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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 124 50 ME TO 3 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 124	Bulk	Active	Board Level, Extrusion	TO-3	-	Rectangular	1.969" (50.00mm)	5.512" (140.00mm)	-	1.299" (33.00mm)	63.64W @ 105°C	0.46°C/W	1.65°C/W	Aluminum	Natural Anodized
SK 564 1000 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 564	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	39.370" (1000.00mm)	1.457" (37.00mm)	-	0.394" (10.00mm)	8.71W @ 80°C	2.54°C/W	9.18°C/W	Aluminum	-
SK 414 233,4 SA Extruded Heatsink for PCB mounti Fischer Elektronik	1,000	RFQ	-	SK 414	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	9.189" (233.40mm)	3.898" (99.00mm)	-	0.591" (15.00mm)	23.19W @ 80°C	1.07°C/W	3.45°C/W	Aluminum	Black Anodized
SK 455 75 ME Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 455	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	1.772" (45.00mm)	-	3.150" (80.00mm)	45.45W @ 80°C	0.5°C/W	1.76°C/W	Aluminum	Natural Anodized
SK 414 233,4 ME Extruded Heatsink for PCB mounti Fischer Elektronik	1,000	RFQ	-	SK 414	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	9.189" (233.40mm)	3.898" (99.00mm)	-	0.591" (15.00mm)	21.05W @ 80°C	1.07°C/W	3.8°C/W	Aluminum	Natural Anodized
SK 455 75 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 455	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	1.772" (45.00mm)	-	3.150" (80.00mm)	50W @ 80°C	0.5°C/W	1.6°C/W	Aluminum	Black Anodized
SK 57 100 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 57	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.937" (100.00mm)	4.724" (120.00mm)	-	1.969" (50.00mm)	99.06W @ 105°C	0.29°C/W	1.06°C/W	Aluminum	-
SK 663 100 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 663	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.937" (100.00mm)	2.992" (76.00mm)	-	1.043" (26.50mm)	26.67W @ 80°C	0.93°C/W	3°C/W	Aluminum	Black Anodized
SK 631 1000 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 631	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	39.370" (1000.00mm)	0.748" (19.00mm)	-	0.236" (6.00mm)	3.28W @ 80°C	7.56°C/W	24.4°C/W	Aluminum	Black Anodized
SK 404 75 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 404	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	6.299" (160.00mm)	-	1.575" (40.00mm)	86.07W @ 105°C	0.38°C/W	1.22°C/W	Aluminum	Black Anodized

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