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Heat Sinks

Manufacturer Series Packaging Product Status Type Package Cooled Attachment Method Shape Length Width Diameter Fin Height Power Dissipation @ Temperature Rise Thermal Resistance @ Forced Air Flow Thermal Resistance @ Natural Material Material Finish

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Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Product Status Type Package Cooled Attachment Method Shape Length Width Diameter Fin Height Power Dissipation @ Temperature Rise Thermal Resistance @ Forced Air Flow Thermal Resistance @ Natural Material Material Finish
SK 489 50 SA

SK 489 50 SA

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 489 50 SA

Datasheet

SK 489 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.159" (29.44mm) - 1.772" (45.00mm) 22.86W @ 80°C 1.08°C/W 3.5°C/W Aluminum Black Anodized
SK 489 50 ME

SK 489 50 ME

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 489 50 ME

Datasheet

SK 489 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.159" (29.44mm) - 1.772" (45.00mm) 20.78W @ 80°C 1.08°C/W 3.85°C/W Aluminum Natural Anodized
SK 472 75 AL

SK 472 75 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 472 75 AL

Datasheet

SK 472 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 0.634" (41.50mm) - 0.866" (22.00mm) 16.23W @ 80°C 1.36°C/W 4.93°C/W Aluminum -
SK 469 30 STS SOT 32

SK 469 30 STS SOT 32

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 469 30 STS SOT 32

Datasheet

SK 469 Bulk Active Board Level, Extrusion SOT-32 Screw Rectangular 1.181" (30.00mm) 0.534" (13.50mm) - 0.600" (15.24mm) 5.59W @ 80°C 4.43°C/W 14.3°C/W Aluminum Black Anodized
SK 586 100 AL

SK 586 100 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 586 100 AL

Datasheet

SK 586 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 0.315" (8.00mm) - 0.236" (6.00mm) 2.86W @ 80°C 7.75°C/W 28°C/W Aluminum -
SK 406 37,5 ME

SK 406 37,5 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 406 37,5 ME

Datasheet

SK 406 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 2.480" (63.00mm) - 0.984" (25.00mm) 26.4W @ 80°C 0.85°C/W 3.03°C/W Aluminum Natural Anodized
SK 681 50 ME

SK 681 50 ME

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 681 50 ME

Datasheet

SK 681 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.650" (16.50mm) - 1.575" (40.00mm) 17.74W @ 80°C 1.27°C/W 4.51°C/W Aluminum Natural Anodized
SK 635 75 SA

SK 635 75 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 635 75 SA

Datasheet

SK 635 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 1.299" (33.00mm) - 0.394" (10.00mm) 6.15W @ 80°C 4.03°C/W 13°C/W Aluminum Black Anodized
SK 691 100 AL

SK 691 100 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 691 100 AL

Datasheet

SK 691 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.142" (29.00mm) - 0.551" (14.00mm) 5.1W @ 80°C 4.34°C/W 15.68°C/W Aluminum -
SK 681 50 SA

SK 681 50 SA

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 681 50 SA

Datasheet

SK 681 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.650" (16.50mm) - 1.575" (40.00mm) 19.51W @ 80°C 1.27°C/W 4.1°C/W Aluminum Black Anodized
SK 635 75 ME

SK 635 75 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 635 75 ME

Datasheet

SK 635 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 1.299" (33.00mm) - 0.394" (10.00mm) 5.59W @ 80°C 4.03°C/W 14.3°C/W Aluminum Natural Anodized
SK 406 37,5 SA

SK 406 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 406 37,5 SA

Datasheet

SK 406 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 2.480" (63.00mm) - 0.984" (25.00mm) 29.09W @ 80°C 0.85°C/W 2.75°C/W Aluminum Black Anodized
SK 566 75 AL

SK 566 75 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 566 75 AL

Datasheet

SK 566 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 1.063" (27.00mm) - 0.866" (22.00mm) 14.87W @ 80°C 1.49°C/W 5.38°C/W Aluminum -
SK 677 100 ME

SK 677 100 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 677 100 ME

Datasheet

SK 677 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.181" (30.00mm) - 0.295" (7.50mm) 8.56W @ 80°C 2.64°C/W 9.35°C/W Aluminum Natural Anodized
SK 648 50 AL

SK 648 50 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 648 50 AL

Datasheet

SK 648 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 2.835" (72.00mm) - 0.354" (9.00mm) 17.86W @ 80°C 1.24°C/W 4.48°C/W Aluminum -
SK 609 84 AL

SK 609 84 AL

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 609 84 AL

Datasheet

SK 609 Bulk Active Board Level, Extrusion - - Rectangular 3.307" (84.00mm) 1.181" (30.00mm) - 1.220" (31.00mm) 11.9W @ 80°C 1.86°C/W 6.72°C/W Aluminum -
SK 677 100 SA

SK 677 100 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 677 100 SA

Datasheet

SK 677 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.181" (30.00mm) - 0.295" (7.50mm) 9.41W @ 80°C 2.64°C/W 8.5°C/W Aluminum Black Anodized
SK 09 20 AL TO 220 1

SK 09 20 AL TO 220 1

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 09 20 AL TO 220 1

Datasheet

SK 09 Bulk Active Board Level, Extrusion TO-220-1 - Rectangular 0.787" (20.00mm) 1.142" (29.00mm) - 0.453" (11.50mm) 8.93W @ 80°C 2.48°C/W 8.96°C/W Aluminum -
SK 145 25 AL TO 220

SK 145 25 AL TO 220

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 145 25 AL TO 220

Datasheet

SK 145 Bulk Active Board Level, Extrusion TO-220 - Rectangular 0.984" (25.00mm) 1.142" (29.00mm) - 0.472" (12.00mm) 5.29W @ 80°C 4.19°C/W 15.12°C/W Aluminum -
SK 469 35 STS SOT 32

SK 469 35 STS SOT 32

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 469 35 STS SOT 32

Datasheet

SK 469 Bulk Active Board Level, Extrusion SOT-32 Screw Rectangular 1.378" (35.00mm) 0.534" (13.50mm) - 0.600" (15.24mm) 6.15W @ 80°C 4.03°C/W 13°C/W Aluminum Black Anodized
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