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ALTERNATIVE PRODUCTS
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642-25AB
642-25AB
In Stock: 29
Minimum Order: 10
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641K by wakefield
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Wakefield Authorized Distributor

641K

Heat Sink Passive TO-3 Aluminum Alloy 0.9°C/W Black Anodized ...

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RoHS Compliant
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Certificate of Compliance

DESCRIPTION

The WAKEFIELD part 641K is a high-performance heat sink designed for passive cooling applications. Made from durable aluminum alloy, this heat sink offers excellent thermal conductivity with a thermal resistance of only 0.9°C/W. The sleek black anodized finish not only enhances its aesthetics but also provides added protection against corrosion. Compatible with TO-3 packages, this heat sink is perfect for dissipating heat effectively and reliably in a variety of electronic devices and power modules.

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SPECIFICATIONS

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Products found: 0
Supplier:
Wakefield
Part No:
641K
Unit of Measure:
Per Each
RoHS:
Yes
HTS:
7616995090
COO:
CN
ECCN:
EAR99
Supplier Standard Pack: This information is provided for customers who prefer to buy in multiples of the Manufacturer’s Standard Package quantity. Minimum Order Quantities and Required Order Multiples are presented with our price and availability information.
30
Device Cooled:
TO-3
Attachment Method:
N/A
Dimension:
76.2 x 104.8 x 25.4 mm
Thermal Resistance:
0.9@250LFM °C/W
Finish:
Black Anodized

FREQUENTLY ASKED QUESTIONS

What replaces 641K?

The recommended replacement for 641K is 642-25AB from Wakefield, available from Master Electronics.

Is 641K RoHS compliant?

Yes, 641K is RoHS compliant.

What is the lead time for 641K?

The standard lead time for 641K is approximately 16 days. In-stock quantities ship from Master Electronics.

  Possible Replacement options available.  See Alternatives

IN STOCK: 584

Can Ship immediately

On Order: 600   can ship 11/30/26 

Minimum Order Quantity: 5

Factory Lead-Time 16 Weeks

Price (USD)

Qty
Unit Price
5
$11.43
30
$9.92
60
$9.33
120
$8.99
270
$8.63
510
$8.51
1,020 +
$8.49
Supplier's Standard Package
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