SM1A21NSK Specs and Replacement
Type Designator: SM1A21NSK
Type of Transistor: MOSFET
Type of Control Channel: N-Channel
Absolute Maximum Ratings
Pd ⓘ
- Maximum Power Dissipation: 1.78 W
|Vds|ⓘ - Maximum Drain-Source Voltage: 100 V
|Vgs|ⓘ - Maximum Gate-Source Voltage: 20 V
|Id| ⓘ - Maximum Drain Current: 7 A
Tj ⓘ - Maximum Junction Temperature: 150 °C
Electrical Characteristics
tr ⓘ - Rise Time: 9 nS
Cossⓘ -
Output Capacitance: 265 pF
RDSonⓘ - Maximum Drain-Source On-State Resistance: 0.018 Ohm
Package: SOP8
- MOSFET ⓘ Cross-Reference Search
SM1A21NSK datasheet
..1. Size:233K sino
sm1a21nsk.pdf 
SM1A21NSK N-Channel Enhancement Mode MOSFET Features Pin Description D D 100V/7A, D D RDS(ON)= 18m (max.) @ VGS= 10V RDS(ON)= 21.5m (max.) @ VGS= 4.5V S S 100% UIS + Rg Tested S G Reliable and Rugged Top View of SOP-8 Lead Free and Green Devices Available (5,6,7,8) (RoHS Compliant) DDDD Applications (4) G DC-DC Converter. Motor Control. S S S ( 1, 2, 3 ) N... See More ⇒
0.1. Size:257K sino
sm1a21nskp.pdf
SM1A21NSKP N-Channel Enhancement Mode MOSFET Features Pin Description 100V/52A, D D D D RDS(ON)= 17.5m (max.) @ VGS= 10V RDS(ON)= 21m (max.) @ VGS= 4.5V 100% UIS + Rg Tested G S Pin 1 S S Reliable and Rugged DFN5x6A-8_EP Lead Free and Green Devices Available ( 5,6,7,8 ) (RoHS Compliant) D D DD Applications (4) G DC-DC Converter. Motor Control. S S S (1, 2... See More ⇒
9.1. Size:266K sino
sm1a25nsv.pdf
SM1A25NSV N-Channel Enhancement Mode MOSFET Features Pin Description D 100V/3.3A, RDS(ON)= 162m (max.) @ VGS= 10V G RDS(ON)= 180m (max.) @ VGS= 4.5V D S Reliable and Rugged Lead Free and Green Devices Available Top View SOT-223 (RoHS Compliant) D (2) Applications G (1) Power Management in DC/DC Converter. S (3) N-Channel MOSFET Ordering and Marking Information Packag... See More ⇒
9.2. Size:263K sino
sm1a23dsk.pdf
SM1A23DSK Dual N-Channel Enhancement Mode MOSFET Features Pin Description D1 D1 D2 100V/3.5A, D2 RDS(ON)= 100m (max.) @ VGS= 10V RDS(ON)= 110m (max.) @ VGS= 4.5V S1 G1 ESD protected S2 G2 Reliable and Rugged Top View of SOP-8 Lead Free and Green Devices Available (RoHS Compliant) D1 D1 D2 D2 Applications Power Management in DC/DC Converter. G1 G2 S1 S2 N-Chann... See More ⇒
9.3. Size:270K sino
sm1a23nsv.pdf
SM1A23NSV N-Channel Enhancement Mode MOSFET Features Pin Description 100V/4.2A, RDS(ON)= 100m (max.) @ VGS= 10V G RDS(ON)= 110m (max.) @ VGS= 4.5V D S Reliable and Rugged Lead Free and Green Devices Available Top View SOT-223 (RoHS Compliant) D (2) Applications G (1) Power Management in DC/DC Converter. S (3) N-Channel MOSFET Ordering and Marking Information Package C... See More ⇒
9.4. Size:266K sino
sm1a20nsu.pdf
SM1A20NSU N-Channel Enhancement Mode MOSFET Features Pin Description 100V/40A, Drain 4 RDS(ON)= 28m (Max.) @ VGS=10V 3 Source 2 RDS(ON)= 32m (Max.) @ VGS=4.5V 1 Gate Reliable and Rugged Lead Free and Green Devices Available Top View of TO-252-3 (RoHS Compliant) D Applications G Power Management in DC/DC Converter. S N-Channel MOSFET Ordering and Marking Informa... See More ⇒
9.5. Size:150K sino
sm1a20nsfp.pdf
SM1A20NSFP N-Channel Enhancement Mode MOSFET Features Pin Description 100V/28A, RDS(ON)= 28m (Max.) @ VGS=10V RDS(ON)= 32m (Max.) @ VGS=4.5V S D Reliable and Rugged G Lead Free and Green Devices Available Top View of TO-220FP (RoHS Compliant) D 100% UIS + Rg Tested Applications G Power Management in DC/DC Converter. Boost Converters. Synchronous Rectif... See More ⇒
9.6. Size:234K sino
sm1a23nsu.pdf
