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423K | |
|---|---|
DigiKey Part Number | 345-1050-ND |
Manufacturer | |
Manufacturer Product Number | 423K |
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 @ 47°C Board Level, Extrusion |
Datasheet | Datasheet |
EDA/CAD Models | 423K Models |
Product Attributes
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Category | Length 5.421" (139.70mm) |
Mfr | Width 4.750" (120.65mm) |
Series | Fin Height 2.625" (66.67mm) |
Packaging Bulk | Power Dissipation @ Temperature Rise 50.0W @ 47°C |
Part Status Active | Thermal Resistance @ Forced Air Flow 0.50°C/W @ 250 LFM |
Type Board Level, Extrusion | Thermal Resistance @ Natural 0.96°C/W |
Package Cooled | Material |
Attachment Method Press Fit | Material Finish Black Anodized |
Shape Rectangular, Fins |
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In-Stock: 0
50 expected in stock on 14-Sep-2026
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Quantity
All prices are in USD
Bulk
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $26.81000 | $26.81 |
| 10 | $23.72300 | $237.23 |
| 25 | $22.59480 | $564.87 |
| 50 | $21.77680 | $1,088.84 |
| 100 | $20.98770 | $2,098.77 |
| 250 | $19.98672 | $4,996.68 |
| 500 | $19.26032 | $9,630.16 |





