421-K
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421-K
421K
421K

421K

DigiKey Part Number
345-1049-ND
Manufacturer
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
Mfr
Series
Packaging
Bulk
Part Status
Active
Type
Board Level
Package Cooled
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
Material Finish
Black Anodized
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In-Stock: 300
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All prices are in CZK
Bulk
QuantityUnit PriceExt Price
1217,87000 Kč217,87 Kč
10192,83900 Kč1 928,39 Kč
25183,68240 Kč4 592,06 Kč
75173,26960 Kč12 995,22 Kč
150166,99387 Kč25 049,08 Kč
300160,94057 Kč48 282,17 Kč
525156,21025 Kč82 010,38 Kč
1 050150,53617 Kč158 062,98 Kč
Manufacturers Standard Package
Unit Price without VAT:217,87000 Kč
Unit Price with VAT:263,62270 Kč