IRFS821 Datasheet and Replacement
Type Designator: IRFS821
Type of Transistor: MOSFET
Type of Control Channel: N
-Channel
Pdⓘ
- Maximum Power Dissipation: 30
W
|Vds|ⓘ - Maximum Drain-Source Voltage: 450
V
|Vgs|ⓘ - Maximum Gate-Source Voltage: 20
V
|Vgs(th)|ⓘ - Maximum Gate-Threshold Voltage: 4
V
|Id|ⓘ - Maximum Drain Current: 2
A
Tjⓘ - Maximum Junction Temperature: 150
°C
Qgⓘ - Total Gate Charge: 13
nC
trⓘ - Rise Time: 12
nS
Cossⓘ -
Output Capacitance: 52
pF
Rdsⓘ - Maximum Drain-Source On-State Resistance: 3
Ohm
Package:
TO220F
- MOSFET Cross-Reference Search
IRFS821 Datasheet (PDF)
8.1. Size:866K fairchild semi
irf820b irfs820b.pdf 
November 2001IRF820B/IRFS820B500V N-Channel MOSFETGeneral Description FeaturesThese N-Channel enhancement mode power field effect 2.5A, 500V, RDS(on) = 2.6 @VGS = 10 Vtransistors are produced using Fairchilds proprietary, Low gate charge ( typical 14 nC)planar, DMOS technology. Low Crss ( typical 10 pF)This advanced technology has been especially tailored to
8.2. Size:502K samsung
irfs820a.pdf 
Advanced Power MOSFETFEATURESBVDSS = 500 V Avalanche Rugged TechnologyRDS(on) = 3.0 Rugged Gate Oxide Technology Lower Input CapacitanceID = 2.1 A Improved Gate Charge Extended Safe Operating Area Lower Leakage Current : 10 A (Max.) @ VDS = 500V Lower RDS(ON) : 2.000 (Typ.)1231.Gate 2. Drain 3. SourceAbsolute Maximum RatingsSymbol Characteristic Va
9.4. Size:277K international rectifier
auirfs8403 auirfsl8403.pdf 
AUIRFS8403AUTOMOTIVE GRADEAUIRFSL8403HEXFET Power MOSFETFeaturesl Advanced Process TechnologyDVDSS 40Vl New Ultra Low On-Resistancel 175C Operating TemperatureRDS(on) typ. 2.6ml Fast Switchingl Repetitive Avalanche Allowed up to TjmaxG max. 3.3ml Lead-Free, RoHS Compliant Automotive Qualified *SID (Silicon Limited) 123ADescriptionSpecifically desi
9.5. Size:277K international rectifier
auirfs8409-7p.pdf 
AUIRFS8409-7PAUTOMOTIVE GRADEFeaturesHEXFET Power MOSFETl Advanced Process Technology40VVDSSl New Ultra Low On-Resistance0.55mRDS(on) typ. l 175C Operating Temperature max. 0.75ml Fast Switchingl Repetitive Avalanche Allowed up to Tjmax522AID (Silicon Limited)l Lead-Free, RoHS Compliant240A ID (Package Limited)l Automotive Qualified *Description
9.6. Size:398K international rectifier
auirfb8409 auirfs8409 auirfsl8409.pdf 
AUIRFB8409AUTOMOTIVE GRADE AUIRFS8409AUIRFSL8409FeaturesHEXFET Power MOSFETl Advanced Process TechnologyDl New Ultra Low On-Resistance VDSS 40Vl 175C Operating TemperatureRDS(on) (SMD) typ. 0.97ml Fast Switching max. 1.2ml Repetitive Avalanche Allowed up to TjmaxGl Lead-Free, RoHS Compliant ID (Silicon Limited) 409Al Automotive Qualified *ID (Package Li
9.7. Size:351K international rectifier
auirfs8405 auirfsl8405.pdf 
AUIRFS8405AUTOMOTIVE GRADEAUIRFSL8405FeaturesHEXFET Power MOSFETl Advanced Process TechnologyDl New Ultra Low On-Resistance VDSS 40Vl 175C Operating TemperatureRDS(on) typ.1.9ml Fast Switching max. 2.3ml Repetitive Avalanche Allowed up to Tjmaxl Lead-Free, RoHS Compliant GID (Silicon Limited) 193Al Automotive Qualified *ID (Package Limited) 120A SDe
9.8. Size:340K international rectifier
auirfb8407 auirfs8407 auirfsl8407.pdf 
AUIRFB8407AUTOMOTIVE GRADEAUIRFS8407AUIRFSL8407FeaturesHEXFET Power MOSFETl Advanced Process Technologyl New Ultra Low On-ResistanceVDSS 40VDl 175C Operating TemperatureRDS(on) typ. 1.4ml Fast Switching l Repetitive Avalanche Allowed up to Tjmax(SMD version) max. 1.8m l Lead-Free, RoHS CompliantG250AID (Silicon Limited) Automotive Qualified *S
9.9. Size:220K international rectifier
auirfs8407-7p.pdf 
