Heat Sinks

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
FK 224 MI 218 1 TO 218

FK 224 MI 218 1 TO 218

Fans, Blower, Thermal Management

Fischer Elektronik

1,000
RFQ
FK 224 MI 218 1 TO 218

Datasheet

FK 224 Bulk Active Board Level TO-218 Clip and Locking Pin, Solderable Rectangular 1.157" (29.40mm) 0.984" (25.00mm) - 0.276" (7.00mm) 4.4W - 18.00°C/W Aluminum -
SK 480 37,5 AL

SK 480 37,5 AL

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ

-

SK 480 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.102" (28.00mm) - 0.407" (10.34mm) 8.5W @ 80°C 2.6°C/W 9.41°C/W Aluminum -
SK 574 25 AL

SK 574 25 AL

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ

-

SK 574 Bulk Active Board Level, Extrusion - - Rectangular 0.984" (25.00mm) 1.273" (32.34mm) - 1.102" (28.00mm) 16.81W @ 80°C 1.32°C/W 4.76°C/W Aluminum -
SK 513 50 AL

SK 513 50 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ

-

SK 513 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.575" (40.00mm) - 0.394" (10.00mm) 6.74W @ 80°C 3.29°C/W 11.87°C/W Aluminum -
SK 559 37,5 ME

SK 559 37,5 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ

-

SK 559 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.906" (23.00mm) - 0.484" (12.30mm) 7.99W @ 80°C 2.82°C/W 10.01°C/W Aluminum Natural Anodized
SK 558 100 AL

SK 558 100 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ

-

SK 558 - Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 0.551" (14.00mm) - 0.551" (14.00mm) 8.93W @ 80°C 2.48°C/W 8.96°C/W Aluminum -
SK 443 100 AL

SK 443 100 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 443 100 AL

Datasheet

SK 443 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.185" (30.10mm) - 0.492" (12.50mm) 6.8W @ 80°C 3.26°C/W 11.76°C/W Aluminum -
SK 443 37,5 ME

SK 443 37,5 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 443 37,5 ME

Datasheet

SK 443 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.185" (30.10mm) - 0.492" (12.50mm) 6.93W @ 80°C 3.26°C/W 11.55°C/W Aluminum Natural Anodized
SK 674 50 AL

SK 674 50 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ

-

SK 674 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.250" (6.35mm) - 0.189" (4.80mm) 2.55W @ 80°C 8.68°C/W 31.36°C/W Aluminum -
SK 477 50 SA

SK 477 50 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ

-

SK 477 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.906" (23.00mm) - 0.236" (6.00mm) 4.1W @ 80°C 6.04°C/W 19.5°C/W Aluminum Black Anodized
SK 646 37,5 SA

SK 646 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ

-

SK 646 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.394" (10.00mm) - 0.236" (6.00mm) 2.86W @ 80°C 8.68°C/W 28°C/W Aluminum Black Anodized
SK 559 37,5 SA

SK 559 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ

-

SK 559 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.906" (23.00mm) - 0.484" (12.30mm) 8.79W @ 80°C 2.82°C/W 9.1°C/W Aluminum Black Anodized
SK 469 37,5 SA

SK 469 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ

-

SK 469 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.534" (13.50mm) - 0.600" (15.24mm) 9.41W @ 80°C 2.64°C/W 8.5°C/W Aluminum Black Anodized
SK 443 37,5 SA

SK 443 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 443 37,5 SA

Datasheet

SK 443 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.185" (30.10mm) - 0.492" (12.50mm) 7.62W @ 80°C 3.26°C/W 10.5°C/W Aluminum Black Anodized
SK 477 50 ME

SK 477 50 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ

-

SK 477 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.906" (23.00mm) - 0.236" (6.00mm) 3.73W @ 80°C 6.04°C/W 21.45°C/W Aluminum Natural Anodized
SK 469 37,5 ME

SK 469 37,5 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ

-

SK 469 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.534" (13.50mm) - 0.600" (15.24mm) 8.56W @ 80°C 2.64°C/W 9.35°C/W Aluminum Natural Anodized
SK 646 37,5 ME

SK 646 37,5 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ

-

SK 646 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.394" (10.00mm) - 0.236" (6.00mm) 2.6W @ 80°C 8.68°C/W 30.8°C/W Aluminum Natural Anodized
FK 245 MI 247 O TO 248

FK 245 MI 247 O TO 248

Fans, Blower, Thermal Management

Fischer Elektronik

1,000
RFQ
FK 245 MI 247 O TO 248

Datasheet

FK 245 Bulk Active Board Level TO-248 Clip Rectangular 1.063" (27.00mm) 0.787" (20.00mm) - 0.331" (8.40mm) 4.0W - 20.20°C/W Copper -
FK 245 MI 247 O TO 247

FK 245 MI 247 O TO 247

Fans, Blower, Thermal Management

Fischer Elektronik

1,000
RFQ
FK 245 MI 247 O TO 247

Datasheet

FK 245 Bulk Active Board Level TO-247 Clip Rectangular 1.063" (27.00mm) 0.787" (20.00mm) - 0.331" (8.40mm) 4.0W - 20.20°C/W Copper -
FK 245 MI 247 O TO 220

FK 245 MI 247 O TO 220

Fans, Blower, Thermal Management

Fischer Elektronik

1,000
RFQ
FK 245 MI 247 O TO 220

Datasheet

FK 245 Bulk Active Board Level TO-220 Clip Rectangular 1.063" (27.00mm) 0.787" (20.00mm) - 0.331" (8.40mm) 4.0W - 20.20°C/W Copper -
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