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    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 681 1000 ME

    SK 681 1000 ME

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 681 1000 ME

    Datasheet

    SK 681 - Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 0.650" (16.50mm) - 1.575" (40.00mm) 17.74W @ 80°C 1.27°C/W 4.51°C/W Aluminum Natural Anodized
    SK 501 100 AL

    SK 501 100 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 501 100 AL

    Datasheet

    SK 501 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 11.811" (300.00mm) - 1.575" (40.00mm) 210W @ 105°C 0.14°C/W 0.5°C/W Aluminum -
    SK 479 75 AL

    SK 479 75 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 479 75 AL

    Datasheet

    SK 479 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 15.748" (400.00mm) - 1.575" (40.00mm) 218.75W @ 105°C 0.13°C/W 0.48°C/W Aluminum -
    SK 573 1000 ME

    SK 573 1000 ME

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 573 1000 ME

    Datasheet

    SK 573 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 0.984" (25.00mm) - 1.181" (30.00mm) 18.18W @ 80°C 1.24°C/W 4.4°C/W Aluminum Natural Anodized
    SK 573 1000 SA

    SK 573 1000 SA

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 573 1000 SA

    Datasheet

    SK 573 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 0.984" (25.00mm) - 1.181" (30.00mm) 20W @ 80°C 1.24°C/W 4°C/W Aluminum Black Anodized
    SK 56 75 AL

    SK 56 75 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 56 75 AL

    Datasheet

    SK 56 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 11.811" (300.00mm) - 1.575" (40.00mm) 210W @ 105°C 0.14°C/W 0.5°C/W Aluminum -
    SK 636 1000 SA

    SK 636 1000 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 636 1000 SA

    Datasheet

    SK 636 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 1.299" (33.00mm) - 0.551" (14.00mm) 6.61W @ 80°C 3.75°C/W 12.1°C/W Aluminum Black Anodized
    SK 636 1000 ME

    SK 636 1000 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 636 1000 ME

    Datasheet

    SK 636 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 1.299" (33.00mm) - 0.551" (14.00mm) 6.01W @ 80°C 3.75°C/W 13.31°C/W Aluminum Natural Anodized
    SK 562 1000 ME

    SK 562 1000 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 562 1000 ME

    Datasheet

    SK 562 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 1.378" (35.00mm) - 0.551" (14.00mm) 13.47W @ 80°C 1.67°C/W 5.94°C/W Aluminum Natural Anodized
    SK 562 1000 SA

    SK 562 1000 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 562 1000 SA

    Datasheet

    SK 562 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 1.378" (35.00mm) - 0.551" (14.00mm) 14.81W @ 80°C 1.67°C/W 5.4°C/W Aluminum Black Anodized
    SK 623 50 ME

    SK 623 50 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 623 50 ME

    Datasheet

    SK 623 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 6.850" (174.00mm) - 2.972" (75.50mm) 128.05W @ 105°C 0.23°C/W 0.82°C/W Aluminum Natural Anodized
    SK 623 50 SA

    SK 623 50 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 623 50 SA

    Datasheet

    SK 623 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 6.850" (174.00mm) - 2.972" (75.50mm) 140W @ 105°C 0.23°C/W 0.75°C/W Aluminum Black Anodized
    SK DC 7 1 117 SA

    SK DC 7 1 117 SA

    Extruded Heatsink for DC/DC Conv

    Fischer Elektronik

    1,000
    RFQ
    SK DC 7 1 117 SA

    Datasheet

    SK DC Bulk Active Board Level, Extrusion - - Rectangular 4.606" (117.00mm) 2.460" (62.50mm) - 0.787" (20.00mm) 28.57W @ 80°C 0.9°C/W 2.8°C/W Aluminum Black Anodized
    SK 69 1000 AL

    SK 69 1000 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 69 1000 AL

    Datasheet

    SK 69 Bulk Active Board Level, Extrusion - - Rectangular 39.370" (1000.00mm) 4.744" (120.50mm) - 0.461" (11.70mm) 29.33W @ 105°C 0.99°C/W 3.58°C/W Aluminum -
    SK 61 150 ME

    SK 61 150 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 61 150 ME

    Datasheet

    SK 61 Bulk Active Board Level, Extrusion - - Rectangular 5.906" (150.00mm) 5.630" (143.00mm) - 3.150" (80.00mm) 95.45W @ 105°C 0.31°C/W 1.1°C/W Aluminum Natural Anodized
    SK 61 150 SA

    SK 61 150 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 61 150 SA

    Datasheet

    SK 61 Bulk Active Board Level, Extrusion - - Rectangular 5.906" (150.00mm) 5.630" (143.00mm) - 3.150" (80.00mm) 105W @ 105°C 0.31°C/W 1°C/W Aluminum Black Anodized
    SK 510 150 ME

    SK 510 150 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 510 150 ME

    Datasheet

    SK 510 Bulk Active Board Level, Extrusion - - Rectangular 5.906" (150.00mm) 6.299" (160.00mm) - 1.969" (50.00mm) 119.32W @ 105°C 0.25°C/W 0.88°C/W Aluminum Natural Anodized
    SK 510 150 SA

    SK 510 150 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 510 150 SA

    Datasheet

    SK 510 Bulk Active Board Level, Extrusion - - Rectangular 5.906" (150.00mm) 6.299" (160.00mm) - 1.969" (50.00mm) 131.25W @ 105°C 0.25°C/W 0.8°C/W Aluminum Black Anodized
    SK 446 100 SA

    SK 446 100 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 446 100 SA

    Datasheet

    SK 446 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 11.811" (300.00mm) - 1.063" (27.00mm) 110.53W @ 105°C 0.29°C/W 0.95°C/W Aluminum Black Anodized
    SK 446 100 ME

    SK 446 100 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 446 100 ME

    Datasheet

    SK 446 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 11.811" (300.00mm) - 1.063" (27.00mm) 100.96W @ 105°C 0.29°C/W 1.04°C/W Aluminum Natural Anodized
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