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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 400 50 AL

    SK 400 50 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 400 50 AL

    Datasheet

    SK 400 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.299" (33.00mm) - 0.394" (10.00mm) 10.35W @ 80°C 2.14°C/W 7.73°C/W Aluminum -
    SK 509 50 AL

    SK 509 50 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 509 50 AL

    Datasheet

    SK 509 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.417" (36.00mm) - 0.484" (12.30mm) 12.99W @ 80°C 1.7°C/W 6.16°C/W Aluminum -
    SAR52ASX40MM

    SAR52ASX40MM

    EXTRUDED HEATSINK 27X40MM

    Sarnikon

    500
    RFQ
    SAR52ASX40MM

    Datasheet

    52AS Bulk Active Board Level TO-220 PC Pin Rectangular, Fins 1.575" (40.00mm) 1.063" (27.00mm) - 0.512" (13.00mm) - - - Aluminum Black Anodized
    SK 470 35 STS SOT 32

    SK 470 35 STS SOT 32

    Extruded Heatsink for PCB mounti

    Fischer Elektronik

    1,000
    RFQ
    SK 470 35 STS SOT 32

    Datasheet

    SK 470 Bulk Active Board Level, Extrusion SOT-32 Screw Rectangular 1.378" (35.00mm) 0.465" (11.80mm) - 0.315" (8.00mm) 3.13W @ 80°C 7.94°C/W 25.6°C/W Aluminum Black Anodized
    SK 561 75 AL

    SK 561 75 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 561 75 AL

    Datasheet

    SK 561 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 1.100" (27.95mm) - 0.315" (8.00mm) 6.49W @ 80°C 3.41°C/W 12.32°C/W Aluminum -
    SK 674 75 AL

    SK 674 75 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 674 75 AL

    Datasheet

    SK 674 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 0.250" (6.35mm) - 0.189" (4.80mm) 2.55W @ 80°C 8.68°C/W 31.36°C/W Aluminum -
    SK 470 35 STS TO 220

    SK 470 35 STS TO 220

    Extruded Heatsink for PCB mounti

    Fischer Elektronik

    1,000
    RFQ
    SK 470 35 STS TO 220

    Datasheet

    SK 470 Bulk Active Board Level, Extrusion TO-220 Screw Rectangular 1.378" (35.00mm) 0.465" (11.80mm) - 0.315" (8.00mm) 3.13W @ 80°C 7.94°C/W 25.6°C/W Aluminum Black Anodized
    SK 470 50 STS SOT 32

    SK 470 50 STS SOT 32

    Extruded Heatsink for PCB mounti

    Fischer Elektronik

    1,000
    RFQ
    SK 470 50 STS SOT 32

    Datasheet

    SK 470 Bulk Active Board Level, Extrusion SOT-32 Screw Rectangular 1.969" (50.00mm) 0.465" (11.80mm) - 0.315" (8.00mm) 3.45W @ 80°C 7.19°C/W 23.2°C/W Aluminum Black Anodized
    SK 470 50 STS TO 220

    SK 470 50 STS TO 220

    Extruded Heatsink for PCB mounti

    Fischer Elektronik

    1,000
    RFQ
    SK 470 50 STS TO 220

    Datasheet

    SK 470 Bulk Active Board Level, Extrusion TO-220 Screw Rectangular 1.969" (50.00mm) 0.465" (11.80mm) - 0.315" (8.00mm) 3.45W @ 80°C 7.19°C/W 23.2°C/W Aluminum Black Anodized
    FK 211 32 MI SOT 32

    FK 211 32 MI SOT 32

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 211 32 MI SOT 32

    Datasheet

    FK 211 Bulk Active Board Level SOT-32 Bolt On and Locking Pin, Solderable Rectangular 0.709" (18.00mm) 1.000" (25.40mm) - 0.276" (7.00mm) 3.2W - 25.00°C/W Aluminum -
    FK 222 MI TO 220