AUTOMOTIVE GRADEAUIRFS8407-7PFeaturesHEXFET Power MOSFET Advanced Process TechnologyD New Ultra Low On-ResistanceVDSS 40V 175C Operating TemperatureRDS(on) typ.1.0m Fast Switching Repetitive Avalanche Allowed up to Tjmax max. 1.3m Lead-Free, RoHS CompliantGID (Silicon Limited) 306A Automotive Qualified *DescriptionID (Package L
9.10. Size:291K international rectifier
auirfs8408 auirfsl8408.pdf 
AUIRFS8408AUTOMOTIVE GRADEAUIRFSL8408FeaturesHEXFET Power MOSFETl Advanced Process TechnologyVDSS 40Vl New Ultra Low On-Resistancel 175C Operating TemperatureRDS(on) typ. 1.3ml Fast Switching max. 1.6ml Repetitive Avalanche Allowed up to TjmaxID (Silicon Limited) 317Al Lead-Free, RoHS Compliantl Automotive Qualified *ID (Package Limited) 195A Descri
9.11. Size:275K international rectifier
auirfs8408-7p.pdf 
AUIRFS8408-7PAUTOMOTIVE GRADEFeaturesHEXFET Power MOSFETl Advanced Process Technology40VVDSSl New Ultra Low On-Resistance0.70mRDS(on) typ. l 175C Operating Temperaturel Fast Switching max. 1.0ml Repetitive Avalanche Allowed up to Tjmax397AID (Silicon Limited)l Lead-Free, RoHS Compliant240A ID (Package Limited)l Automotive Qualified *Description
9.12. Size:888K fairchild semi
irf830b irfs830b.pdf 
November 2001IRF830B/IRFS830B500V N-Channel MOSFETGeneral Description FeaturesThese N-Channel enhancement mode power field effect 4.5A, 500V, RDS(on) = 1.5 @VGS = 10 Vtransistors are produced using Fairchilds proprietary, Low gate charge ( typical 27 nC)planar, DMOS technology. Low Crss ( typical 17 pF)This advanced technology has been especially tailored to
9.13. Size:911K fairchild semi
irf840b irfs840b.pdf 
November 2001IRF840B/IRFS840B500V N-Channel MOSFETGeneral Description FeaturesThese N-Channel enhancement mode power field effect 8.0A, 500V, RDS(on) = 0.8 @VGS = 10 Vtransistors are produced using Fairchilds proprietary, Low gate charge ( typical 41 nC)planar, DMOS technology. Low Crss ( typical 35 pF)This advanced technology has been especially tailored to
9.15. Size:511K samsung
irfs840a.pdf 
Advanced Power MOSFETFEATURESBVDSS = 500 V Avalanche Rugged TechnologyRDS(on) = 0.85 Rugged Gate Oxide Technology Lower Input CapacitanceID = 4.6 A Improved Gate Charge Extended Safe Operating Area Lower Leakage Current : 10 A (Max.) @ VDS = 500V Lower RDS(ON) : 0.638 (Typ.)1231.Gate 2. Drain 3. SourceAbsolute Maximum RatingsSymbol Characteristic V
9.16. Size:499K samsung
irfs830a.pdf 
Advanced Power MOSFETFEATURESBVDSS = 500 V Avalanche Rugged TechnologyRDS(on) = 1.5 Rugged Gate Oxide Technology Lower Input CapacitanceID = 3.1 A Improved Gate Charge Extended Safe Operating Area Lower Leakage Current : 10 A (Max.) @ VDS = 500V Lower RDS(ON) : 1.169 (Typ.)1231.Gate 2. Drain 3. SourceAbsolute Maximum RatingsSymbol Characteristic V
9.17. Size:822K blue-rocket-elect
irfs840.pdf 
IRFS840 Rev.E Mar.-2016 DATA SHEET / Descriptions TO-220F N MOS N-CHANNEL MOSFET in a TO-220F Plastic Package. / Features ,,Low gate charge, low crss, fast switching. / Applications DC/DC These devices are well suited for high efficiency
9.18. Size:930K blue-rocket-elect
irfs830.pdf 
IRFS830 Rev.E Dec.-2015 DATA SHEET / Descriptions TO-220F N MOS N-CHANNEL MOSFET in a TO-220F Plastic Package. / Features ,,Low gate charge, low crss, fast switching. / Applications DC/DC These devices are well suited for high efficiency
Datasheet: IRFS740
, IRFS740A
, IRFS741
, IRFS742
, IRFS743
, IRFS750A
, IRFS820
, IRFS820A
, IRF730
, IRFS822
, IRFS823
, IRFS830
, IRFS830A
, IRFS831
, IRFS832
, IRFS833
, IRFS840
.
History: AON6452
| HYG082N03LR1C1
| NDD04N50Z
| STF8NM60ND
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