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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 621 150 SA

    SK 621 150 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 621 150 SA

    Datasheet

    SK 621 Bulk Active Board Level, Extrusion - - Rectangular 5.906" (150.00mm) 16.772" (426.00mm) - 2.264" (57.50mm) 262.5W @ 105°C 0.124°C/W 0.4°C/W Aluminum Black Anodized
    SK 510 1000 AL

    SK 510 1000 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 510 1000 AL

    Datasheet

    SK 510 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 6.299" (160.00mm) - 1.969" (50.00mm) 116.67W @ 105°C 0.25°C/W 0.9°C/W Aluminum -
    SK 429 1000 SA

    SK 429 1000 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 429 1000 SA

    Datasheet

    SK 429 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 2.126" (54.00mm) - 2.165" (55.00mm) 45.71W @ 80°C 0.54°C/W 1.75°C/W Aluminum Black Anodized
    SK 429 1000 ME

    SK 429 1000 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 429 1000 ME

    Datasheet

    SK 429 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 2.126" (54.00mm) - 2.165" (55.00mm) 41.45W @ 80°C 0.54°C/W 1.93°C/W Aluminum Natural Anodized
    SK 442 1000 AL

    SK 442 1000 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 442 1000 AL

    Datasheet

    SK 442 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 4.724" (120.00mm) - 1.575" (40.00mm) 62.5W @ 105°C 0.46°C/W 1.68°C/W Aluminum -
    SK 698 200 AL

    SK 698 200 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 698 200 AL

    Datasheet

    SK 698 Bulk Active Board Level, Extrusion - - Rectangular 7.784" (200.00mm) 9.449" (240.00mm) - 4.409" (112.00mm) 238.64W @ 105°C 0.12°C/W 0.44°C/W Aluminum -
    SK 44 1000 ME

    SK 44 1000 ME

    Extruded Heatsink for PCB mounti

    Fischer Elektronik

    1,000
    RFQ
    SK 44 1000 ME

    Datasheet

    SK 44 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 6.260" (159.00mm) - 0.591" (15.00mm) 47.73W @ 105°C 0.62°C/W 2.2°C/W Aluminum Natural Anodized
    SK 44 1000 SA

    SK 44 1000 SA

    Extruded Heatsink for PCB mounti

    Fischer Elektronik

    1,000
    RFQ
    SK 44 1000 SA

    Datasheet

    SK 44 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 6.260" (159.00mm) - 0.591" (15.00mm) 52.5W @ 105°C 0.62°C/W 2°C/W Aluminum Black Anodized
    SK 135 1000 ME

    SK 135 1000 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 135 1000 ME

    Datasheet

    SK 135 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 3.228" (82.00mm) - 2.712" (69.00mm) 52.29W @ 80°C 0.43°C/W 1.53°C/W Aluminum Natural Anodized
    SK 135 1000 SA

    SK 135 1000 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 135 1000 SA

    Datasheet

    SK 135 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 3.228" (82.00mm) - 2.712" (69.00mm) 57.55W @ 80°C 0.43°C/W 1.39°C/W Aluminum Black Anodized
    SK 624 1000 ME

    SK 624 1000 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 624 1000 ME

    Datasheet

    SK 624 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 3.543" (90.00mm) - 0.669" (17.00mm) 33.06W @ 80°C 0.68°C/W 2.42°C/W Aluminum Natural Anodized
    SK 624 1000 SA

    SK 624 1000 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 624 1000 SA

    Datasheet

    SK 624 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 3.543" (90.00mm) - 0.669" (17.00mm) 36.36W @ 80°C 0.68°C/W 2.2°C/W Aluminum Black Anodized
    SK 662 1000 ME

    SK 662 1000 ME

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 662 1000 ME

    Datasheet

    SK 662 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 1.575" (40.00mm) - 2.953" (75.00mm) 25.08W @ 80°C 0.90°C/W 3.19°C/W Aluminum Natural Anodized
    SK 662 1000 SA

    SK 662 1000 SA

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 662 1000 SA

    Datasheet

    SK 662 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 1.575" (40.00mm) - 2.953" (75.00mm) 27.59W @ 80°C 0.90°C/W 2.9°C/W Aluminum Black Anodized
    SK 83 1000 SA

    SK 83 1000 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 83 1000 SA

    Datasheet

    SK 83 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 3.461" (87.90mm) - 2.756" (70.00mm) 88.89W @ 80°C 0.28°C/W 0.9°C/W Aluminum Black Anodized
    SK 83 1000 ME

    SK 83 1000 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 83 1000 ME

    Datasheet

    SK 83 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 3.461" (87.90mm) - 2.756" (70.00mm) 80.81W @ 80°C 0.28°C/W 0.99°C/W Aluminum Natural Anodized
    SK 94 1000 SA

    SK 94 1000 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 94 1000 SA

    Datasheet

    SK 94 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 7.784" (200.00mm) - 0.984" (25.00mm) 84W @ 105°C 0.39°C/W 1.25°C/W Aluminum Black Anodized
    SK 94 1000 ME

    SK 94 1000 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 94 1000 ME

    Datasheet

    SK 94 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 7.784" (200.00mm) - 0.984" (25.00mm) 76.09W @ 105°C 0.39°C/W 1.38°C/W Aluminum Natural Anodized
    SK 411 1000 AL

    SK 411 1000 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 411 1000 AL

    Datasheet

    SK 411 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 4.587" (116.50mm) - 1.969" (50.00mm) 85.37W @ 105°C 0.34°C/W 1.23°C/W Aluminum -
    SK 157 150 ME

    SK 157 150 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 157 150 ME

    Datasheet

    SK 157 Bulk Active Board Level, Extrusion - - Rectangular 5.906" (150.00mm) 11.811" (300.00mm) - 3.268" (83.00mm) 233.33W @ 105°C 0.13°C/W 0.45°C/W Aluminum Natural Anodized
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