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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 649 100 SA

    SK 649 100 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 649 100 SA

    Datasheet

    SK 649 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 2.441" (62.00mm) - 0.827" (21.00mm) 21.33W @ 80°C 1.16°C/W 3.75°C/W Aluminum Black Anodized
    SK 64 75 SA 1 x M3 TO 3 P

    SK 64 75 SA 1 x M3 TO 3 P

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 64 75 SA 1 x M3 TO 3 P

    Datasheet

    SK 64 Bulk Active Board Level, Extrusion TO-3-P - Rectangular 2.953" (75.00mm) 2.756" (70.00mm) - 0.984" (25.00mm) 29.63W @ 80°C 0.84°C/W 2.7°C/W Aluminum Black Anodized
    SK 589 75 ME

    SK 589 75 ME

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 589 75 ME

    Datasheet

    SK 589 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 1.299" (33.00mm) - 2.618" (66.50mm) 21.39W @ 80°C 1.05°C/W 3.74°C/W Aluminum Natural Anodized
    SK 64 75 ME 1 x M3 TO 3 P

    SK 64 75 ME 1 x M3 TO 3 P

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 64 75 ME 1 x M3 TO 3 P

    Datasheet

    SK 64 Bulk Active Board Level, Extrusion TO-3-P - Rectangular 2.953" (75.00mm) 2.756" (70.00mm) - 0.984" (25.00mm) 26.94W @ 80°C 0.84°C/W 2.97°C/W Aluminum Natural Anodized
    SK 589 75 SA

    SK 589 75 SA

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 589 75 SA

    Datasheet

    SK 589 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 1.299" (33.00mm) - 2.618" (66.50mm) 23.53W @ 80°C 1.05°C/W 3.4°C/W Aluminum Black Anodized
    SK 64 75 SA 1 x M3 TO 220

    SK 64 75 SA 1 x M3 TO 220

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 64 75 SA 1 x M3 TO 220

    Datasheet

    SK 64 Bulk Active Board Level, Extrusion TO-220 - Rectangular 2.953" (75.00mm) 2.756" (70.00mm) - 0.984" (25.00mm) 29.63W @ 80°C 0.84°C/W 2.7°C/W Aluminum Black Anodized
    SK DC 14 37 20 SA

    SK DC 14 37 20 SA

    Extruded Heatsink for DC/DC Conv

    Fischer Elektronik

    1,000
    RFQ
    SK DC 14 37 20 SA

    Datasheet

    SK DC Bulk Active Board Level, Extrusion - - Rectangular 2.283" (58.00mm) 2.283" (58.00mm) - 0.787" (20.00mm) 13.33W @ 80°C 1.3°C/W 6°C/W Aluminum Black Anodized
    SK 44 100 AL

    SK 44 100 AL

    Extruded Heatsink for PCB mounti

    Fischer Elektronik

    1,000
    RFQ
    SK 44 100 AL

    Datasheet

    SK 44 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 6.260" (159.00mm) - 0.591" (15.00mm) 46.88W @ 105°C 0.62°C/W 2.24°C/W Aluminum -
    SK 88 75 AL

    SK 88 75 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 88 75 AL

    Datasheet

    SK 88 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 3.937" (100.00mm) - 1.969" (50.00mm) 67.8W @ 80°C 0.33°C/W 1.18°C/W Aluminum -
    SK 45 100 SA CB TO 3

    SK 45 100 SA CB TO 3

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 45 100 SA CB TO 3

    Datasheet

    SK 45 Bulk Active Board Level, Extrusion TO-3 - Rectangular 3.937" (100.00mm) 3.110" (79.00mm) - 0.591" (15.00mm) 22.86W @ 80°C 1.08°C/W 3.5°C/W Aluminum Black Anodized
    SK 59 37,5 ME TO 220

