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Product Overview
Digi-Key Part Number HS257-ND
Quantity Available 8,101
Can ship immediately
Manufacturer

Manufacturer Part Number

322605B00000G

Description HEATSINK TO-5 1.25W H=.25" BLK
Expanded Description Heat Sink TO-5 Aluminum 1W @ 60°C Top Mount
Lead Free Status / RoHS Status Lead free / RoHS Compliant
Manufacturer Standard Lead Time 9 Weeks
Documents & Media
Datasheets Standard Heatsinks Catalog
Product Training Modules How to Select a Heat Sink
Catalog Page 2392 (UK2011-EN PDF)
Product Attributes Select All
Categories
Manufacturer

Aavid Thermalloy

Series -
Part Status Active
Type Top Mount
Package Cooled TO-5
Attachment Method Press Fit
Shape Cylindrical
Length -
Width -
Diameter 0.315" (8.00mm) ID, 0.750" (19.05mm) OD
Height Off Base (Height of Fin) 0.250" (6.35mm)
Power Dissipation @ Temperature Rise 1W @ 60°C
Thermal Resistance @ Forced Air Flow 25°C/W @ 200 LFM
Thermal Resistance @ Natural 54°C/W
Material Aluminum
Material Finish Black Anodized
 
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Additional Resources
Standard Package ? 3,000
Other Names 000535
2226B
322605B00000
HS257

11:00:48 3/29/2017

Price & Procurement
 

Quantity
All prices are in GBP.
Price Break Unit Price Extended Price
1 1.58000 1.58
10 1.53700 15.37
25 1.49560 37.39
50 1.41260 70.63
100 1.32950 132.95
250 1.24640 311.60
500 1.20486 602.43
1,000 1.08021 1,080.21
5,000 1.05944 5,297.20

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

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