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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 448 20 1 x M3 L TO 220

SK 448 20 1 x M3 L TO 220

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 448 20 1 x M3 L TO 220

Datasheet

SK 448 Bulk Active Board Level, Extrusion TO-220 Screw Rectangular 0.787" (20.00mm) 1.100" (27.95mm) - 0.492" (12.50mm) 6.78W @ 80°C 3.66°C/W 11.8°C/W Aluminum Black Anodized
SK 09 50 AL TO 220

SK 09 50 AL TO 220

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 09 50 AL TO 220

Datasheet

SK 09 Bulk Active Board Level, Extrusion TO-220 - Rectangular 1.969" (50.00mm) 1.142" (29.00mm) - 0.453" (11.50mm) 8.93W @ 80°C 2.48°C/W 8.96°C/W Aluminum -
SK 448 20 1 x M3 L TO 218

SK 448 20 1 x M3 L TO 218

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 448 20 1 x M3 L TO 218

Datasheet

SK 448 Bulk Active Board Level, Extrusion TO-218 Screw Rectangular 0.787" (20.00mm) 1.100" (27.95mm) - 0.492" (12.50mm) 6.78W @ 80°C 3.66°C/W 11.8°C/W Aluminum Black Anodized
SK 448 20 1 x M3 L TO 248

SK 448 20 1 x M3 L TO 248

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 448 20 1 x M3 L TO 248

Datasheet

SK 448 Bulk Active Board Level, Extrusion TO-248 Screw Rectangular 0.787" (20.00mm) 1.100" (27.95mm) - 0.492" (12.50mm) 6.78W @ 80°C 3.66°C/W 11.8°C/W Aluminum Black Anodized
SK 448 20 1 x M3 L TO 247

SK 448 20 1 x M3 L TO 247

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 448 20 1 x M3 L TO 247

Datasheet

SK 448 Bulk Active Board Level, Extrusion TO-247 Screw Rectangular 0.787" (20.00mm) 1.100" (27.95mm) - 0.492" (12.50mm) 6.78W @ 80°C 3.66°C/W 11.8°C/W Aluminum Black Anodized
SK 09 50 AL TO 220 1

SK 09 50 AL TO 220 1

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 09 50 AL TO 220 1

Datasheet

SK 09 Bulk Active Board Level, Extrusion TO-220-1 - Rectangular 1.969" (50.00mm) 1.142" (29.00mm) - 0.453" (11.50mm) 8.93W @ 80°C 2.48°C/W 8.96°C/W Aluminum -
SK 448 20 1 x M3 L TO 3 P

SK 448 20 1 x M3 L TO 3 P

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 448 20 1 x M3 L TO 3 P

Datasheet

SK 448 Bulk Active Board Level, Extrusion TO-3-P Screw Rectangular 0.787" (20.00mm) 1.100" (27.95mm) - 0.492" (12.50mm) 6.78W @ 80°C 3.66°C/W 11.8°C/W Aluminum Black Anodized
SK 505 75 AL

SK 505 75 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 505 75 AL

Datasheet

SK 505 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 3.937" (100.00mm) - 0.591" (15.00mm) 29.74W @ 80°C 0.74°C/W 2.69°C/W Aluminum -
SK 499 75 AL

SK 499 75 AL

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 499 75 AL

Datasheet

SK 499 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 1.996" (50.70mm) - 1.260" (32.00mm) 27.97W @ 80°C 0.79°C/W 2.86°C/W Aluminum -
SK 487 37,5 ME

SK 487 37,5 ME

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 487 37,5 ME

Datasheet

SK 487 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.969" (50.00mm) - 1.102" (28.00mm) 25.97W @ 80°C 0.87°C/W 3.08°C/W Aluminum Natural Anodized
SK 483 37,5 SA

SK 483 37,5 SA

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 483 37,5 SA

Datasheet

SK 483 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 2.244" (57.00mm) - 1.102" (28.00mm) 24.62W @ 80°C 1.01°C/W 3.25°C/W Aluminum Black Anodized
SK 483 37,5 ME

SK 483 37,5 ME

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 483 37,5 ME

Datasheet

SK 483 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 2.244" (57.00mm) - 1.102" (28.00mm) 22.35W @ 80°C 1.01°C/W 3.58°C/W Aluminum Natural Anodized
SK 641 37,5 AL

SK 641 37,5 AL

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 641 37,5 AL

Datasheet

SK 641 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.575" (40.00mm) - 2.205" (56.00mm) 21W @ 80°C 1.05°C/W 3.81°C/W Aluminum -
SK 500 37,5 AL

SK 500 37,5 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 500 37,5 AL

Datasheet

SK 500 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 4.134" (105.00mm) - 1.535" (39.00mm) 48.17W @ 105°C 0.6°C/W 2.18°C/W Aluminum -
SK 487 37,5 SA

SK 487 37,5 SA

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 487 37,5 SA

Datasheet

SK 487 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.969" (50.00mm) - 1.102" (28.00mm) 28.57W @ 80°C 0.87°C/W 2.8°C/W Aluminum Black Anodized
SK 508 50 AL

SK 508 50 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 508 50 AL

Datasheet

SK 508 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 3.937" (100.00mm) - 0.984" (25.00mm) 32.52W @ 80°C 0.68°C/W 2.46°C/W Aluminum -
SK 482 37,5 ME

SK 482 37,5 ME

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 482 37,5 ME

Datasheet

SK 482 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.398" (35.50mm) - 1.378" (35.00mm) 19.14W @ 80°C 1.18°C/W 4.18°C/W Aluminum Natural Anodized
SK 63 75 SA

SK 63 75 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 63 75 SA

Datasheet

SK 63 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 2.559" 65.00mm) - 1.063" (27.00mm) 32W @ 80°C 0.78°C/W 2.5°C/W Aluminum Black Anodized
SK 482 37,5 SA

SK 482 37,5 SA

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 482 37,5 SA

Datasheet

SK 482 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.398" (35.50mm) - 1.378" (35.00mm) 21.05W @ 80°C 1.18°C/W 3.8°C/W Aluminum Black Anodized
SK 63 75 ME

SK 63 75 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 63 75 ME

Datasheet

SK 63 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 2.559" 65.00mm) - 1.063" (27.00mm) 29.09W @ 80°C 0.78°C/W 2.75°C/W Aluminum Natural Anodized
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