    SK 59 37,5 ME TO 220

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 59 37,5 ME TO 220

    Datasheet

    SK 59 Bulk Active Board Level, Extrusion TO-220 - Rectangular 1.476" (37.50mm) 1.681" (42.70mm) - 0.492" (12.50mm) 12.12W @ 80°C 1.86°C/W 6.6°C/W Aluminum Natural Anodized
    SK 45 100 SA CB SOT 9

    SK 45 100 SA CB SOT 9

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 45 100 SA CB SOT 9

    Datasheet

    SK 45 Bulk Active Board Level, Extrusion SOT-9 - Rectangular 3.937" (100.00mm) 3.110" (79.00mm) - 0.591" (15.00mm) 22.86W @ 80°C 1.08°C/W 3.5°C/W Aluminum Black Anodized
    SK 01 75 SA TO 3

    SK 01 75 SA TO 3

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 01 75 SA TO 3

    Datasheet

    SK 01 Bulk Active Board Level, Extrusion TO-3 - Rectangular 2.953" (75.00mm) 4.520" (114.80mm) - 1.024" (26.00mm) 42W @ 105°C 0.78°C/W 2.5°C/W Aluminum Black Anodized
    SK 45 100 SA CB SOT 32

    SK 45 100 SA CB SOT 32

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 45 100 SA CB SOT 32

    Datasheet

    SK 45 Bulk Active Board Level, Extrusion SOT-32 - Rectangular 3.937" (100.00mm) 3.110" (79.00mm) - 0.591" (15.00mm) 22.86W @ 80°C 1.08°C/W 3.5°C/W Aluminum Black Anodized
    SK 45 100 ME CB TO 66

    SK 45 100 ME CB TO 66

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 45 100 ME CB TO 66

    Datasheet

    SK 45 Bulk Active Board Level, Extrusion TO-66 - Rectangular 3.937" (100.00mm) 3.110" (79.00mm) - 0.591" (15.00mm) 20.78W @ 80°C 1.08°C/W 3.85°C/W Aluminum Natural Anodized
    SK 45 100 ME CB SOT 32

    SK 45 100 ME CB SOT 32

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 45 100 ME CB SOT 32

    Datasheet

    SK 45 Bulk Active Board Level, Extrusion SOT-32 - Rectangular 3.937" (100.00mm) 3.110" (79.00mm) - 0.591" (15.00mm) 20.78W @ 80°C 1.08°C/W 3.85°C/W Aluminum Natural Anodized
    SK 45 100 ME TO 3

    SK 45 100 ME TO 3

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 45 100 ME TO 3

    Datasheet

    SK 45 Bulk Active Board Level, Extrusion TO-3 - Rectangular 3.937" (100.00mm) 3.110" (79.00mm) - 0.591" (15.00mm) 20.78W @ 80°C 1.08°C/W 3.85°C/W Aluminum Natural Anodized
    SK 01 75 ME TO 3

    SK 01 75 ME TO 3

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 01 75 ME TO 3

    Datasheet

    SK 01 Bulk Active Board Level, Extrusion TO-3 - Rectangular 2.953" (75.00mm) 4.520" (114.80mm) - 1.024" (26.00mm) 38.18W @ 105°C 0.78°C/W 2.75°C/W Aluminum Natural Anodized
    SK 45 100 ME CB SOT 9

    SK 45 100 ME CB SOT 9

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 45 100 ME CB SOT 9

    Datasheet

    SK 45 Bulk Active Board Level, Extrusion SOT-9 - Rectangular 3.937" (100.00mm) 3.110" (79.00mm) - 0.591" (15.00mm) 20.78W @ 80°C 1.08°C/W 3.85°C/W Aluminum Natural Anodized
    SK 45 100 ME CB TO 3

    SK 45 100 ME CB TO 3

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 45 100 ME CB TO 3

    Datasheet

    SK 45 Bulk Active Board Level, Extrusion TO-3 - Rectangular 3.937" (100.00mm) 3.110" (79.00mm) - 0.591" (15.00mm) 20.78W @ 80°C 1.08°C/W 3.85°C/W Aluminum Natural Anodized
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