Heat Sink TO-3 Aluminum 15.0W @ 36°C Board Level
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Heat Sink TO-3 Aluminum 15.0W @ 36°C Board Level
641K
641K

641K

DigiKey Part Number
345-1053-ND
Manufacturer
Manufacturer Product Number
641K
Description
HEATSINK TO-3 HORZ MT NO HOLES
Manufacturer Standard Lead Time
16 Weeks
Customer Reference
Detailed Description
Heat Sink TO-3 Aluminum 15.0W @ 36°C Board Level
Datasheet
 Datasheet
Product Attributes
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Category
Length
3.000" (76.20mm)
Mfr
Width
4.125" (104.77mm)
Series
Fin Height
1.000" (25.40mm)
Packaging
Bulk
Power Dissipation @ Temperature Rise
15.0W @ 36°C
Part Status
Active
Thermal Resistance @ Forced Air Flow
0.90°C/W @ 250 LFM
Type
Board Level
Thermal Resistance @ Natural
2.40°C/W
Package Cooled
Material
Attachment Method
Press Fit
Material Finish
Black Anodized
Shape
Rectangular, Angled Fins
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
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All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$12.84000$12.84
10$11.36300$113.63
30$10.71867$321.56
60$10.33100$619.86
120$9.95683$1,194.82
270$9.53593$2,574.70
510$9.21784$4,701.10
1,020$8.88292$9,060.58
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.