

IRFZ44RPwww.VBsemi.twN-Channel 60 V (D-S) MOSFETFEATURESPRODUCT SUMMARY Halogen-free According to IEC 61249-2-21VDS (V) RDS(on) ()ID (A)a, e Qg (Max)Definition Surface Mount0.024 at VGS = 10 V 5060 66 nC Available in Tape and Reel0.028 at VGS = 4.5 V40 Dynamic dV/dt Rating Logic-Level Gate Drive Fast Switching Compliant to RoHS Dire

IRFZ44ESwww.VBsemi.twN-Channel 60 V (D-S) MOSFETFEATURESPRODUCT SUMMARY Halogen-free According to IEC 61249-2-21VDS (V) RDS(on) ()ID (A)a, e Qg (Max)Definition Surface Mount0.023 at VGS = 10 V 5060 66 nC Available in Tape and Reel0.027 at VGS = 4.5 V40 Dynamic dV/dt Rating Logic-Level Gate Drive Fast Switching Compliant to RoHS Dire

IRFZ44VPwww.VBsemi.twN-Channel 60-V (D-S) MOSFETFEATURESPRODUCT SUMMARY 175 C Junction TemperatureVDS (V) RDS(on) ()ID (A)a TrenchFET Power MOSFET0.011 at VGS = 10 V 60 Material categorization:600.012 at VGS = 4.5 V 50DTO-220ABGSDSGN-Channel MOSFETABSOLUTE MAXIMUM RATINGS (TC = 25 C, unless otherwise noted)Parameter Symbol Limit

IRFZ44NPBFwww.VBsemi.twN-Channel 60-V (D-S) MOSFETFEATURESPRODUCT SUMMARY 175 C Junction TemperatureVDS (V) RDS(on) ()ID (A)a TrenchFET Power MOSFET0.011 at VGS = 10 V 60 Material categorization:600.012 at VGS = 4.5 V 50DTO-220ABGSDSGN-Channel MOSFETABSOLUTE MAXIMUM RATINGS (TC = 25 C, unless otherwise noted)Parameter Symbol Lim

IRFZ44NSwww.VBsemi.twN-Channel 60-V (D-S) MOSFETFEATURESPRODUCT SUMMARY 175 C Junction TemperatureVDS (V) RDS(on) ()ID (A)a TrenchFET Power MOSFET0.012 at VGS = 10 V 60600.013 at VGS = 4.5 V 50DD2PAK(TO-263)GGDSSN-Channel MOSFETABSOLUTE MAXIMUM RATINGS (TC = 25 C, unless otherwise noted)Parameter Symbol Limit UnitVGSGate-Source

IRFZ44N-Channel MOSFET49A, 55V, N H IRFZ44N HIRFZ44N HAOHAI TO-220C , 50Pcs 1000Pcs 5000PcsIRFZ44F HIRFZ44F HAOHAI TO-220F , 50Pcs 1000Pcs 5000PcsIRFZ44 Series Pin Assignment

INCHANGE Semiconductorisc N-Channel MOSFET Transistor IRFZ44VZIIRFZ44VZFEATURESStatic drain-source on-resistance:RDS(on) 12mEnhancement modeFast Switching Speed100% avalanche testedMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationDESCRITIONreliable device for use in a wide variety of applicationsABSOLUTE MAXIMUM

INCHANGE Semiconductorisc N-Channel MOSFET Transistor IRFZ44ESFEATURESWith TO-263(D2PAK) packagingUninterruptible power supplyHigh speed switchingHard switched and high frequency circuits100% avalanche testedMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationzAPPLICATIONSSwitching applicationsABSOLUTE MAXIMUM RATINGS(T =2

INCHANGE Semiconductorisc N-Channel MOSFET Transistor IRFZ44ZIIRFZ44ZFEATURESStatic drain-source on-resistance:RDS(on) 13.9mEnhancement modeFast Switching Speed100% avalanche testedMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationDESCRITIONreliable device for use in a wide variety of applicationsABSOLUTE MAXIMUM

INCHANGE Semiconductorisc N-Channel MOSFET Transistor IRFZ44V IIRFZ44VFEATURESStatic drain-source on-resistance:RDS(on) 16.5mEnhancement modeFast Switching Speed100% avalanche testedMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationDESCRITIONreliable device for use in a wide variety of applicationsABSOLUTE MAXIMUM

INCHANGE Semiconductor isc Product Specification isc N-Channel MOSFET Transistor IRFZ44N FEATURES Drain Current ID=49A@ TC=25 Drain Source Voltage- : VDSS= 55V(Min) Static Drain-Source On-Resistance : RDS(on) = 0.032(Max) Fast Switching DESCRIPTION Designed for low voltage, high speed switching applications in power supplies, converters and power motor

INCHANGE Semiconductorisc N-Channel MOSFET Transistor IRFZ44E IIRFZ44EFEATURESStatic drain-source on-resistance:RDS(on) 23mEnhancement modeFast Switching Speed100% avalanche testedMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationDESCRITIONreliable device for use in a wide variety of applicationsABSOLUTE MAXIMUM R

Isc N-Channel MOSFET Transistor IRFZ44ZSFEATURESWith To-263(D2PAK) packageLow input capacitance and gate chargeLow gate input resistance100% avalanche testedMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationAPPLICATIONSSwitching applicationsABSOLUTE MAXIMUM RATINGS(T =25)aSYMBOL PARAMETER VALUE UNITV Drain-Source Volt

INCHANGE Semiconductor isc Product Specification isc N-Channel MOSFET Transistor IRFZ44CN FEATURES Drain Current ID=49A@ TC=25 Drain Source Voltage- : VDSS= 55V(Min) Static Drain-Source On-Resistance : RDS(on) = 0.032(Max) Fast Switching DESCRIPTION Designed for low voltage, high speed switching applications in power supplies, converters and power motor

Isc N-Channel MOSFET Transistor IRFZ44VZSFEATURESWith To-263(D2PAK) packageLow input capacitance and gate chargeLow gate input resistance100% avalanche testedMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationAPPLICATIONSSwitching applicationsABSOLUTE MAXIMUM RATINGS(T =25)aSYMBOL PARAMETER VALUE UNITV Drain-Source Vol

isc N-Channel MOSFET Transistor IRFZ44NSFEATURESWith TO-263( D2PAK ) packagingHigh speed switchingLow gate input resistanceStandard level gate driveEasy to use100% avalanche testedMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationAPPLICATIONSPower supplySwitching applicationsABSOLUTE MAXIMUM RATINGS(T =25)aS