IRF421

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Stock/Availability for: IRF421

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Statistics

Total Quantity
10,723
Line Items
19
Suppliers listing this part
14
Countries/regions where listing suppliers exist
6
Most Recent Upload
2/10/2026

Sponsored Live Part Search

Part Number: IRF421

Part Number Country/Region Suppliers Line Items Total Qty
IRF421 US 5 10 6,221
IRF421 DE 3 3 2,068
IRF421 GB 3 3 90
IRF421 CN 1 1 2,305
IRF421 ES 1 1 20
IRF421 KR 1 1 19

Other Parts

Part Number Countries/Regions Suppliers Line Items Total Qty
IRF420 12 33 43 26,657
IRF422- 7 11 20 12,574
IRF423 5 9 14 8,970
IRF4243LDF2-8 2 4 4 7,471
IRF4243LDF2 2 4 4 5,031
IRF4243L2PBF 2 4 4 1,118
IRF420APBF 2 3 3 15,208
IRF4243LDF2-10 2 3 3 10,486
IRF4227PBF 2 3 3 5,538
IRF4243LDF2-12 2 3 3 3,212

Possible Component Manufacturers*

Intersil (Renesas)
Harris Semi (RCA Electronics Pte) (TI) (Texas Instruments)
Samsung Electro-Mechanics (SEM)
Lambda AA (IR - International Rectifier)
Omnirel (IR - International Rectifier) (Infineon)
Infineon

* This symbol ( ) will appear next to the manufacturer if a datasheet is available for the part. Registered members can click on the datasheet icon to locate the datasheet for the part.

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Page Created: 2/10/2026