TM 40AIntegratedPowIRstage IR3553 FEATURES DESCRIPTION Peakefficiencyupto93.8%at1.2V TheIR3553integratedPowIRstageisasynchronousbuck gatedriverICwithcopackedcontrolandsynchronous Integrateddriver,controlMOSFET,synchronous MOSFETsandSchottkydiode.Itisoptimizedinternallyfor MOSFETandSchottkydiode PCBlayout,heattransferanddriver/MOSFETtiming. Inputvoltage(VIN)operatingrangeupto15V CustomdesignedgatedriverandMOSFETcombination enableshigherefficiencyatloweroutputvoltagesrequired Outputvoltagerangefrom0.25Vupto3.3V bycuttingedgeCPU,GPUandDDRmemorydesigns. Outputcurrentcapabilityof40A Operationupto1.0MHz Upto1.0MHzswitchingfrequencyenableshigh performancetransientresponse,allowingminiaturization Integratedcurrentsenseamplifier ofoutputinductors,aswellasinputandoutputcapacitors VCCundervoltagelockout whilemaintainingindustryleadingefficiency.TheIR3553s superiorefficiencyenablessmallestsizeandlowersolution Thermalflag cost.TheIR3553PCBfootprintiscompatiblewithIR3550 BodyBrakingloadtransientsupport (60A),andtheIR3551(50A). Diodeemulationhighefficiencymode Integratedcurrentsenseamplifierachievessuperior Compatiblewith3.3VPWMlogicandVCCtolerant currentsenseaccuracyvs.bestinclasscontrollerbased CompliantwithIntelDrMOSV4.0 InductorDCRsensemethods. PCBfootprintcompatiblewithIR3550IR3551 TheIR3553incorporatestheBodyBrakingfeaturewhich Efficientdualsidedcooling enablesreductionofoutputcapacitorsandisactivated quickly.SynchronousdiodeemulationmodeintheIR3553 Small4mmx6mmx0.9mmPQFNpackage removesthezerocurrentdetectionandcontrolburden LeadfreeRoHScompliantpackage fromthePWMcontrollerandincreasessystemefficiency. TheIR3553isoptimizedspecificallyforCPUcorepower APPLICATIONS deliveryinserverapplications.Theabilitytomeetthe Highfrequency,lowprofileDCDCconverters stringentrequirementsoftheservermarketalsomakes theIR3553ideallysuitedtopoweringGPUandDDR VoltageRegulatorsforCPUs,GPUs,andDDR memorydesigns. memoryarrays BASICAPPLICATION 100 20 90 16 80 12 70 8 60 4 50 0 0 5 10 15 20 25 30 35 40 OutputCurrent(A) Figure1:IR3553BasicApplicationCircuit Figure2:IR3553EfficiencyandPowerLoss th 1 June30 ,2011 PRELIMINARYDATASHEET V2.12 Efficiency(%) PowerLoss(W)X-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for infineon manufacturer: Other Similar products are found below : TLE6209R BTS442E2E3062ABUMA1 EVALM113023645ATOBO1 EVALM11302TOBO1 FD1000R33HE3-K FD300R06KE3 FF1200R17KE3 B2 FF300R06KE3HOSA1 FF600R12ME4P FF600R17ME4 B11 FP25R12KT4 FP25R12KT4 B11 FS150R12KE3G FS600R07A2E3 B31 FZ1600R17HP4 B2 FZ1800R17KF4 FZ2400R17HE4 B9 FZ600R65KE3 DD261N22K DF1000R17IE4 BAT 165 E6327 BC 857A E6327 BC 857C E6327 BCR 108 E6327 BCR 133W H6327 BCR 141W H6327 BCR 198 E6327 BCX 71G E6327 BDP950H6327XTSA1 BFN 24 E6327 BFN 27 E6327 BSC018NE2LSIATMA1 BSL211SPH6327XTSA1 BSM50GB60DLC BSO080P03NS3EGXUMA BSP372NH6327XTSA1 BSR802NL6327HTSA1 BSS670S2LH6327XTSA1 BSS806NEH6327XTSA1 BSZ036NE2LSATMA1 BTF3050TE BTM7811KAUMA1 BUZ30AH3045AATMA1 IPD50N04S4-08 IPW60R190E6FKSA1 IRPLHID2A KIT TC1791 SK KIT XMC45 AE4 002 KIT XMC4x COM ETH-001 EVALM10565DTOBO1