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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 76 25 TO 220

    SK 76 25 TO 220

    Extruded Heatsink for PCB mounti

    Fischer Elektronik

    1,000
    RFQ
    SK 76 25 TO 220

    Datasheet

    SK 76 - Active Board Level, Extrusion TO-220 - Rectangular 0.984" (25.00mm) 1.260" (32.00mm) - 0.787" (20.00mm) 8W @ 80°C 3.1°C/W 10°C/W Aluminum Black Anodized
    SK 480 37,5 ME

    SK 480 37,5 ME

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 480 37,5 ME

    Datasheet

    SK 480 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.102" (28.00mm) - 0.407" (10.34mm) 8.66W @ 80°C 2.6°C/W 9.24°C/W Aluminum Natural Anodized
    SK 480 37,5 SA

    SK 480 37,5 SA

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 480 37,5 SA

    Datasheet

    SK 480 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.102" (28.00mm) - 0.407" (10.34mm) 9.52W @ 80°C 2.6°C/W 8.4°C/W Aluminum Black Anodized
    SK 549 50 ME

    SK 549 50 ME

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 549 50 ME

    Datasheet

    SK 549 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.378" (35.00mm) - 0.394" (10.00mm) 12.12W @ 80°C 1.86°C/W 6.6°C/W Aluminum Natural Anodized
    SK 485 50 AL

    SK 485 50 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 485 50 AL

    Datasheet

    SK 485 ... Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 2.402" (61.00mm) - 0.350" (8.90mm) 17.86W @ 80°C 1.24°C/W 4.48°C/W Aluminum -
    SK 633 37,5 AL

    SK 633 37,5 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 633 37,5 AL

    Datasheet

    SK 633 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.748" (19.00mm) - 0.551" (14.00mm) 4.79W @ 80°C 4.62°C/W 16.69°C/W Aluminum -
    SK 489 25 AL

    SK 489 25 AL

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 489 25 AL

    Datasheet

    SK 489 Bulk Active Board Level, Extrusion - - Rectangular 0.984" (25.00mm) 1.159" (29.44mm) - 1.772" (45.00mm) 20.41W @ 80°C 1.08°C/W 3.92°C/W Aluminum -
    SK 63 37,5 AL

    SK 63 37,5 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 63 37,5 AL

    Datasheet

    SK 63 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 2.559" 65.00mm) - 1.063" (27.00mm) 28.57W @ 80°C 0.78°C/W 2.8°C/W Aluminum -
    SK 596 75 AL

    SK 596 75 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 596 75 AL

    Datasheet

    SK 596 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 1.772" (45.00mm) - 0.512" (13.00mm) 11.9W @ 80°C 1.86°C/W 6.72°C/W Aluminum -
    SK 549 50 SA

    SK 549 50 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 549 50 SA

    Datasheet

    SK 549 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.378" (35.00mm) - 0.394" (10.00mm) 13.33W @ 80°C 1.86°C/W 6°C/W Aluminum Black Anodized
    SAR255ASX25MM

    SAR255ASX25MM

    EXTRUDED HEATSINK 255MM X 25MM

    Sarnikon

    500
    RFQ
    SAR255ASX25MM

    Datasheet

    255AS Box Active Board Level TO-220 PC Pin Rectangular, Fins 0.984" (25.00mm) 1.378" (35.00mm) - 0.500" (12.70mm) - - - Aluminum Black Anodized
    FK 244 08 D PAK TR DPAK (TO-252)

    FK 244 08 D PAK TR DPAK (TO-252)

    Fans, Blower, Thermal Management

    Fischer Elektronik

    10,000
    RFQ
    FK 244 08 D PAK TR DPAK (TO-252)

    Datasheet

    FK 244 Tape & Reel (TR) Active Board Level DPAK (TO-252) Solderable Feet Rectangular 0.315" (8.00mm) 0.906" (23.00mm) - - 2.5W - 31.50°C/W Copper -
    FK 244 08 D PAK TR TO-252 (DPAK)

    FK 244 08 D PAK TR TO-252 (DPAK)

    Fans, Blower, Thermal Management

    Fischer Elektronik

    10,000
    RFQ
    FK 244 08 D PAK TR TO-252 (DPAK)

    Datasheet

    FK 244 Tape & Reel (TR) Active Board Level TO-252 (DPAK) Solderable Feet Rectangular 0.315" (8.00mm) 0.906" (23.00mm) - - 2.5W - 31.50°C/W Copper -
    FK 244 08 D2 PAK TR D2PAK (TO-263)

    FK 244 08 D2 PAK TR D2PAK (TO-263)

    Fans, Blower, Thermal Management

    Fischer Elektronik

    10,000
    RFQ
    FK 244 08 D2 PAK TR D2PAK (TO-263)

    Datasheet

    FK 244 Tape & Reel (TR) Active Board Level D²PAK (TO-263) Solderable Feet Rectangular 0.315" (8.00mm) 1.024" (26.00mm) - - 2.7W - 29.30°C/W Copper -
    FK 244 08 D2 PAK TR TO-263 (D2PAK)

    FK 244 08 D2 PAK TR TO-263 (D2PAK)

    Fans, Blower, Thermal Management

    Fischer Elektronik

    10,000
    RFQ
    FK 244 08 D2 PAK TR TO-263 (D2PAK)

    Datasheet

    FK 244 Tape & Reel (TR) Active Board Level TO-263 (D²PAK) Solderable Feet Rectangular 0.315" (8.00mm) 1.024" (26.00mm) - - 2.7W - 29.30°C/W Copper -
    FK 251 10 LF PAK TR LF PAK (SOT 669)

    FK 251 10 LF PAK TR LF PAK (SOT 669)

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 251 10 LF PAK TR LF PAK (SOT 669)

    Datasheet

    FK 251 Tape & Reel (TR) Active - SOT-669 (LF PAK) - - - - - - - - - - -
    FK 251 10 LF PAK TR SOT 669 (LF PAK)

    FK 251 10 LF PAK TR SOT 669 (LF PAK)

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 251 10 LF PAK TR SOT 669 (LF PAK)

    Datasheet

    FK 251 Tape & Reel (TR) Active Board Level SOT-669 (LF PAK) Solderable Feet Rectangular 0.512" (13.00mm) 0.591" (15.00mm) - - 3.3W - 24.00°C/W Copper -
    SK 471 75 SA

    SK 471 75 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 471 75 SA

    Datasheet

    SK 471 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 1.378" (35.00mm) - 0.236" (6.00mm) 6.06W @ 80°C 4.09°C/W 13.2°C/W Aluminum Black Anodized
    SK 496 100 AL

    SK 496 100 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 496 100 AL

    Datasheet

    SK 496 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 0.394" (10.00mm) - 0.236" (6.00mm) 2.55W @ 80°C 8.68°C/W 31.36°C/W Aluminum -
    SK 514 25 AL

    SK 514 25 AL

    Extruded Heatsink for lock-in re

    Fischer Elektronik

    1,000
    RFQ
    SK 514 25 AL

    Datasheet

    SK 514 Bulk Active Board Level, Extrusion - - Rectangular 0.984" (25.00mm) 1.181" (30.00mm) - 2.047" (52.00mm) 25.48W @ 80°C 0.87°C/W 3.14°C/W Aluminum -
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