Heat Sink TO-3, DO-5, Stud Mount Aluminum 50.0W @ 47°C Board Level, Extrusion
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

423K

DigiKey Part Number
345-1050-ND
Manufacturer
Manufacturer Product Number
423K
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 @ 47°C Board Level, Extrusion
Datasheet
 Datasheet
EDA/CAD Models
423K Models
Product Attributes
Type
Description
Select All
Category
Mfr
Series
Packaging
Bulk
Part Status
Active
Type
Board Level, Extrusion
Package Cooled
Attachment Method
Press Fit
Shape
Rectangular, Fins
Length
5.421" (139.70mm)
Width
4.750" (120.65mm)
Diameter
-
Fin Height
2.625" (66.67mm)
Power Dissipation @ Temperature Rise
50.0W @ 47°C
Thermal Resistance @ Forced Air Flow
0.50°C/W @ 250 LFM
Thermal Resistance @ Natural
0.96°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: 15
Check for Additional Incoming Stock
All prices are in CZK
Bulk
QuantityUnit PriceExt Price
1617,13000 Kč617,13 Kč
10546,13700 Kč5 461,37 Kč
25520,17920 Kč13 004,48 Kč
50501,34820 Kč25 067,41 Kč
100483,17450 Kč48 317,45 Kč
250460,12496 Kč115 031,24 Kč
Manufacturers Standard Package
Unit Price without VAT:617,13000 Kč
Unit Price with VAT:746,72730 Kč