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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 481 50 AL

SK 481 50 AL

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 481 50 AL

Datasheet

SK 481 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.181" (30.00mm) - 1.772" (45.00mm) 21.62W @ 80°C 1.02°C/W 3.7°C/W Aluminum -
SK 489 37,5 SA

SK 489 37,5 SA

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 489 37,5 SA

Datasheet

SK 489 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.159" (29.44mm) - 1.772" (45.00mm) 22.86W @ 80°C 1.08°C/W 3.5°C/W Aluminum Black Anodized
SK 454 75 AL

SK 454 75 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 454 75 AL

Datasheet

SK 454 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 0.844" (21.45mm) - 0.748" (19.00mm) 10.5W @ 80°C 2.11°C/W 7.62°C/W Aluminum -
SK 31 50 SA CB TO 3

SK 31 50 SA CB TO 3

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 31 50 SA CB TO 3

Datasheet

SK 31 Bulk Active Board Level, Extrusion TO-3 - Rectangular 1.969" (50.00mm) 1.969" (50.00mm) - 0.472" (12.00mm) 14.81W @ 80°C 1.67°C/W 5.4°C/W Aluminum Black Anodized
SK 182 50 SA

SK 182 50 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 182 50 SA

Datasheet

SK 182 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 3.504" (89.00mm) - 0.394" (10.00mm) 23.19W @ 80°C 1.07°C/W 3.45°C/W Aluminum Black Anodized
SK 31 50 ME CB SOT 32

SK 31 50 ME CB SOT 32

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 31 50 ME CB SOT 32

Datasheet

SK 31 Bulk Active Board Level, Extrusion SOT-32 - Rectangular 1.969" (50.00mm) 1.969" (50.00mm) - 0.472" (12.00mm) 13.47W @ 80°C 1.67°C/W 5.94°C/W Aluminum Natural Anodized
SK 65 37,5 SA

SK 65 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 65 37,5 SA

Datasheet

SK 65 - Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 2.126" (54.00mm) - 0.886" (22.50mm) 22.22W @ 80°C 1.12°C/W 3.6°C/W Aluminum Black Anodized
SK 112 37,5 AL

SK 112 37,5 AL

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 112 37,5 AL

Datasheet

SK 112 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.811" (46.00mm) - 1.299" (33.00mm) 23.05W @ 80°C 0.96°C/W 3.47°C/W Aluminum -
SK 48 75 AL

SK 48 75 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 48 75 AL

Datasheet

SK 48 Bulk Active Board Level, Extrusion - - 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 31 50 ME CB TO 66

SK 31 50 ME CB TO 66

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 31 50 ME CB TO 66

Datasheet

SK 31 Bulk Active Board Level, Extrusion TO-66 - Rectangular 1.969" (50.00mm) 1.969" (50.00mm) - 0.472" (12.00mm) 13.47W @ 80°C 1.67°C/W 5.94°C/W Aluminum Natural Anodized
SK 31 50 SA CB SOT 32

SK 31 50 SA CB SOT 32

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 31 50 SA CB SOT 32

Datasheet

SK 31 Bulk Active Board Level, Extrusion SOT-32 - Rectangular 1.969" (50.00mm) 1.969" (50.00mm) - 0.472" (12.00mm) 14.81W @ 80°C 1.67°C/W 5.4°C/W Aluminum Black Anodized
SK 182 50 ME

SK 182 50 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 182 50 ME

Datasheet

SK 182 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 3.504" (89.00mm) - 0.394" (10.00mm) 21.05W @ 80°C 1.07°C/W 3.8°C/W Aluminum Natural Anodized
SK 549 100 ME

SK 549 100 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 549 100 ME

Datasheet

SK 549 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.378" (35.00mm) - 0.394" (10.00mm) 12.12W @ 80°C 1.86°C/W 6.6°C/W Aluminum Natural Anodized
SK 31 50 SA CB SOT 9

SK 31 50 SA CB SOT 9

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 31 50 SA CB SOT 9

Datasheet

SK 31 Bulk Active Board Level, Extrusion SOT-9 - Rectangular 1.969" (50.00mm) 1.969" (50.00mm) - 0.472" (12.00mm) 14.81W @ 80°C 1.67°C/W 5.4°C/W Aluminum Black Anodized
SK 701 84 AL

SK 701 84 AL

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 701 84 AL

Datasheet

SK 701 Bulk Active Board Level, Extrusion - - Rectangular 3.307" (84.00mm) 0.591" (15.00mm) - 0.984" (25.00mm) 9.04W @ 80°C 2.45°C/W 8.85°C/W Aluminum -
SK 549 100 SA

SK 549 100 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 549 100 SA

Datasheet

SK 549 - Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.378" (35.00mm) - 0.394" (10.00mm) 13.33W @ 80°C 1.86°C/W 6°C/W Aluminum Black Anodized
SK 31 50 ME CB SOT 9

SK 31 50 ME CB SOT 9

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 31 50 ME CB SOT 9

Datasheet

SK 31 Bulk Active Board Level, Extrusion SOT-9 - Rectangular 1.969" (50.00mm) 1.969" (50.00mm) - 0.472" (12.00mm) 13.47W @ 80°C 1.67°C/W 5.94°C/W Aluminum Natural Anodized
SK 178 100 AL

SK 178 100 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 178 100 AL

Datasheet

SK 178 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.358" (34.50mm) - 0.650" (16.50mm) 13.22W @ 80°C 1.67°C/W 6.05°C/W Aluminum -
SK 31 50 ME CB TO 3

SK 31 50 ME CB TO 3

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 31 50 ME CB TO 3

Datasheet

SK 31 Bulk Active Board Level, Extrusion TO-3 - Rectangular 1.969" (50.00mm) 1.969" (50.00mm) - 0.472" (12.00mm) 13.47W @ 80°C 1.67°C/W 5.94°C/W Aluminum Natural Anodized
SK 633 75 AL

SK 633 75 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 633 75 AL

Datasheet

SK 633 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 0.748" (19.00mm) - 0.551" (14.00mm) 4.79W @ 80°C 4.62°C/W 16.69°C/W Aluminum -
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