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Product Overview
Digi-Key Part Number 345-1049-ND
Quantity Available 183
Can ship immediately
Manufacturer

Manufacturer Part Number

421K

Description HEATSINK POWER NO MNT HOLES BLK
Expanded Description Heat Sink TO-3, DO-5, Stud Mount Aluminum 50W @ 58°C Board Level
Lead Free Status / RoHS Status Lead free / RoHS Compliant
Manufacturer Standard Lead Time 6 Weeks
Product Attributes Select All
Categories
Manufacturer

Wakefield-Vette

Series 421
Part Status Active
Type Board Level
Package Cooled TO-3, DO-5, Stud Mount
Attachment Method Press Fit
Shape Rectangular, Fins
Length 3.000" (76.20mm)
Width 4.750" (120.65mm)
Diameter -
Height Off Base (Height of Fin) 2.625" (66.67mm)
Power Dissipation @ Temperature Rise 50W @ 58°C
Thermal Resistance @ Forced Air Flow 0.7°C/W @ 250 LFM
Thermal Resistance @ Natural 1.16°C/W
Material Aluminum
Material Finish Black Anodized
 
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Additional Resources
Standard Package ? 75
Other Names 345-1049
421-K

12:19:31 2/24/2017

Price & Procurement
 

Quantity
All prices are in GBP.
Price Break Unit Price Extended Price
1 11.85000 11.85
10 11.19200 111.92
25 10.53400 263.35
50 9.87560 493.78
100 9.21720 921.72
250 8.55884 2,139.71
500 8.39420 4,197.10

Submit a request for quotation on quantities greater than those displayed.

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