641-K
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
641-K
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
Type
Description
Select All
Category
Mfr
Series
Packaging
Bulk
Part Status
Active
Type
Board Level
Package Cooled
Attachment Method
Press Fit
Shape
Rectangular, Angled Fins
Length
3.000" (76.20mm)
Width
4.125" (104.77mm)
Diameter
-
Fin Height
1.000" (25.40mm)
Power Dissipation @ Temperature Rise
15.0W @ 36°C
Thermal Resistance @ Forced Air Flow
0.90°C/W @ 250 LFM
Thermal Resistance @ Natural
2.40°C/W
Material
Material Finish
Black Anodized
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 414
Check for Additional Incoming Stock
All prices are in CZK
Bulk
QuantityUnit PriceExt Price
1270,28000 Kč270,28 Kč
10239,19100 Kč2 391,91 Kč
30225,62800 Kč6 768,84 Kč
60217,46750 Kč13 048,05 Kč
120209,59133 Kč25 150,96 Kč
270200,73126 Kč54 197,44 Kč
510194,03561 Kč98 958,16 Kč
1 020186,98550 Kč190 725,21 Kč
Manufacturers Standard Package
Unit Price without VAT:270,28000 Kč
Unit Price with VAT:327,03880 Kč