    FK 222 MI TO 220

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 222 MI TO 220

    Datasheet

    FK 222 Bulk Active Board Level TO-220 Bolt On and Locking Pin, Solderable Rectangular 1.331" (33.80mm) 1.000" (25.40mm) - 0.461" (11.70mm) 4.0W - 20.00°C/W Aluminum -
    FK 235 MI L 2 SOT 32

    FK 235 MI L 2 SOT 32

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 235 MI L 2 SOT 32

    Datasheet

    FK 235 Bulk Active Board Level SOT-32 Bolt On and Locking Pin, Solderable Rectangular 1.102" (28.00mm) 0.531" (13.50mm) - 0.531" (13.50mm) 5.0W - 16.00°C/W Aluminum -
    FK 222 THF MI TO 220

    FK 222 THF MI TO 220

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 222 THF MI TO 220

    Datasheet

    FK 222 Bulk Active Board Level TO-220 Bolt On and Locking Pin, Solderable Rectangular 1.331" (33.80mm) 1.000" (25.40mm) - 0.461" (11.70mm) 4.0W - 20.00°C/W Aluminum -
    FK 233 220 MI TO 220

    FK 233 220 MI TO 220

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 233 220 MI TO 220

    Datasheet

    FK 233 Bulk Active Board Level TO-220 Bolt On and Locking Pin, Solderable Rectangular 1.299" (33.00mm) 1.063" (27.00mm) - 0.228" (5.79mm) 4.0W - 20.20°C/W Aluminum -
    FK 232 220 MI TO 220

    FK 232 220 MI TO 220

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 232 220 MI TO 220

    Datasheet

    FK 232 Bulk Active Board Level TO-220 Bolt On and Locking Pin, Solderable Rectangular 0.965" (24.50mm) 0.945" (24.00mm) - 0.228" (5.79mm) 3.8W - 21.00°C/W Aluminum -
    FK 235 MI L 1 TO 220

    FK 235 MI L 1 TO 220

    Fans, Blower, Thermal Management

    Fischer Elektronik

    1,000
    RFQ
    FK 235 MI L 1 TO 220

    Datasheet

    FK 235 Bulk Active Board Level TO-220 Bolt On and Locking Pin, Solderable Rectangular 1.102" (28.00mm) 0.531" (13.50mm) - 0.531" (13.50mm) 5.0W - 16.00°C/W Aluminum -
    SK 587 37,5 SA

    SK 587 37,5 SA

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 587 37,5 SA

    Datasheet

    SK 587 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.181" (30.00mm) - 0.394" (10.00mm) 6.67W @ 80°C 3.72°C/W 12°C/W Aluminum Black Anodized
    SK 694 25 AL

    SK 694 25 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 694 25 AL

    Datasheet

    SK 694 Bulk Active Board Level, Extrusion - - Rectangular 0.984" (25.00mm) 0.591" (15.00mm) - 0.551" (14.00mm) 4.25W @ 80°C 5.21°C/W 18.82°C/W Aluminum -
    SK 597 50 AL

    SK 597 50 AL

    Extruded Heatsink

    Fischer Elektronik

    1,000
    RFQ
    SK 597 50 AL

    Datasheet

    SK 597 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.181" (30.00mm) - 0.689" (17.50mm) 9.15W @ 80°C 2.42°C/W 8.74°C/W Aluminum -
    SK 95 15 STS SOT 32 S SOT 32

    SK 95 15 STS SOT 32 S SOT 32

    Extruded Heatsink for PCB mounti

    Fischer Elektronik

    1,000
    RFQ
    SK 95 15 STS SOT 32 S SOT 32

    Datasheet

    SK 95 Bulk Active Board Level, Extrusion SOT-32 Screw Rectangular 0.591" (15.00mm) 0.496" (12.60mm) - 0.256" (6.50mm) 2.08W @ 80°C 11.94°C/W 38.5°C/W Aluminum Black Anodized
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