



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.66.24000 | kr.66.24 |
| 10 | kr.58.63000 | kr.586.30 |
| 25 | kr.55.84640 | kr.1,396.16 |
| 75 | kr.52.68053 | kr.3,951.04 |
| 150 | kr.50.77247 | kr.7,615.87 |
| 300 | kr.48.93207 | kr.14,679.62 |
| 525 | kr.47.49385 | kr.24,934.27 |
| 1.050 | kr.45.76871 | kr.48,057.15 |
| Unit Price without VAT: | kr.66.24000 |
|---|---|
| Unit Price with VAT: | kr.82.80000 |



