IRF634B Datasheet and Replacement

December 2013IRF634BN-Channel BFET MOSFET250 V, 8.1 A, 450 mDescription FeaturesThese N-Channel enhancement mode power field effect 8.1 A, 250 V, RDS(on) = 450 m @ VGS = 10 Vtransistors are produced using Fairchilds proprietary, Low Gate Charge (Typ. 29 nC)planar, DMOS technology. This advanced technology has Low Crss (Typ. 20 pF)been especially tailored to

November 2001IRF634B/IRFS634B250V N-Channel MOSFETGeneral Description FeaturesThese N-Channel enhancement mode power field effect 8.1A, 250V, RDS(on) = 0.45 @VGS = 10 Vtransistors are produced using Fairchilds proprietary, Low gate charge ( typical 29 nC)planar, DMOS technology. Low Crss ( typical 20 pF)This advanced technology has been especially tailored to

PD - 94975IRF634PbF Lead-Free02/03/04Document Number: 91034 www.vishay.com1IRF634PbFDocument Number: 91034 www.vishay.com2IRF634PbFDocument Number: 91034 www.vishay.com3IRF634PbFDocument Number: 91034 www.vishay.com4IRF634PbFDocument Number: 91034 www.vishay.com5IRF634PbFDocument Number: 91034 www.vishay.com6IRF634PbFTO-220AB Package Outline

PD - 95541IRF634SPbF Lead-FreeSMD-2207/21/04Document Number: 91035 www.vishay.com1IRF634SPbFDocument Number: 91035 www.vishay.com2IRF634SPbFDocument Number: 91035 www.vishay.com3IRF634SPbFDocument Number: 91035 www.vishay.com4IRF634SPbFDocument Number: 91035 www.vishay.com5IRF634SPbFDocument Number: 91035 www.vishay.com6IRF634SPbFPeak Diode

PD - 95342IRF634NPbFIRF634NSPbFl Advanced Process TechnologyIRF634NLPbFl Dynamic dv/dt RatingHEXFET Power MOSFETl 175C Operating Temperaturel Fast SwitchingDl Fully Avalanche Rated VDSS = 250Vl Ease of Parallelingl Simple Drive RequirementsRDS(on) = 0.435Gl Lead-FreeDescriptionID = 8.0AFifth Generation HEXFET Power MOSFETs from InternationalSRect

PD - 94310IRF634NIRF634NSIRF634NL Advanced Process Technology Dynamic dv/dt Rating HEXFET Power MOSFET 175C Operating TemperatureD Fast SwitchingVDSS = 250V Fully Avalanche Rated Ease of ParallelingRDS(on) = 0.435 Simple Drive RequirementsGDescriptionFifth Generation HEXFET Power MOSFETs from InternationalID = 8.0ARectifier utilize advanced processin

Advanced Power MOSFETFEATURESBVDSS = 250 V Avalanche Rugged TechnologyRDS(on) = 0.45 Rugged Gate Oxide Technology Lower Input CapacitanceID = 8.1 A Improved Gate Charge Extended Safe Operating Area Lower Leakage Current : 10 A (Max.) @ VDS = 250V Lower RDS(ON) : 0.327 (Typ.)1231.Gate 2. Drain 3. SourceAbsolute Maximum RatingsSymbol Characteristic V

IRF634, SiHF634Vishay SiliconixPower MOSFETFEATURESPRODUCT SUMMARY Dynamic dV/dt RatingVDS (V) 250Available Repetitive Avalanche RatedRDS(on) ()VGS = 10 V 0.45RoHS* Fast SwitchingQg (Max.) (nC) 41COMPLIANT Ease of ParallelingQgs (nC) 6.5Qgd (nC) 22 Simple Drive RequirementsConfiguration Single Compliant to RoHS Directive 2002/95/ECDD

IRF634N, IRF634NL, IRF634NS, SiHF634N, SiHF634NL, SiHF634NSVishay Siliconix Power MOSFETFEATURESPRODUCT SUMMARY Advanced Process TechnologyVDS (V) 250 Dynamic dV/dt Rating AvailableRDS(on) ()VGS = 10 V 0.435 175 C Operating TemperatureRoHS* Fast Switching COMPLIANTQg (Max.) (nC) 34 Fully Avalanche RatedQgs (nC) 6.5 Ease of ParallelingQgd (nC

IRF634N, IRF634NL, IRF634NS, SiHF634N, SiHF634NL, SiHF634NSVishay SiliconixPower MOSFETFEATURESPRODUCT SUMMARY Advanced Process TechnologyVDS (V) 250 Available Dynamic dV/dt Rating RoHS*RDS(on) ()VGS = 10 V 0.435 175 C Operating Temperature COMPLIANTQg (Max.) (nC) 34 Fast SwitchingQgs (nC) 6.5 Fully Avalanche Rated Ease of ParallelingQgd (nC

IRF634, SiHF634Vishay SiliconixPower MOSFETFEATURESPRODUCT SUMMARY Dynamic dV/dt RatingVDS (V) 250Available Repetitive Avalanche RatedRDS(on) ()VGS = 10 V 0.45RoHS* Fast SwitchingQg (Max.) (nC) 41COMPLIANT Ease of ParallelingQgs (nC) 6.5Qgd (nC) 22 Simple Drive RequirementsConfiguration Single Compliant to RoHS Directive 2002/95/ECDD

IRF634S, SiHF634SVishay SiliconixPower MOSFETFEATURESPRODUCT SUMMARY Halogen-free According to IEC 61249-2-21DefinitionVDS (V) 250 Surface MountRDS(on) ()VGS = 10 V 0.45 Available in Tape and Reel Qg (Max.) (nC) 41 Dynamic dV/dt RatingQgs (nC) 6.5 Repetitive Avalanche RatedQgd (nC) 22 Fast Switching Ease of ParallelingConfiguration Sing

IRF634S, SiHF634SVishay SiliconixPower MOSFETFEATURESPRODUCT SUMMARY Halogen-free According to IEC 61249-2-21DefinitionVDS (V) 250 Surface MountRDS(on) ()VGS = 10 V 0.45 Available in Tape and Reel Qg (Max.) (nC) 41 Dynamic dV/dt RatingQgs (nC) 6.5 Repetitive Avalanche RatedQgd (nC) 22 Fast Switching Ease of ParallelingConfiguration Sing

MOSFET INCHANGE IRF634 N-channel mosfet transistor Features 1 2 3 With TO-220 package Simple drive requirements Fast switching VDSS=250V; RDS(ON)0.45;ID=8.1A 1.gate 2.drain 3.source Absolute Maximum Ratings Tc=25 SYMBOL PARAMETER RATING UNITVDSS Drain-source voltage (VGS=0) 250 VVGS Gate-source voltage 20 V ID Drain Current-continuous@ TC=25