SM1A23NSU N-Channel Enhancement Mode MOSFET Features Pin Description 100V/15A, D RDS(ON)= 100m (max.) @ VGS= 10V S RDS(ON)= 110m (max.) @ VGS= 4.5V 100% UIS + Rg Tested G ESD Protection Top View of TO-252-2 Reliable and Rugged Lead Free and Green Devices Available D (2) (RoHS Compliant) G (1) Applications Power Management in DC/DC Converter. S (3) N-Channel MOSF... See More ⇒
9.7. Size:263K sino
sm1a20nsk.pdf
SM1A20NSK N-Channel Enhancement Mode MOSFET Features Pin Description D D 100V/8A, D D RDS(ON)= 28m (max.) @ VGS= 10V RDS(ON)= 32m (max.) @ VGS= 4.5V S Reliable and Rugged S S G Lead Free and Green Devices Available Top View of SOP-8 (RoHS Compliant) ( 5,6,7,8 ) D D D D Applications (4) Power Management in DC/DC Converter. G S S S (1, 2, 3) N-Channel MOSFET ... See More ⇒
9.8. Size:265K sino
sm1a25nsu.pdf
SM1A25NSU N-Channel Enhancement Mode MOSFET Features Pin Description 100V/10A, D RDS(ON)= 162m (max.) @ VGS= 10V S RDS(ON)= 180m (max.) @ VGS= 4.5V Reliable and Rugged G Lead Free and Green Devices Available (RoHS Compliant) Top View of TO-252 D (2) Applications G (1) Power Management in TV Inverter. S (3) N-Channel MOSFET Ordering and Marking Information Package C... See More ⇒
9.9. Size:259K sino
sm1a27psu.pdf
SM1A27PSU P-Channel Enhancement Mode MOSFET Features Pin Configuration -100V/-11A, D RDS(ON)=205m (max.) @ VGS=-10V S Reliable and Rugged G Lead Free and Green Devices Available (RoHS Compliant) Top View of TO-252-3 D Applications G Application for Textile Machine. S P-Channel MOSFET Ordering and Marking Information SM1A27PS Package Code U TO-252-3 Assembly Mater... See More ⇒
9.10. Size:152K sino
sm1a27psub.pdf
SM1A27PSUB P-Channel Enhancement Mode MOSFET Features Pin Configuration -100V/-11A, RDS(ON)= 190m (max.) @ VGS=-10V S Reliable and Rugged D G Lead Free and Green Devices Available Top View of TO-251 (RoHS Compliant) 100% UIS + Rg Tested D Applications G Application for Textile Machine. S P-Channel MOSFET Ordering and Marking Information Package Code SM1A27PS UB... See More ⇒
9.11. Size:152K sino
sm1a25nsub.pdf
SM1A25NSUB N-Channel Enhancement Mode MOSFET Features Pin Description 100V/10A, RDS(ON)= 162m (max.) @ VGS= 10V RDS(ON)= 180m (max.) @ VGS= 4.5V S 100% UIS + Rg Tested D G Reliable and Rugged Top View of TO-251 Lead Free and Green Devices Available (RoHS Compliant) D (2) Applications G (1) Power Management in TV Inverter. S (3) N-Channel MOSFET Ordering and M... See More ⇒
9.12. Size:149K sino
sm1a28nsub.pdf
SM1A28NSUB N-Channel Enhancement Mode MOSFET Features Pin Description 100V/17A, RDS(ON)= 76m (Max.) @ VGS=10V S Reliable and Rugged D G Lead Free and Green Devices Available Top View of TO-251 (RoHS Compliant) 100% UIS + Rg Tested D Applications G Application for Textile Machine. S N-Channel MOSFET Ordering and Marking Information Package Code SM1A28NS ... See More ⇒
9.13. Size:291K sino
sm1a24nskp.pdf
SM1A24NSKP N-Channel Enhancement Mode MOSFET Features Pin Description 100V/10A, D D D D RDS(ON)= 126m (max.) @ VGS= 10V RDS(ON)= 143m (max.) @ VGS= 4.5V Reliable and Rugged G S Pin 1 S S Lead Free and Green Devices Available DFN5x6-8 (RoHS Compliant) ( 5,6,7,8 ) D D DD (4) Applications G Power Management for Boost Converters. Synchronous Rectifiers for SMPS. ... See More ⇒
9.14. Size:250K sino
sm1a22nsfp.pdf
SM1A22NSFP N-Channel Enhancement Mode MOSFET Features Pin Description 100V/4.2A, RDS(ON)= 340m (Max.) @ VGS=10V RDS(ON)= 385m (Max.) @ VGS=4.5V S 100% UIS + Rg Tested D G Reliable and Rugged Top View of TO-220FP Lead Free and Green Devices Available D (RoHS Compliant) Applications G Power Management in DC/DC Converter. S N-Channel MOSFET Ordering and Marking Inform... See More ⇒
