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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 676 37,5 AL

SK 676 37,5 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 676 37,5 AL

Datasheet

SK 676 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.472" (12.00mm) - 0.630" (16.00mm) 8.16W @ 80°C 2.71°C/W 9.8°C/W Aluminum -
SK 675 75 AL

SK 675 75 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 675 75 AL

Datasheet

SK 675 - Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 0.744" (18.90mm) - 0.189" (4.80mm) 3.25W @ 80°C 6.82°C/W 24.64°C/W Aluminum -
SK 558 75 ME

SK 558 75 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 558 75 ME

Datasheet

SK 558 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 0.551" (14.00mm) - 0.551" (14.00mm) 9.09W @ 80°C 2.48°C/W 8.8°C/W Aluminum Natural Anodized
SK 448 37,5 ME

SK 448 37,5 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 448 37,5 ME

Datasheet

SK 448 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.100" (27.95mm) - 0.492" (12.50mm) 9.7W @ 80°C 2.33°C/W 8.25°C/W Aluminum Natural Anodized
SK 674 100 AL

SK 674 100 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 674 100 AL

Datasheet

SK 674 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 0.250" (6.35mm) - 0.189" (4.80mm) 2.55W @ 80°C 8.68°C/W 31.36°C/W Aluminum -
SK 587 100 AL

SK 587 100 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 587 100 AL

Datasheet

SK 587 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.181" (30.00mm) - 0.394" (10.00mm) 5.95W @ 80°C 3.72°C/W 13.44°C/W Aluminum -
SK 51 50 AL

SK 51 50 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 51 50 AL

Datasheet

SK 51 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 2.362" (60.00mm) - 0.787" (20.00mm) 18.78W @ 80°C 1.18°C/W 4.26°C/W Aluminum -
SK 558 75 SA

SK 558 75 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 558 75 SA

Datasheet

SK 558 - Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 0.551" (14.00mm) - 0.551" (14.00mm) 10W @ 80°C 2.48°C/W 8°C/W Aluminum Black Anodized
SK 581 100 AL

SK 581 100 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 581 100 AL

Datasheet

SK 581 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.220" (31.00mm) - 0.394" (10.00mm) 5.1W @ 80°C 4.34°C/W 15.68°C/W Aluminum -
SK 31 37,5 AL

SK 31 37,5 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 31 37,5 AL

Datasheet

SK 31 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.969" (50.00mm) - 0.472" (12.00mm) 13.22W @ 80°C 1.67°C/W 6.05°C/W Aluminum -
SK 448 37,5 SA

SK 448 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 448 37,5 SA

Datasheet

SK 448 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.100" (27.95mm) - 0.492" (12.50mm) 10.67W @ 80°C 2.33°C/W 7.5°C/W Aluminum Black Anodized
SK 545 50 AL

SK 545 50 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 545 50 AL

Datasheet

SK 545 - Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 3.150" (80.00mm) - 0.394" (10.00mm) 10.99W @ 80°C 2.217°C/W 7.28°C/W Aluminum -
SK 454 37,5 SA

SK 454 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 454 37,5 SA

Datasheet

SK 454 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.844" (21.45mm) - 0.748" (19.00mm) 11.76W @ 80°C 2.11°C/W 6.8°C/W Aluminum Black Anodized
SK 495 25 AL

SK 495 25 AL

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 495 25 AL

Datasheet

SK 495 Bulk Active Board Level, Extrusion - - Rectangular 0.984" (25.00mm) 1.881" (47.79mm) - 1.299" (33.00mm) 23.81W @ 80°C 0.93°C/W 3.36°C/W Aluminum -
SK 547 37,5 SA

SK 547 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 547 37,5 SA

Datasheet

SK 547 - Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.575" (40.00mm) - 0.394" (10.00mm) 8.16W @ 80°C 3.04°C/W 9.8°C/W Aluminum Black Anodized
SK 551 37,5 SA

SK 551 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 551 37,5 SA

Datasheet

SK 551 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.953" (24.20mm) - 0.484" (12.30mm) 10.53W @ 80°C 2.36°C/W 7.6°C/W Aluminum Black Anodized
SK 454 37,5 ME

SK 454 37,5 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 454 37,5 ME

Datasheet

SK 454 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.844" (21.45mm) - 0.748" (19.00mm) 10.7W @ 80°C 2.11°C/W 7.48°C/W Aluminum Natural Anodized
SK 551 37,5 ME

SK 551 37,5 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 551 37,5 ME

Datasheet

SK 551 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.953" (24.20mm) - 0.484" (12.30mm) 9.57W @ 80°C 2.36°C/W 8.36°C/W Aluminum Natural Anodized
SK 547 37,5 ME

SK 547 37,5 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 547 37,5 ME

Datasheet

SK 547 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.575" (40.00mm) - 0.394" (10.00mm) 7.42W @ 80°C 3.04°C/W 10.78°C/W Aluminum Natural Anodized
FK 250 10 LF PAK TR LF PAK (SOT 669)

FK 250 10 LF PAK TR LF PAK (SOT 669)

Fans, Blower, Thermal Management

Fischer Elektronik

1,000
RFQ
FK 250 10 LF PAK TR LF PAK (SOT 669)

Datasheet

FK 250 Tape & Reel (TR) Active - SOT-669 (LF PAK) - - - - - - - - - - -
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