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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 522 37,5 SA

SK 522 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 522 37,5 SA

Datasheet

SK 522 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.496" (12.60mm) - 0.256" (6.50mm) 3.2W @ 80°C 7.75°C/W 25°C/W Aluminum Black Anodized
SAR21ASX50MM

SAR21ASX50MM

EXTRUDED HEATSINK 21X50MM

Sarnikon

500
RFQ
SAR21ASX50MM

Datasheet

21AS Bulk Active Board Level - PC Pin Rectangular, Fins 1.969" (50.00mm) 0.827" (21.00mm) - 0.467" (11.85mm) - - - Aluminum Natural Anodized
SK 480 25 AL

SK 480 25 AL

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 480 25 AL

Datasheet

SK 480 Bulk Active Board Level, Extrusion - - Rectangular 0.984" (25.00mm) 1.102" (28.00mm) - 0.407" (10.34mm) 8.5W @ 80°C 2.6°C/W 9.41°C/W Aluminum -
SK 563 50 AL

SK 563 50 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 563 50 AL

Datasheet

SK 563 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.457" (37.00mm) - 0.236" (6.00mm) 6.49W @ 80°C 3.41°C/W 12.32°C/W Aluminum -
SK 560 37,5 AL

SK 560 37,5 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 560 37,5 AL

Datasheet

SK 560 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.063" (27.00mm) - 0.551" (14.00mm) 11.16W @ 80°C 1.98°C/W 7.17°C/W Aluminum -
SK 494 25 AL

SK 494 25 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 494 25 AL

Datasheet

SK 494 Bulk Active Board Level, Extrusion - - Rectangular 0.984" (25.00mm) 1.437" (36.50mm) - 0.236" (6.00mm) 5.71W @ 80°C 3.88°C/W 14.00°C/W Aluminum -
SK 443 75 AL

SK 443 75 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 443 75 AL

Datasheet

SK 443 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 1.185" (30.10mm) - 0.492" (12.50mm) 6.8W @ 80°C 3.26°C/W 11.76°C/W Aluminum -
SK 145 20 AL

SK 145 20 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 145 20 AL

Datasheet

SK 145 Bulk Active Board Level, Extrusion - - Rectangular 0.787" (20.00mm) 1.142" (29.00mm) - 0.472" (12.00mm) 8.6W @ 80°C 2.57°C/W 9.3°C/W Aluminum -
SK 95 25 SOT 32 SOT 32

SK 95 25 SOT 32 SOT 32

Extruded Heatsink for PCB mounti

Fischer Elektronik

1,000
RFQ
SK 95 25 SOT 32 SOT 32

Datasheet

SK 95 Bulk Active Board Level, Extrusion SOT-32 Screw Rectangular 0.984" (25.00mm) 0.496" (12.60mm) - 0.256" (6.50mm) 2.22W @ 80°C 11.16°C/W 36°C/W Aluminum Black Anodized
FK 211 32 SA SOT 32

FK 211 32 SA SOT 32

Fans, Blower, Thermal Management

Fischer Elektronik

1,000
RFQ
FK 211 32 SA SOT 32

Datasheet

FK 211 Bulk Active Board Level SOT-32 Bolt On and Locking Pin Rectangular 0.709" (18.00mm) 1.000" (25.40mm) - 0.276" (7.00mm) 3.2W - 25.00°C/W Aluminum -
FK 209 SA 32 SOT 32

FK 209 SA 32 SOT 32

Fans, Blower, Thermal Management

Fischer Elektronik

1,000
RFQ
FK 209 SA 32 SOT 32

Datasheet

FK 209 Bulk Active Board Level SOT-32 Bolt On Rectangular 0.709" (18.00mm) 1.000" (25.40mm) - 0.276" (7.00mm) 3.2W - 25.00°C/W Aluminum -
FK 250 06 LF PAK SOT 669 (LF PAK)

FK 250 06 LF PAK SOT 669 (LF PAK)

Fans, Blower, Thermal Management

Fischer Elektronik

1,000
RFQ
FK 250 06 LF PAK SOT 669 (LF PAK)

Datasheet

FK 250 Bulk Active Board Level SOT-669 (LF PAK) Solderable Feet Rectangular 0.315" (8.00mm) 0.591" (15.00mm) - - 2.2W - 37.00°C/W Copper -
FK 250 06 LF PAK LF PAK (SOT 669)

FK 250 06 LF PAK LF PAK (SOT 669)

Fans, Blower, Thermal Management

Fischer Elektronik

1,000
RFQ
FK 250 06 LF PAK LF PAK (SOT 669)

Datasheet

FK 250 Bulk Active - SOT-669 (LF PAK) - - - - - - - - - - -
SK 547 37,5 AL

SK 547 37,5 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 547 37,5 AL

Datasheet

SK 547 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 1.575" (40.00mm) - 0.394" (10.00mm) 7.29W @ 80°C 3.04°C/W 10.98°C/W Aluminum -
SK 512 50 AL

SK 512 50 AL

Extruded Heatsink for lock-in re

Fischer Elektronik

1,000
RFQ
SK 512 50 AL

Datasheet

SK 512 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 0.406" (10.30mm) - 0.787" (20.00mm) 5.1W @ 80°C 4.34°C/W 15.68°C/W Aluminum -
SK 616 37,5 ME

SK 616 37,5 ME

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 616 37,5 ME

Datasheet

SK 616 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.315" (8.00mm) - 0.236" (6.00mm) 2.97W @ 80°C 7.6°C/W 26.95°C/W Aluminum Natural Anodized
SK 471 75 AL

SK 471 75 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 471 75 AL

Datasheet

SK 471 Bulk Active Board Level, Extrusion - - Rectangular 2.953" (75.00mm) 1.378" (35.00mm) - 0.236" (6.00mm) 5.41W @ 80°C 4.09°C/W 14.78°C/W Aluminum -
SK 616 37,5 SA

SK 616 37,5 SA

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 616 37,5 SA

Datasheet

SK 616 Bulk Active Board Level, Extrusion - - Rectangular 1.476" (37.50mm) 0.315" (8.00mm) - 0.236" (6.00mm) 3.27W @ 80°C 7.6°C/W 24.5°C/W Aluminum Black Anodized
SK 616 100 AL

SK 616 100 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 616 100 AL

Datasheet

SK 616 Bulk Active Board Level, Extrusion - - Rectangular 3.937" (100.00mm) 0.315" (8.00mm) - 0.236" (6.00mm) 2.92W @ 80°C 7.6°C/W 27.44°C/W Aluminum -
SK 456 50 AL

SK 456 50 AL

Extruded Heatsink

Fischer Elektronik

1,000
RFQ
SK 456 50 AL

Datasheet

SK 456 Bulk Active Board Level, Extrusion - - Rectangular 1.969" (50.00mm) 1.575" (40.00mm) - 0.236" (6.00mm) 6.49W @ 80°C 3.41°C/W 12.32°C/W Aluminum -
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