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Home > Products > Fans, Blowers, Thermal Management > Thermal > Heat Sinks

Heat Sinks

Mfr. Part #	Availability	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 586 50 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 586	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.969" (50.00mm)	0.315" (8.00mm)	-	0.236" (6.00mm)	2.86W @ 80°C	7.75°C/W	28°C/W	Aluminum	-
SK 677 37,5 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 677	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.476" (37.50mm)	1.181" (30.00mm)	-	0.295" (7.50mm)	8.4W @ 80°C	2.64°C/W	9.52°C/W	Aluminum	-
SK 575 50 AL Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	Datasheet	SK 575	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.969" (50.00mm)	0.236" (6.00mm)	-	1.969" (50.00mm)	13.75W @ 80°C	1.61°C/W	5.82°C/W	Aluminum	-
SK 633 50 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 633	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.969" (50.00mm)	0.748" (19.00mm)	-	0.551" (14.00mm)	4.79W @ 80°C	4.62°C/W	16.69°C/W	Aluminum	-
SK 573 50 AL Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	-	SK 573	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.969" (50.00mm)	0.984" (25.00mm)	-	1.181" (30.00mm)	17.86W @ 80°C	1.24°C/W	4.48°C/W	Aluminum	-
SK 452 37,5 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 452	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.476" (37.50mm)	1.142" (29.00mm)	-	0.984" (25.00mm)	11.76W @ 80°C	2.11°C/W	6.8°C/W	Aluminum	Black Anodized
SK 470 37,5 ME Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 470	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.476" (37.50mm)	0.465" (11.80mm)	-	0.315" (8.00mm)	3.67W @ 80°C	6.14°C/W	21.78°C/W	Aluminum	Natural Anodized
SK 470 37,5 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 470	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.476" (37.50mm)	0.465" (11.80mm)	-	0.315" (8.00mm)	4.04W @ 80°C	6.14°C/W	19.8°C/W	Aluminum	Black Anodized
SK 481 25 AL Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	-	SK 481	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	0.984" (25.00mm)	1.181" (30.00mm)	-	1.772" (45.00mm)	21.62W @ 80°C	1.02°C/W	3.7°C/W	Aluminum	-
SK 511 100 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 511	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.937" (100.00mm)	1.772" (45.00mm)	-	0.236" (6.00mm)	6.21W @ 80°C	3.56°C/W	12.88°C/W	Aluminum	-

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