Heat Sink TO-3, DO-5, Stud Mount Aluminum 50.0W @ 47°C Board Level, Extrusion
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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
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Category
Length
5.421" (139.70mm)
Mfr
Width
4.750" (120.65mm)
Series
Fin Height
2.625" (66.67mm)
Packaging
Bulk
Power Dissipation @ Temperature Rise
50.0W @ 47°C
Part Status
Active
Thermal Resistance @ Forced Air Flow
0.50°C/W @ 250 LFM
Type
Board Level, Extrusion
Thermal Resistance @ Natural
0.96°C/W
Package Cooled
Material
Attachment Method
Press Fit
Material Finish
Black Anodized
Shape
Rectangular, Fins
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 64
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All prices are in CNY
Bulk
QuantityUnit Price
(Including 13% VAT)
Ext Price
(Including 13% VAT)
1¥248.53000¥248.53
10¥219.91800¥2,199.18
25¥209.46440¥5,236.61
50¥201.88140¥10,094.07
100¥194.56500¥19,456.50
250¥185.28488¥46,321.22
500¥178.54930¥89,274.65
Manufacturers Standard Package