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Heat Sinks

Manufacturer 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

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Photo Mfr. Part # Availability Price 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 189 50 SA

SK 189 50 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 189 50 SA

Datasheet

SK 189 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.634" (41.50mm) - 1.339" (34.00mm) 27.59W @ 80°C 0.9°C/W 2.9°C/W Aluminum Black Anodized
SK 697 84 AL

SK 697 84 AL

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 697 84 AL

Datasheet

SK 697 Bulk Active Board Level, Extrusion - - Rectangular 3.307" (84.00mm) 1.181" (30.00mm) - 1.378" (35.00mm) 14.29W @ 80°C 1.55°C/W 5.6°C/W Aluminum -
SK 81 37,5 SA

SK 81 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 81 37,5 SA

Datasheet

SK 81 - Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 3.937" (100.00mm) - 0.591" (15.00mm) 32W @ 80°C 0.78°C/W 2.5°C/W Aluminum Black Anodized
SK 454 20 1 x M3 L SOT 32

SK 454 20 1 x M3 L SOT 32

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 454 20 1 x M3 L SOT 32

Datasheet

SK 454 Bulk Active Board Level, Extrusion SOT-32 - Rectangular 0.787" (20.00mm) 0.844" (21.45mm) - 0.748" (19.00mm) 7.92W @ 80°C 3.13°C/W 10.1°C/W Aluminum Black Anodized
SK 454 20 1 x M3 L TO 220

SK 454 20 1 x M3 L TO 220

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 454 20 1 x M3 L TO 220

Datasheet

SK 454 Bulk Active Board Level, Extrusion TO-220 - Rectangular 0.787" (20.00mm) 0.844" (21.45mm) - 0.748" (19.00mm) 7.92W @ 80°C 3.13°C/W 10.1°C/W Aluminum Black Anodized
SK 544 100 AL

SK 544 100 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 544 100 AL

Datasheet

SK 544 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.181" (30.00mm) - 1.772" (45.00mm) 25.97W @ 80°C 0.85°C/W 3.08°C/W Aluminum -
SK 705 25 SA

SK 705 25 SA

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 705 25 SA

Datasheet

SK 705 - Active Board Level, Extrusion - - Rectangular 0.984" (25.00mm) 1.535" (39.00mm) - 1.260" (32.00mm) 25W @ 80°C 0.99°C/W 3.2°C/W Aluminum Black Anodized
SK 705 25 ME

SK 705 25 ME

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 705 25 ME

Datasheet

SK 705 Bulk Active Board Level, Extrusion - - Rectangular 0.984" (25.00mm) 1.535" (39.00mm) - 1.260" (32.00mm) 22.73W @ 80°C 0.99°C/W 3.52°C/W Aluminum Natural Anodized
SK 08 37,5 AL

SK 08 37,5 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 08 37,5 AL

Datasheet

SK 08 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 3.465" (88.00mm) - 1.378" (35.00mm) 39.6W @ 80°C 0.56°C/W 2.02°C/W Aluminum -
SK 692 50 AL

SK 692 50 AL

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 692 50 AL

Datasheet

SK 692 - Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.984" (25.00mm) - 1.102" (28.00mm) 8.93W @ 80°C 2.48°C/W 8.96°C/W Aluminum -
SK 609 94 AL

SK 609 94 AL

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 609 94 AL

Datasheet

SK 609 Bulk Active Board Level, Extrusion - - Rectangular 3.701" (94.00mm) 1.181" (30.00mm) - 1.220" (31.00mm) 11.9W @ 80°C 1.86°C/W 6.72°C/W Aluminum -
SK 451 84 AL

SK 451 84 AL

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 451 84 AL

Datasheet

SK 451 Bulk Active Board Level, Extrusion - - Rectangular 3.307" (84.00mm) 1.969" (50.00mm) - 1.102" (28.00mm) 15.53W @ 80°C 1.43°C/W 5.15°C/W Aluminum -
SK 181 50 SA

SK 181 50 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 181 50 SA

Datasheet

SK 181 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.969" (50.00mm) - 0.787" (20.00mm) 22.86W @ 80°C 1.08°C/W 3.5°C/W Aluminum Black Anodized
SK 02 37,5 AL

SK 02 37,5 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 02 37,5 AL

Datasheet

SK 02 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 4.528" (115.00mm) - 2.480" (63.00mm) 75W @ 105°C 0.39°C/W 1.4°C/W Aluminum -
SK 68 37,5 ME

SK 68 37,5 ME

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 68 37,5 ME

Datasheet

SK 68 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.811" (46.00mm) - 1.299" (33.00mm) 18.65W @ 80°C 1.21°C/W 4.29°C/W Aluminum Natural Anodized
SK 576 100 AL

SK 576 100 AL

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 576 100 AL

Datasheet

SK 576 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 0.984" (25.00mm) - 1.772" (45.00mm) 17.02W @ 80°C 1.3°C/W 4.7°C/W Aluminum -
SK 18 50 SA TO 3

SK 18 50 SA TO 3

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 18 50 SA TO 3

Datasheet

SK 18 Bulk Active Board Level, Extrusion TO-3 - Rectangular 1.969" (50.00mm) 2.559" 65.00mm) - 0.845" (24.00mm) 29.09W @ 80°C 0.85°C/W 2.75°C/W Aluminum Black Anodized
SK 18 50 ME TO 3

SK 18 50 ME TO 3

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 18 50 ME TO 3

Datasheet

SK 18 Bulk Active Board Level, Extrusion TO-3 - Rectangular 1.969" (50.00mm) 2.559" 65.00mm) - 0.845" (24.00mm) 26.4W @ 80°C 0.85°C/W 3.03°C/W Aluminum Natural Anodized
SK 181 50 ME

SK 181 50 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 181 50 ME

Datasheet

SK 181 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.969" (50.00mm) - 0.787" (20.00mm) 20.78W @ 80°C 1.08°C/W 3.85°C/W Aluminum Natural Anodized
SK 68 37,5 SA

SK 68 37,5 SA

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 68 37,5 SA

Datasheet

SK 68 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.811" (46.00mm) - 1.299" (33.00mm) 20.51W @ 80°C 1.21°C/W 3.9°C/W Aluminum Black Anodized
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