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Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
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 |
Product Attributes
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 |
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Quantity
All prices are in HKD
Bulk
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $165.58000 | $165.58 |
| 10 | $146.57300 | $1,465.73 |
| 25 | $139.60760 | $3,490.19 |
| 75 | $131.68213 | $9,876.16 |
| 150 | $126.90927 | $19,036.39 |
| 300 | $122.30357 | $36,691.07 |
| 525 | $118.70343 | $62,319.30 |
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