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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 669 25 SA Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	-	SK 669	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	0.984" (25.00mm)	1.339" (34.00mm)	-	2.362" (60.00mm)	23.53W @ 80°C	1.05°C/W	3.4°C/W	Aluminum	Black Anodized
SK 612 37,5 ME Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 612	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.476" (37.50mm)	3.228" (82.00mm)	-	1.260" (32.00mm)	36.2W @ 80°C	0.62°C/W	2.21°C/W	Aluminum	Natural Anodized
SK 703 84 SA Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	-	SK 703	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.307" (84.00mm)	0.591" (15.00mm)	-	1.772" (45.00mm)	18.18W @ 80°C	1.36°C/W	4.4°C/W	Aluminum	Black Anodized
SK 703 84 ME Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	-	SK 703	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.307" (84.00mm)	0.591" (15.00mm)	-	1.772" (45.00mm)	16.53W @ 80°C	1.36°C/W	4.84°C/W	Aluminum	Natural Anodized
SK 669 25 ME Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	-	SK 669	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	0.984" (25.00mm)	1.339" (34.00mm)	-	2.362" (60.00mm)	21.39W @ 80°C	1.05°C/W	3.74°C/W	Aluminum	Natural Anodized
SK 612 37,5 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 612	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.476" (37.50mm)	3.228" (82.00mm)	-	1.260" (32.00mm)	39.8W @ 80°C	0.62°C/W	2.01°C/W	Aluminum	Black Anodized
SK 04 75 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 04	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	3.819" (97.00mm)	-	0.984" (25.00mm)	37.56W @ 80°C	0.59°C/W	2.13°C/W	Aluminum	-
SK 69 75 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 69	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	4.744" (120.50mm)	-	0.461" (11.70mm)	32.81W @ 105°C	0.99°C/W	3.2°C/W	Aluminum	Black Anodized
SK 679 37,5 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 679	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.476" (37.50mm)	1.646" (41.80mm)	-	1.614" (41.00mm)	29.63W @ 80°C	0.84°C/W	2.7°C/W	Aluminum	Black Anodized
SK 426 100 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 426	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.937" (100.00mm)	2.000" (50.80mm)	-	0.650" (16.51mm)	20.41W @ 80°C	1.08°C/W	3.92°C/W	Aluminum	-

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