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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 48 75 AL CB SOT 9 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 48	Bulk	Active	Board Level, Extrusion	SOT-9	-	Rectangular	2.953" (75.00mm)	2.559" 65.00mm)	-	0.787" (20.00mm)	28.57W @ 80°C	0.78°C/W	2.8°C/W	Aluminum	-
SK 452 80 4 x M3 TO 3 P Extruded Heatsink for PCB mounti Fischer Elektronik	1,000	RFQ	-	SK 452	Bulk	Active	Board Level, Extrusion	TO-3-P	Screw	Rectangular	3.150" (80.00mm)	1.142" (29.00mm)	-	0.984" (25.00mm)	16.33W @ 80°C	1.52°C/W	4.9°C/W	Aluminum	Black Anodized
SK 589 50 SA Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	Datasheet	SK 589	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.969" (50.00mm)	1.299" (33.00mm)	-	2.618" (66.50mm)	23.53W @ 80°C	1.05°C/W	3.4°C/W	Aluminum	Black Anodized
SK 637 100 ME Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	Datasheet	SK 637	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.937" (100.00mm)	0.906" (23.00mm)	-	1.496" (38.00mm)	21.39W @ 80°C	1.05°C/W	3.74°C/W	Aluminum	Natural Anodized
SK 589 50 ME Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	-	SK 589	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.969" (50.00mm)	1.299" (33.00mm)	-	2.618" (66.50mm)	21.39W @ 80°C	1.05°C/W	3.74°C/W	Aluminum	Natural Anodized
SK 637 100 SA Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	Datasheet	SK 637	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.937" (100.00mm)	0.906" (23.00mm)	-	1.496" (38.00mm)	23.53W @ 80°C	1.05°C/W	3.4°C/W	Aluminum	Black Anodized
SK 670 100 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 670	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.937" (100.00mm)	0.787" (20.00mm)	-	2.283" (58.00mm)	18.78W @ 80°C	1.18°C/W	4.26°C/W	Aluminum	-
SK 601 75 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 601	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	5.890" (149.60mm)	-	0.354" (9.00mm)	32.81W @ 105°C	0.99°C/W	3.2°C/W	Aluminum	Black Anodized
SK 459 50 STIS TO 218 Extruded Heatsink for PCB mounti Fischer Elektronik	1,000	RFQ	Datasheet	SK 459	Bulk	Active	Board Level, Extrusion	TO-218	Screw	Rectangular	1.969" (50.00mm)	1.969" (50.00mm)	-	0.787" (20.00mm)	14.29W @ 80°C	1.74°C/W	5.6°C/W	Aluminum	Black Anodized
SK 459 50 STIS TO 220 Extruded Heatsink for PCB mounti Fischer Elektronik	1,000	RFQ	Datasheet	SK 459	Bulk	Active	Board Level, Extrusion	TO-220	Screw	Rectangular	1.969" (50.00mm)	1.969" (50.00mm)	-	0.787" (20.00mm)	14.29W @ 80°C	1.74°C/W	5.6°C/W	Aluminum	Black Anodized

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