



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 | ฿336.38000 | ฿336.38 |
10 | ฿297.73300 | ฿2,977.33 |
25 | ฿283.59520 | ฿7,089.88 |
75 | ฿267.51840 | ฿20,063.88 |
150 | ฿257.82900 | ฿38,674.35 |
300 | ฿248.48310 | ฿74,544.93 |
525 | ฿241.17971 | ฿126,619.35 |
1,050 | ฿232.41927 | ฿244,040.23 |