IRFU121 Datasheet. Specs and Replacement
Type Designator: IRFU121 📄📄
Type of Transistor: MOSFET
Type of Control Channel: N-Channel
Absolute Maximum Ratings
Pd ⓘ - Maximum Power Dissipation: 50 W
|Vds|ⓘ - Maximum Drain-Source Voltage: 80 V
|Vgs|ⓘ - Maximum Gate-Source Voltage: 20 V
|Id| ⓘ - Maximum Drain Current: 8.4 A
Tj ⓘ - Maximum Junction Temperature: 175 °C
Electrical Characteristics
tr ⓘ - Rise Time: 30 nS
Cossⓘ - Output Capacitance: 130 pF
RDSonⓘ - Maximum Drain-Source On-State Resistance: 0.27 Ohm
Package: TO251
📄📄 Copy
- MOSFET ⓘ Cross-Reference Search
IRFU121 datasheet
8.1. Size:109K international rectifier
irfu12n25d.pdf 
PD - 94296A IRFR12N25D SMPS MOSFET IRFU12N25D HEXFET Power MOSFET Applications VDSS RDS(on) max ID High frequency DC-DC converters 250V 0.26 14A Benefits Low Gate-to-Drain Charge to Reduce Switching Losses Fully Characterized Capacitance Including Effective COSS to Simplify Design, (See App. Note AN1001) Fully Characterized Avalanche Voltage D-Pak I-Pak and Current I... See More ⇒
8.2. Size:394K international rectifier
irfr1205pbf irfu1205pbf.pdf
PD - 95600A IRFR/U1205PbF Lead-Free www.irf.com 1 12/9/04 IRFR/U1205PbF 2 www.irf.com IRFR/U1205PbF www.irf.com 3 IRFR/U1205PbF 4 www.irf.com IRFR/U1205PbF www.irf.com 5 IRFR/U1205PbF 6 www.irf.com IRFR/U1205PbF Peak Diode Recovery dv/dt Test Circuit + Circuit Layout Considerations Low Stray Inductance Ground Plane Low Leakage Inductance Current Tr... See More ⇒
8.3. Size:309K international rectifier
auirfu120z auirfr120z.pdf
PD - 96345 AUIRFR120Z AUIRFU120Z AUTOMOTIVE MOSFET HEXFET Power MOSFET Features D V(BR)DSS 100V l Advanced Process Technology l Ultra Low On-Resistance RDS(on) typ. 150m l 175 C Operating Temperature G l Fast Switching max. 190m l Repetitive Avalanche Allowed up to Tjmax S ID 8.7A l Lead-Free, RoHS Compliant l Automotive Qualified * D D Description Specificall... See More ⇒
8.4. Size:390K international rectifier
irfr120npbf irfu120npbf.pdf
PD - 95067A IRFR/U120NPbF Lead-Free www.irf.com 1 12/9/04 IRFR/U120NPbF 2 www.irf.com IRFR/U120NPbF www.irf.com 3 IRFR/U120NPbF 4 www.irf.com IRFR/U120NPbF www.irf.com 5 IRFR/U120NPbF 6 www.irf.com IRFR/U120NPbF www.irf.com 7 IRFR/U120NPbF D-Pak (TO-252AA) Package Outline Dimensions are shown in millimeters (inches) D-Pak (TO-252AA) Part Marking Information EXAMP... See More ⇒
8.5. Size:318K international rectifier
irfr120zpbf irfu120zpbf.pdf
PD - 95772B IRFR120ZPbF IRFU120ZPbF HEXFET Power MOSFET Features D Advanced Process Technology VDSS = 100V Ultra Low On-Resistance 175 C Operating Temperature RDS(on) = 190m Fast Switching G Repetitive Avalanche Allowed up to Tjmax Lead-Free ID = 8.7A S Description This HEXFET Power MOSFET utilizes the latest processing techniques to achieve extremely low on- r... See More ⇒
8.6. Size:225K international rectifier
irfr12n25dpbf irfu12n25dpbf.pdf
PD - 95353A IRFR12N25DPbF SMPS MOSFET IRFU12N25DPbF HEXFET Power MOSFET Applications VDSS RDS(on) max ID l High frequency DC-DC converters 250V 0.26 14A l Lead-Free Benefits l Low Gate-to-Drain Charge to Reduce Switching Losses l Fully Characterized Capacitance Including Effective COSS to Simplify Design, (See App. Note AN1001) l Fully Characterized Avalanche Voltage D-Pa... See More ⇒
8.7. Size:1326K international rectifier
irfr120pbf irfu120pbf.pdf
PD- 95523A IRFR120PbF IRFU120PbF Lead-Free 12/03/04 Document Number 91266 www.vishay.com 1 IRFR/U120PbF Document Number 91266 www.vishay.com 2 IRFR/U120PbF Document Number 91266 www.vishay.com 3 IRFR/U120PbF Document Number 91266 www.vishay.com 4 IRFR/U120PbF Document Number 91266 www.vishay.com 5 IRFR/U120PbF Document Number 91266 www.vishay.com 6 IRFR/U12... See More ⇒
8.8. Size:256K fairchild semi
irfr120a irfu120a.pdf
