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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 470 37,5 ME

    SK 470 37,5 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 470 37,5 ME

    Datasheet

    SK 470 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.465" (11.80mm) - 0.315" (8.00mm) 3.67W @ 80°C 6.14°C/W 21.78°C/W Aluminum Natural Anodized
    SK 470 37,5 SA

    SK 470 37,5 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 470 37,5 SA

    Datasheet

    SK 470 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.465" (11.80mm) - 0.315" (8.00mm) 4.04W @ 80°C 6.14°C/W 19.8°C/W Aluminum Black Anodized
    SK 481 25 AL

    SK 481 25 AL

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 481 25 AL

    Datasheet

    SK 481 Bulk Active Board Level, Extrusion - - Rectangular 0.984" (25.00mm) 1.181" (30.00mm) - 1.772" (45.00mm) 21.62W @ 80°C 1.02°C/W 3.7°C/W Aluminum -
    SK 511 100 AL

    SK 511 100 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 511 100 AL

    Datasheet

    SK 511 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.772" (45.00mm) - 0.236" (6.00mm) 6.21W @ 80°C 3.56°C/W 12.88°C/W Aluminum -
    SK 496 75 SA

    SK 496 75 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 496 75 SA

    Datasheet

    SK 496 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 0.394" (10.00mm) - 0.236" (6.00mm) 2.86W @ 80°C 8.68°C/W 28°C/W Aluminum Black Anodized
    SK 452 37,5 ME

    SK 452 37,5 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 452 37,5 ME

    Datasheet

    SK 452 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.142" (29.00mm) - 0.984" (25.00mm) 10.7W @ 80°C 2.11°C/W 7.48°C/W Aluminum Natural Anodized
    SK 09 37,5 SA TO 220 1

    SK 09 37,5 SA TO 220 1

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 09 37,5 SA TO 220 1

    Datasheet

    SK 09 Bulk Active Board Level, Extrusion TO-220-1 - Rectangular 1.476" (37.50mm) 1.142" (29.00mm) - 0.453" (11.50mm) 10W @ 80°C 2.48°C/W 8°C/W Aluminum Black Anodized
    SK 548 50 SA

    SK 548 50 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 548 50 SA

    Datasheet

    SK 548 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.969" (50.00mm) - 0.394" (10.00mm) 13.11W @ 80°C 1.89°C/W 6.1°C/W Aluminum Black Anodized
    SK 496 75 ME

    SK 496 75 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 496 75 ME

    Datasheet

    SK 496 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 0.394" (10.00mm) - 0.236" (6.00mm) 2.6W @ 80°C 8.68°C/W 30.8°C/W Aluminum Natural Anodized
    SK 652 50 AL

    SK 652 50 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 652 50 AL

    Datasheet

    SK 652 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.827" (21.00mm) - 0.394" (10.00mm) 4.08W @ 80°C 5.43°C/W 19.6°C/W Aluminum -
    SK 548 50 ME

    SK 548 50 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 548 50 ME

    Datasheet

    SK 548 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.969" (50.00mm) - 0.394" (10.00mm) 11.92W @ 80°C 1.89°C/W 6.71°C/W Aluminum Natural Anodized
    SK 560 100 AL

    SK 560 100 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 560 100 AL

    Datasheet

    SK 560 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 1.063" (27.00mm) - 0.551" (14.00mm) 11.16W @ 80°C 1.98°C/W 7.17°C/W Aluminum -
    SK 558 50 AL

    SK 558 50 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 558 50 AL

    Datasheet

    SK 558 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.551" (14.00mm) - 0.551" (14.00mm) 8.93W @ 80°C 2.48°C/W 8.96°C/W Aluminum -
    SK 634 50 AL

    SK 634 50 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 634 50 AL

    Datasheet

    SK 634 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.299" (33.00mm) - 0.236" (6.00mm) 5.22W @ 80°C 4.25°C/W 15.34°C/W Aluminum -
    FK 219 CB 3 MI TO 220

    FK 219 CB 3 MI TO 220

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 219 CB 3 MI TO 220

    Datasheet

    FK 219 Bulk Active Board Level TO-220 Clip and Locking Pin, Solderable Rectangular 2.189" (55.60mm) 1.382" (35.10mm) - 0.225" (5.71mm) 5.7W - 14.00°C/W Aluminum -
    SK 690 50 ME

    SK 690 50 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 690 50 ME

    Datasheet

    SK 690 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.472" (12.00mm) - 0.709" (18.00mm) 8.08W @ 80°C 2.79°C/W 9.9°C/W Aluminum Natural Anodized
    SK 690 50 SA

    SK 690 50 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 690 50 SA

    Datasheet

    SK 690 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.472" (12.00mm) - 0.709" (18.00mm) 8.89W @ 80°C 2.79°C/W 9°C/W Aluminum Black Anodized
    FK 242 SA 220 VL TO 220

    FK 242 SA 220 VL TO 220

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 242 SA 220 VL TO 220

    Datasheet

    FK 242 Bulk Active Board Level, Vertical TO-220 Clip and Solder Pin Rectangular 0.975" (24.77mm) 0.571" (14.50mm) - 0.469" (11.90mm) 3.1W - 26.00°C/W Aluminum -
    FK 242 SA 220 V TO 220

    FK 242 SA 220 V TO 220

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 242 SA 220 V TO 220

    Datasheet

    FK 242 Bulk Active Board Level, Vertical TO-220 Clip and Solder Pin Rectangular 0.975" (24.77mm) 0.571" (14.50mm) - 0.469" (11.90mm) 3.1W - 26.00°C/W Aluminum -
    SK 674 100 SA

    SK 674 100 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 674 100 SA

    Datasheet

    SK 674 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 0.250" (6.35mm) - 0.189" (4.80mm) 2.86W @ 80°C 8.68°C/W 28°C/W Aluminum Black Anodized
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