322605B00000G Aluminum cylindrical top mount heat sink for TO-5 packages. Provides 25.00°C/W thermal resistance at 200 LFM forced air and 54.00°C/W in natural convection.
Mfr Part #:

322605B00000G

Available from 1 distributors
Mfr Name: Aavid, Thermal Division of Boyd Corporation
Aavid, Thermal Division of Boyd Corporation
Aluminum cylindrical top mount heat sink for TO-5 packages. Provides 25.00°C/W thermal resistance at 200 LFM forced air and 54.00°C/W in natural convection.
✓ Total Stock: 20 pcs
$ Price Range: $2.14 - $3.09

322605B00000G Available from 1 distributor

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✓ Non-Authorised
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20 pcs
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322605B00000G Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Attachment Method
Diameter
Fin Height
Material
Material Finish
Mounting Type
Outer Diameter
Package Cooled
Power Dissipation @ Temperature Rise
Shape
Thermal Resistance @ Forced Air Flow
Thermal Resistance @ Natural
Type

322605B00000G Description

Short technical summary and product information.

The 322605B00000G is a cylindrical aluminum heat sink designed for cooling TO-5 semiconductor packages. It features a black anodized finish and is attached via press fit, ensuring secure thermal contact. The heat sink has an inner diameter of 8.00mm and an outer diameter of 19.05mm with a fin height of 6.35mm.

 

Thermal performance is specified at 25.00°C/W under 200 LFM forced air flow and 54.00°C/W under natural convection. It can dissipate up to 1.0W at a 60°C temperature rise. The top mount design allows for straightforward integration into a variety of thermal management applications.

 

Constructed from aluminum with a black anodized finish, the heat sink offers good corrosion resistance and thermal emissivity. The cylindrical shape and press-fit attachment make it suitable for use with TO-5 packaged devices in space-constrained environments.

322605B00000G Quick Information

Product Type: Heat Sink
Canonical Name: Aluminum Cylindrical Top Mount Heat Sink for TO-5, 25.00°C/W @ 200 LFM
Subcategory: Cylindrical Top Mount

322605B00000G Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

322605B00000G Estimated Pricing

Qty Low High
1+ $3.09 $3.09
10+ $2.82 $2.82
25+ $2.71 $2.71
50+ $2.62 $2.62
100+ $2.47 $2.47
250+ $2.31 $2.31
500+ $2.24 $2.24
1,000+ $2.15 $2.15
2,000+ $2.14 $2.14

Estimated market price range - modelled values for guidance only, not live distributor offers.

322605B00000G Features

  • Cylindrical aluminum heat sink for TO-5.
  • Black anodized finish for corrosion resistance.
  • 25.00°C/W thermal resistance at 200 LFM.
  • 54.00°C/W thermal resistance in natural convection.
  • Press-fit attachment for secure mounting.

322605B00000G Applications

  • Cooling TO-5 packaged semiconductor devices.
  • Thermal management in forced air systems.
  • Natural convection cooling for low-power circuits.
  • Space-constrained electronic assemblies.

322605B00000G FAQs

6 frequently asked questions generated from this part’s specifications.
What is the thermal resistance of this heat sink?

25.00°C/W at 200 LFM forced air and 54.00°C/W in natural convection.

What is the power dissipation rating?

1.0W at a 60°C temperature rise.

What package does this heat sink cool?

TO-5 package.

What is the mounting method?

Press fit, top mount.

What are the dimensions?

Inner diameter 8.00mm, outer diameter 19.05mm, fin height 6.35mm.

What material is the heat sink made of?

Aluminum with a black anodized finish.

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