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SK 481 Series

Black anodized heatsinks for PCB and TO220/TO247 mounting

The SK 481 series from fischer elektronik is a robust line of black anodized heatsinks designed for PCB and TO220/TO247 component mounting. These heatsinks are ideal for projects where efficient heat dissipation is crucial, such as in power electronics, motor control circuits, and high-power amplifiers. If you're working on anything that involves high-power semiconductor devices, these heatsinks are a go-to solution.

One thing worth noting is their compact design, which allows for space-constrained applications without sacrificing thermal performance. Engineers tend to reach for this when they need a reliable way to manage heat without adding bulk to their designs. The black anodized finish not only provides aesthetic appeal but also adds durability, making them suitable for both industrial and automotive environments.

Another practical benefit is their ease of installation. The heatsinks come with mounting options tailored to fit PCBs and TO220/TO247 packages, streamlining the process and reducing assembly time. This makes them particularly valuable in prototyping and small-scale production runs where quick setup and deployment are essential.

Overall, the SK 481 series offers a balanced mix of performance and practicality, making it a solid choice for any project requiring effective heat management.

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SK 481 - Part List

10 parts in total

Thermal Resistance

Length

Size / Dimension

For Use With/Related Products

Weight

Length - Overall

Mfr Part #Quantity AvailablePriceCategoryThermal ResistanceLengthWidthHeightMounting TypeSize / DimensionColor - ConnectorsMaterialSurface TypeNumber of PositionsFor Use With/Related ProductsSVHCTariff NoWeightPackage CooledWidth (Inches)Height (Inches)Width - OverallLength - OverallShell Size - Insert (Convert From)
SK 481/84 SA
SK 481/84 SA

Heatsink TO220 TO247 clipmount 3K/W

Fischer Elektronik

20451: ¥28.696-3K/W84mm30mm45mmClip84 x 30 x 45mmBlack---TO-220, TO-247---------
SK 481/ 37,5/ SA
2
SK 481/ 37,5/ SA

Heatsink SK 481 37.5mm PCB Heat sink 37.5 mm 5.6 K/W black anodised, SK 481/37,5/SA, Fischer Elektronik

Fischer Elektronik

394110: ¥14.8852-5K/W37.5mm30mm45mmClip37.5 x 30 x 45mmBlackAluminiumblack anodisedwithout----------
SK 481/25 SA
SK 481/25 SA

Heatsink TO220 TO247 clipmount 5.5K/W

Fischer Elektronik

40491: ¥14.4908-5.5K/W25mm30mm45mmClip25 x 30 x 45mmBlack---TO-220, TO-247---------
SK 481/ 50/ SA
2
SK 481/ 50/ SA

Heatsink SK 481 50mm PCB Heat sink 50 mm 4.3 K/W black anodised, SK 481/50/SA, Fischer Elektronik

Fischer Elektronik

340910: ¥17.2176-4.2K/W50mm30mm45mmClip50 x 30 x 45mmBlackAluminiumblack anodisedwithoutUniversal Lock-in Retaining Springs---------
SK 481 100
SK 481 100

HEATSINK

FISCHER ELEKTRONIK

1551: ¥36.24-:5.7°C/W----------:No SVHC (20-Jun-2013)760429900.13:TO-3P, TO-218, TO-220, TO-247, TO-248:1.18":1.77":30mm:3.94":45mm
SK 481 50
SK 481 50

HEATSINK

FISCHER ELEKTRONIK

3971: ¥18.12-:5.7°C/W----------:No SVHC (20-Jun-2013)760429900.063:TO-3P, TO-218, TO-220, TO-247, TO-248:1.18":1.77":30mm:1.97":45mm
SK 481/30AL
SK 481/30AL

Fischer Elektronik

0---------------------
SK 481/65AL
SK 481/65AL

Fischer Elektronik

0---------------------
SK 481/75/SA
SK 481/75/SA

Heat sink 75 mm 3.5 K/W black anodised, SK 481/75/SA, Fischer Elektronik

Fischer Elektronik

0-3.5 K/W75-----Aluminiumblack anodisedwithout----------
SK 481/100/SA
SK 481/100/SA

Heat sink 100 mm 2.8 K/W black anodised, SK 481/100/SA, Fischer Elektronik

Fischer Elektronik

0-2.8 K/W100-----Aluminiumblack anodisedwithout----------
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