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Product Overview
Digi-Key Part Number 345-1042-ND
Quantity Available 4,700
Can ship immediately
Manufacturer

Manufacturer Part Number

271-AB

Description HEATSINK TO-220 TOP MNT BLK
Lead Free Status / RoHS Status Lead free / RoHS Compliant
Manufacturer Standard Lead Time 12 Weeks
Detailed Description

Heat Sink TO-220 Aluminum 4.0W @ 62°C Board Level

Documents & Media
Datasheets 271 Series Datasheet
Board Level Heat Sinks Catalog
Design Resources Thermal Interface Materials Explained
Mfg CAD Models 271-AB.stp
Online Catalog Bolt On Heat Sinks
Product Attributes Select All
Categories
Manufacturer Wakefield-Vette
Series 271
Part Status Active
Type Board Level
Package Cooled TO-220
Attachment Method Bolt On
Shape Rectangular, Fins
Length 0.700" (17.78mm)
Width 1.750" (44.45mm)
Diameter -
Height Off Base (Height of Fin) 0.500" (12.70mm)
Power Dissipation @ Temperature Rise 4.0W @ 62°C
Thermal Resistance @ Forced Air Flow 5.10°C/W @ 400 LFM
Thermal Resistance @ Natural 15.50°C/W
Material Aluminum
Material Finish Black Anodized
 
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Additional Resources
Standard Package ? 1,000
Other Names 271AB
345-1042

10:42:21 2/24/2018

Price & Procurement
 

Quantity
All prices are in USD.
Price Break Unit Price Extended Price
1 0.36000 $0.36
10 0.34300 $3.43
25 0.32640 $8.16
50 0.31760 $15.88
100 0.31340 $31.34
250 0.29188 $72.97
500 0.27472 $137.36
1,000 0.24897 $248.97
5,000 0.24038 $1,201.90

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

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