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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 490 84 SA Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	-	SK 490	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.307" (84.00mm)	1.969" (50.00mm)	-	0.433" (11.00mm)	17.39W @ 80°C	1.43°C/W	4.6°C/W	Aluminum	Black Anodized
SK 78 100 AL CB TO 3 Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 78	-	Active	Board Level, Extrusion	TO-3	-	Rectangular	3.937" (100.00mm)	2.362" (60.00mm)	-	0.591" (15.00mm)	15.87W @ 80°C	1.4°C/W	5.04°C/W	Aluminum	-
SK 78 100 AL TO 3 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 78	Bulk	Active	Board Level, Extrusion	TO-3	-	Rectangular	3.937" (100.00mm)	2.362" (60.00mm)	-	0.591" (15.00mm)	15.87W @ 80°C	1.4°C/W	5.04°C/W	Aluminum	-
SK 454 60 3 x M3 SOT 32 SOT 32 Extruded Heatsink for PCB mounti Fischer Elektronik	1,000	RFQ	Datasheet	SK 454	Bulk	Active	Board Level, Extrusion	SOT-32	Screw	Rectangular	2.362" (60.00mm)	0.844" (21.45mm)	-	0.748" (19.00mm)	10.39W @ 80°C	2.39°C/W	7.7°C/W	Aluminum	Black Anodized
SK 78 100 AL CB TO 66 Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 78	Bulk	Active	Board Level, Extrusion	TO-66	-	Rectangular	3.937" (100.00mm)	2.362" (60.00mm)	-	0.591" (15.00mm)	15.87W @ 80°C	1.4°C/W	5.04°C/W	Aluminum	-
SK 78 100 AL CB SOT 32 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 78	Bulk	Active	Board Level, Extrusion	SOT-32	-	Rectangular	3.937" (100.00mm)	2.362" (60.00mm)	-	0.591" (15.00mm)	15.87W @ 80°C	1.4°C/W	5.04°C/W	Aluminum	-
SK 78 100 AL CB SOT 9 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 78	Bulk	Active	Board Level, Extrusion	SOT-9	-	Rectangular	3.937" (100.00mm)	2.362" (60.00mm)	-	0.591" (15.00mm)	15.87W @ 80°C	1.4°C/W	5.04°C/W	Aluminum	-
SK 654 37,5 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 654	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	1.476" (37.50mm)	1.378" (35.00mm)	-	2.756" (70.00mm)	23.53W @ 80°C	1.05°C/W	3.4°C/W	Aluminum	Black Anodized
SK 639 75 ME Extruded Heatsink for lock-in re Fischer Elektronik	1,000	RFQ	-	SK 639	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	1.181" (30.00mm)	-	1.772" (45.00mm)	21.05W @ 80°C	1.07°C/W	3.8°C/W	Aluminum	Natural Anodized
SK 04 75 SA CB TO 3 Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 04	Bulk	Active	Board Level, Extrusion	TO-3	-	Rectangular	2.953" (75.00mm)	3.819" (97.00mm)	-	0.984" (25.00mm)	42.11W @ 80°C	0.59°C/W	1.9°C/W	Aluminum	Black Anodized

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