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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 125 100 SA Extruded Heatsink for PCB mounti Fischer Elektronik	1,000	RFQ	Datasheet	SK 125	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.937" (100.00mm)	1.181" (30.00mm)	-	1.102" (28.00mm)	12.31W @ 80°C	2.02°C/W	6.5°C/W	Aluminum	Black Anodized
SK 189 100 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 189	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.937" (100.00mm)	0.634" (41.50mm)	-	1.339" (34.00mm)	24.62W @ 80°C	0.9°C/W	3.25°C/W	Aluminum	-
SK 433 37,5 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 433	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.476" (37.50mm)	4.374" (111.10mm)	-	1.299" (33.00mm)	55.26W @ 105°C	0.53°C/W	1.9°C/W	Aluminum	-
SK 180 75 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 180	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	2.100" (53.35mm)	-	0.650" (16.50mm)	20W @ 80°C	1.24°C/W	4°C/W	Aluminum	Black Anodized
SK 180 75 ME Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 180	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	2.100" (53.35mm)	-	0.650" (16.50mm)	18.18W @ 80°C	1.24°C/W	4.4°C/W	Aluminum	Natural Anodized
SK 459 25 STC TO 220 Extruded Heatsink for PCB mounti Fischer Elektronik	1,000	RFQ	-	SK 459	Bulk	Active	Board Level, Extrusion	TO-220	Clip	Rectangular	0.984" (25.00mm)	1.969" (50.00mm)	-	0.787" (20.00mm)	10.13W @ 80°C	2.45°C/W	7.9°C/W	Aluminum	Black Anodized
SK 459 25 STC TO 218 Extruded Heatsink for PCB mounti Fischer Elektronik	1,000	RFQ	-	SK 459	Bulk	Active	Board Level, Extrusion	TO-218	Clip	Rectangular	0.984" (25.00mm)	1.969" (50.00mm)	-	0.787" (20.00mm)	10.13W @ 80°C	2.45°C/W	7.9°C/W	Aluminum	Black Anodized
SK 459 25 STC TO 247 Extruded Heatsink for PCB mounti Fischer Elektronik	1,000	RFQ	-	SK 459	Bulk	Active	Board Level, Extrusion	TO-247	Clip	Rectangular	0.984" (25.00mm)	1.969" (50.00mm)	-	0.787" (20.00mm)	10.13W @ 80°C	2.45°C/W	7.9°C/W	Aluminum	Black Anodized
SK 459 25 STC TO 248 Extruded Heatsink for PCB mounti Fischer Elektronik	1,000	RFQ	-	SK 459	Bulk	Active	Board Level, Extrusion	TO-248	Clip	Rectangular	0.984" (25.00mm)	1.969" (50.00mm)	-	0.787" (20.00mm)	10.13W @ 80°C	2.45°C/W	7.9°C/W	Aluminum	Black Anodized
SK 72 75 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 72	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	3.819" (97.00mm)	-	0.984" (25.00mm)	36.7W @ 80°C	0.6°C/W	2.18°C/W	Aluminum	-

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