Name: 421K
Brand: Wakefield Thermal Solutions
SKU: 345-1049-ND
Price: 54.6073 RON
Availability: InStock

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421K
DigiKey Part Number	345-1049-ND
Manufacturer	Wakefield Thermal Solutions
Manufacturer Product Number	421K
Description	HEATSINK POWER NO MNT HOLES BLK
Manufacturer Standard Lead Time	10 Weeks
Customer Reference
Detailed Description	Heat Sink TO-3, DO-5, Stud Mount Aluminum 50.0W @ 58°C Board Level
Datasheet	Datasheet

Product Attributes

Type	Description	Select All
Category	Fans, Blowers, Thermal Management Thermal Heat Sinks
Mfr	Wakefield Thermal Solutions
Series	421
Packaging	Bulk
Part Status	Active
Type	Board Level
Package Cooled	TO-3, DO-5, Stud Mount
Attachment Method	Press Fit
Shape	Rectangular, Fins
Length	3.000" (76.20mm)
Width	4.750" (120.65mm)
Diameter	-
Fin Height	2.625" (66.67mm)
Power Dissipation @ Temperature Rise	50.0W @ 58°C
Thermal Resistance @ Forced Air Flow	0.70°C/W @ 250 LFM
Thermal Resistance @ Natural	1.16°C/W
Material	Aluminum
Material Finish	Black Anodized

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