



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 | kr 104,03000 | kr 104,03 |
| 10 | kr 92,07700 | kr 920,77 |
| 25 | kr 87,70520 | kr 2 192,63 |
| 75 | kr 82,73307 | kr 6 204,98 |
| 150 | kr 79,73660 | kr 11 960,49 |
| 300 | kr 76,84627 | kr 23 053,88 |
| 525 | kr 74,58760 | kr 39 158,49 |
| 1 050 | kr 71,87834 | kr 75 472,26 |
| Unit Price without VAT: | kr 104,03000 |
|---|---|
| Unit Price with VAT: | kr 130,03750 |



