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Product Overview
Digi-Key Part Number 345-1043-ND
Quantity Available 4,907
Can ship immediately
Manufacturer

Manufacturer Part Number

272-AB

Description HEATSINK TO-220 SM FOOTPRINT BLK
Expanded Description Heat Sink TO-220, TO-202 Aluminum 4W @ 42°C Board Level
Lead Free Status / RoHS Status Lead free / RoHS Compliant
Manufacturer Standard Lead Time 12 Weeks
Product Attributes Select All
Categories
Manufacturer

Wakefield-Vette

Series 272
Part Status Active
Type Board Level
Package Cooled TO-220, TO-202
Attachment Method Bolt On and PC Pin
Shape Rectangular, Fins
Length 1.450" (36.83mm)
Width 1.750" (44.45mm)
Diameter -
Height Off Base (Height of Fin) 0.375" (9.52mm)
Power Dissipation @ Temperature Rise 4W @ 42°C
Thermal Resistance @ Forced Air Flow 3.6°C/W @ 400 LFM
Thermal Resistance @ Natural 10.5°C/W
Material Aluminum
Material Finish Black Anodized
 
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Additional Resources
Standard Package ? 1,250
Other Names 272AB
345-1043

00:08:03 3/27/2017

Price & Procurement
 

Quantity
All prices are in GBP.
Price Break Unit Price Extended Price
1 0.34000 0.34
10 0.32500 3.25
25 0.30880 7.72
50 0.30060 15.03
100 0.29640 29.64
250 0.27608 69.02
500 0.25986 129.93
1,000 0.23549 235.49
5,000 0.22737 1,136.86

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

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