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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 633 1000 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 633	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	39.370" (1000.00mm)	0.748" (19.00mm)	-	0.551" (14.00mm)	5.37W @ 80°C	4.62°C/W	14.9°C/W	Aluminum	Black Anodized
SK 633 1000 ME Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 633	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	39.370" (1000.00mm)	0.748" (19.00mm)	-	0.551" (14.00mm)	4.88W @ 80°C	4.62°C/W	16.39°C/W	Aluminum	Natural Anodized
SK 694 1000 ME Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 694	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	39.370" (1000.00mm)	0.591" (15.00mm)	-	0.551" (14.00mm)	4.33W @ 80°C	5.21°C/W	18.48°C/W	Aluminum	Natural Anodized
SK 694 1000 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 694	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	39.370" (1000.00mm)	0.591" (15.00mm)	-	0.551" (14.00mm)	4.76W @ 80°C	5.21°C/W	16.8°C/W	Aluminum	Black Anodized
SK 559 1000 ME Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 559	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	39.370" (1000.00mm)	0.906" (23.00mm)	-	0.484" (12.30mm)	7.99W @ 80°C	2.82°C/W	10.01°C/W	Aluminum	Natural Anodized
SK 559 1000 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 559	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	39.370" (1000.00mm)	0.906" (23.00mm)	-	0.484" (12.30mm)	8.79W @ 80°C	2.82°C/W	9.1°C/W	Aluminum	Black Anodized
SK 33 75 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 33	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	4.496" (114.20mm)	-	4.508" (114.50mm)	134.62W @ 105°C	0.22°C/W	0.78°C/W	Aluminum	-
SK 53 150 AL 2 x TO 3 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 53	-	Active	Board Level, Extrusion	TO-3	-	Rectangular	5.906" (150.00mm)	7.079" (179.80mm)	-	1.890" (48.00mm)	116.67W @ 105°C	0.25°C/W	0.9°C/W	Aluminum	-
SK 53 150 AL 2 x CB SOT 32 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 53	Bulk	Active	Board Level, Extrusion	SOT-32	-	Rectangular	5.906" (150.00mm)	7.079" (179.80mm)	-	1.890" (48.00mm)	116.67W @ 105°C	0.25°C/W	0.9°C/W	Aluminum	-
SK 53 100 SA 2 x TO 3 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 53	Bulk	Active	Board Level, Extrusion	TO-3	-	Rectangular	3.937" (100.00mm)	7.079" (179.80mm)	-	1.890" (48.00mm)	131.25W @ 105°C	0.25°C/W	0.8°C/W	Aluminum	Black Anodized
SK 53 150 AL 2 x CB TO 66 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 53	Bulk	Active	Board Level, Extrusion	TO-66	-	Rectangular	5.906" (150.00mm)	7.079" (179.80mm)	-	1.890" (48.00mm)	116.67W @ 105°C	0.25°C/W	0.9°C/W	Aluminum	-
SK 53 100 SA 2 x CB TO 66 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 53	Bulk	Active	Board Level, Extrusion	TO-66	-	Rectangular	3.937" (100.00mm)	7.079" (179.80mm)	-	1.890" (48.00mm)	131.25W @ 105°C	0.25°C/W	0.8°C/W	Aluminum	Black Anodized
SK 53 100 SA 2 x CB SOT 32 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 53	Bulk	Active	Board Level, Extrusion	SOT-32	-	Rectangular	3.937" (100.00mm)	7.079" (179.80mm)	-	1.890" (48.00mm)	131.25W @ 105°C	0.25°C/W	0.8°C/W	Aluminum	Black Anodized
SK 53 100 SA 2 x CB TO 3 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 53	Bulk	Active	Board Level, Extrusion	TO-3	-	Rectangular	3.937" (100.00mm)	7.079" (179.80mm)	-	1.890" (48.00mm)	131.25W @ 105°C	0.25°C/W	0.8°C/W	Aluminum	Black Anodized
SK 53 100 SA 2 x CB SOT 9 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 53	Bulk	Active	Board Level, Extrusion	SOT-9	-	Rectangular	3.937" (100.00mm)	7.079" (179.80mm)	-	1.890" (48.00mm)	131.25W @ 105°C	0.25°C/W	0.8°C/W	Aluminum	Black Anodized
SK 53 150 AL 2 x CB TO 3 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 53	-	Active	Board Level, Extrusion	TO-3	-	Rectangular	5.906" (150.00mm)	7.079" (179.80mm)	-	1.890" (48.00mm)	116.67W @ 105°C	0.25°C/W	0.9°C/W	Aluminum	-
SK 53 150 AL 2 x CB SOT 9 Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 53	Bulk	Active	Board Level, Extrusion	SOT-9	-	Rectangular	5.906" (150.00mm)	7.079" (179.80mm)	-	1.890" (48.00mm)	116.67W @ 105°C	0.25°C/W	0.9°C/W	Aluminum	-
SK 411 100 SA Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 411	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.937" (100.00mm)	4.587" (116.50mm)	-	1.969" (50.00mm)	95.45W @ 105°C	0.34°C/W	1.1°C/W	Aluminum	Black Anodized
SK 411 100 ME Extruded Heatsink Fischer Elektronik	1,000	RFQ	Datasheet	SK 411	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	3.937" (100.00mm)	4.587" (116.50mm)	-	1.969" (50.00mm)	86.78W @ 105°C	0.34°C/W	1.21°C/W	Aluminum	Natural Anodized
SK 446 75 AL Extruded Heatsink Fischer Elektronik	1,000	RFQ	-	SK 446	Bulk	Active	Board Level, Extrusion	-	-	Rectangular	2.953" (75.00mm)	11.811" (300.00mm)	-	1.063" (27.00mm)	99.06W @ 105°C	0.29°C/W	1.06°C/W	Aluminum	-

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