9.15. Size:260K sino
sm1a24nsk.pdf
SM1A24NSK N-Channel Enhancement Mode MOSFET Features Pin Description D D 100V/4A, D D RDS(ON)= 120m (max.) @ VGS= 10V RDS(ON)= 135m (max.) @ VGS= 4.5V S Reliable and Rugged S S G Lead Free and Green Devices Available Top View of SOP-8 (RoHS Compliant) ( 5,6,7,8 ) D D D D (4) Applications G Power Management in DC/DC Converter. S S S (1, 2, 3) N-Channel MOSFET... See More ⇒
9.16. Size:265K sino
sm1a23nsk.pdf
SM1A23NSK N-Channel Enhancement Mode MOSFET Features Pin Description D D 100V/4.2A, D D RDS(ON)= 100m (max.) @ VGS= 10V RDS(ON)= 110m (max.) @ VGS= 4.5V S Reliable and Rugged S S G Lead Free and Green Devices Available Top View of SOP-8 (RoHS Compliant) ( 5,6,7,8 ) D D D D (4) Applications G Power Management in DC/DC Converter. S S S (1, 2, 3) N-Channel MOSF... See More ⇒
9.17. Size:248K sino
sm1a23nsd.pdf
SM1A23NSD N-Channel Enhancement Mode MOSFET Features Pin Description 100V/4.2A, RDS(ON)= 100m (max.) @ VGS= 10V S D RDS(ON)= 110m (max.) @ VGS= 4.5V G Reliable and Rugged Lead Free and Green Devices Available Top View SOT-89 (RoHS Compliant) D (2) Applications G (1) Power Management in DC/DC Converter. Load Switching. S (3) N-Channel MOSFET Ordering and Marking Inform... See More ⇒
9.18. Size:150K sino
sm1a23nsfp.pdf
SM1A23NSFP N-Channel Enhancement Mode MOSFET Features Pin Description 100V/13A, RDS(ON)= 100m (max.) @ VGS= 10V RDS(ON)= 110m (max.) @ VGS= 4.5V S Reliable and Rugged D G Lead Free and Green Devices Available (RoHS Compliant) Top View of TO-220FP ESD Protection D 100% UIS + Rg Tested G Applications Power Management in DC/DC Converter. S N-Channel MOSFET Ord... See More ⇒
9.19. Size:263K sino
sm1a25nsk.pdf
SM1A25NSK N-Channel Enhancement Mode MOSFET Features Pin Description D D 100V/3.3A, D D RDS(ON)= 162m (max.) @ VGS= 10V RDS(ON)= 180m (max.) @ VGS= 4.5V S ESD Protection S S G Reliable and Rugged Top View of SOP-8 Lead Free and Green Devices Available ( 5,6,7,8 ) (RoHS Compliant) D D D D (4) Applications G Power Management in TV Inverter. S S S (1, 2, 3) N... See More ⇒
9.20. Size:265K sino
sm1a24nsu.pdf
SM1A24NSU N-Channel Enhancement Mode MOSFET Features Pin Description 100V/12A, D RDS(ON)= 120m (max.) @ VGS= 10V S RDS(ON)= 135m (max.) @ VGS= 4.5V Reliable and Rugged G Lead Free and Green Devices Available (RoHS Compliant) Top View of TO-252 D (2) Applications G (1) Power Management in DC/DC Converter. S (3) N-Channel MOSFET Ordering and Marking Information Packa... See More ⇒
9.21. Size:180K sino
sm1a20nsv.pdf
SM1A20NSV N-Channel Enhancement Mode MOSFET Features Pin Description 100V/8A, RDS(ON)= 29m (max.) @ VGS= 10V G RDS(ON)= 33m (max.) @ VGS= 4.5V D S Reliable and Rugged Lead Free and Green Devices Available Top View SOT-223 (RoHS Compliant) D Applications G Power Management in DC/DC Converter. S N-Channel MOSFET Ordering and Marking Information Package Code ... See More ⇒
Detailed specifications: SM1A11NSU, SM1A11NSUB, SM1A11NSV, SM1A18NSQG, SM1A20NSFP, SM1A20NSK, SM1A20NSU, SM1A20NSV, IRF2807, SM1A21NSKP, SM1A22NSFP, SM1A23NSD, SM1A23NSFP, SM1A23NSK, SM1A23NSU, SM1A23NSV, SM1A24NSK
Keywords - SM1A21NSK MOSFET specs
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Step-by-step guide to finding a MOSFET replacement. Cross-reference parts and ensure compatibility for your repair or project.
