



421K | |
---|---|
DigiKey Part Number | 345-1049-ND |
Manufacturer | |
Manufacturer Product Number | 421K |
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 @ 58°C Board Level |
Datasheet | Datasheet |
Type | Description | Select All |
---|---|---|
Category | ||
Mfr | ||
Series | ||
Packaging | Bulk | |
Part Status | Active | |
Type | Board Level | |
Package Cooled | ||
Attachment Method | Press Fit | |
Shape | Rectangular, Fins | |
Length | 3.000" (76.20mm) | |
Width | 4.750" (120.65mm) | |
Diameter | - | |
Fin Height | 2.625" (66.67mm) | |
Power Dissipation @ Temperature Rise | 50.0W @ 58°C | |
Thermal Resistance @ Forced Air Flow | 0.70°C/W @ 250 LFM | |
Thermal Resistance @ Natural | 1.16°C/W | |
Material | ||
Material Finish | Black Anodized |
Quantity | Unit Price | Ext Price |
---|---|---|
1 | R179,37000 | R179,37 |
10 | R158,76000 | R1 587,60 |
25 | R151,22160 | R3 780,54 |
75 | R142,64907 | R10 698,68 |
150 | R137,48233 | R20 622,35 |
300 | R132,49883 | R39 749,65 |
525 | R128,60444 | R67 517,33 |
1 050 | R123,93310 | R130 129,75 |