IRFR/U120A Advanced Power MOSFET FEATURES BVDSS = 100 V Avalanche Rugged Technology RDS(on) = 0.2 Rugged Gate Oxide Technology Lower Input Capacitance ID = 8.4 A Improved Gate Charge Extended Safe Operating Area D-PAK I-PAK A (Max.) @ VDS = 100V Lower Leakage Current 10 Lower RDS(ON) 0.155 (Typ.) 2 1 1 2 3 3 1. Gate 2. Drain 3. Source Absolute Maximu... See More ⇒
8.9. Size:2013K vishay
irfr120pbf irfu120pbf sihfr120 sihfu120.pdf
IRFR120, IRFU120, SiHFR120, SiHFU120 Vishay Siliconix Power MOSFET FEATURES PRODUCT SUMMARY Halogen-free According to IEC 61249-2-21 VDS (V) 100 Definition Dynamic dV/dt Rating RDS(on) ( )VGS = 10 V 0.27 Repetitive Avalanche Rated Qg (Max.) (nC) 16 Surface Mount (IRFR120, SiHFR120) Qgs (nC) 4.4 Straight Lead (IRFU120, SiHFU120) Available in Tape and Reel Q... See More ⇒
8.10. Size:1989K vishay
irfr120 irfu120 sihfr120 sihfu120.pdf
IRFR120, IRFU120, SiHFR120, SiHFU120 Vishay Siliconix Power MOSFET FEATURES PRODUCT SUMMARY Halogen-free According to IEC 61249-2-21 VDS (V) 100 Definition Dynamic dV/dt Rating RDS(on) ( )VGS = 10 V 0.27 Repetitive Avalanche Rated Qg (Max.) (nC) 16 Surface Mount (IRFR120, SiHFR120) Qgs (nC) 4.4 Straight Lead (IRFU120, SiHFU120) Available in Tape and Reel Q... See More ⇒
8.11. Size:1541K cn vbsemi
irfu120np.pdf
IRFU120NP www.VBsemi.tw N-Channel 100-V (D-S) MOSFET FEATURES PRODUCT SUMMARY Halogen-free According to IEC 61249-2-21 VDS (V) 100 Definition RDS(on) ( )VGS = 10 V 0.20 Available in Tape and Reel Available Qg (Max.) (nC) 16 Dynamic dV/dt Rating Qgs (nC) 4.4 Repetitive Avalanche Rated Available Qgd (nC) 7.7 175 C Operating Temperature Configuration Single... See More ⇒
8.12. Size:811K cn vbsemi
irfu1205pbf.pdf
IRFU1205PBF www.VBsemi.tw N-Channel 60 V (D-S) MOSFET FEATURES PRODUCT SUMMARY Halogen-free According to IEC 61249-2-21 VDS (V) RDS(on) ( ) ID (A) Qg (Typ.) Definition 0.032 at VGS = 10 V 35d TrenchFET Power MOSFET 60 21.7 0.037 at VGS = 4.5 V 30d 100 % Rg and UIS Tested Compliant to RoHS Directive 2002/95/EC APPLICATIONS Power Supply D TO-251 - Secon... See More ⇒
8.13. Size:261K inchange semiconductor
irfu120z.pdf
isc N-Channel MOSFET Transistor IRFU120Z FEATURES With TO-251(IPAK) packaging High speed switching Easy to use 100% avalanche tested Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Power supply DC-DC converters Motor control Switching applications ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UN... See More ⇒
8.14. Size:261K inchange semiconductor
irfu120n.pdf
isc N-Channel MOSFET Transistor IRFU120N FEATURES With TO-251(IPAK) packaging High speed switching Easy to use 100% avalanche tested Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Power supply DC-DC converters Motor control Switching applications ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UN... See More ⇒
8.15. Size:301K inchange semiconductor
irfu120.pdf
isc N-Channel MOSFET Transistor IRFU120 FEATURES Static drain-source on-resistance RDS(on) 0.27 Enhancement mode 100% avalanche tested Minimum Lot-to-Lot variations for robust device performance and reliable operation DESCRITION Power factor correction Switched mode power supplies ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UNIT V Drain-Sour... See More ⇒
8.16. Size:260K inchange semiconductor
irfu1205.pdf
isc N-Channel MOSFET Transistor IRFU1205 FEATURES With TO-251(IPAK) packaging High speed switching Easy to use 100% avalanche tested Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Power supply DC-DC converters Motor control Switching applications ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UN... See More ⇒
Detailed specifications: IRFU025, IRFU110, IRFU110A, IRFU111, IRFU120, IRFU1205, IRFU120A, IRFU120N, K4145, IRFU130A, IRFU210, IRFU210A, IRFU212, IRFU214, IRFU214A, IRFU220, IRFU220A
Keywords - IRFU121 MOSFET specs
IRFU121 cross reference
IRFU121 equivalent finder
IRFU121 pdf lookup
IRFU121 substitution
IRFU121 replacement
Step-by-step guide to finding a MOSFET replacement. Cross-reference parts and ensure compatibility for your repair or project.
