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
In-Stock: 658
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All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$11.55000$11.55
10$10.22200$102.22
30$9.64267$289.28
60$9.29400$557.64
120$8.95750$1,074.90
270$8.57896$2,316.32
510$8.29292$4,229.39
1,020$7.99168$8,151.51
Tariff Status: Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.