



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 | Fr.8.28000 | Fr.8.28 |
| 10 | Fr.7.32900 | Fr.73.29 |
| 25 | Fr.6.98080 | Fr.174.52 |
| 75 | Fr.6.58507 | Fr.493.88 |
| 150 | Fr.6.34653 | Fr.951.98 |
| 300 | Fr.6.11650 | Fr.1,834.95 |
| 525 | Fr.5.93672 | Fr.3,116.78 |
| 1,050 | Fr.5.72109 | Fr.6,007.14 |
| Unit Price without VAT: | Fr.8.28000 |
|---|---|
| Unit Price with VAT: | Fr.8.95068 |


