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Ohmite R2VCT438E Heat Sink for Power Packages

Ohmite’s R2 Series heatsink is designed for TO-220, TO-247, and TO-264 packages, offering a large surface area and utilizing a C Series clipping mechanism for secure attachment. This design reduces assembly costs by eliminating fasteners and fixtures, while the consistent mounting force minimizes thermal resistance. The heatsink’s lightweight, resilient clips provide resistance to shock and vibration, enhancing reliability and preventing short circuits. It's ideal for applications requiring efficient heat dissipation in a compact space.

Authorized Distributors
Source:DigiKey
Part No:R2V-CT4-38E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $2.92
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Part No:R2V-CT4-38E
Stock:0
Inv Date:06-02-2026
Price: N/A
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Part No:R2V-CT4-38E
Stock:0
Inv Date:06-02-2026
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Part No:R2V-CT4-38E
Stock:2
Inv Date:06-01-2026
Price: Unit price: $1.98
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Part No:R2V-CT4-38E
Stock:50
Inv Date:06-01-2026
Price: Unit price: $4.45
Buy/RFQ:
Part No:R2V-CT4-38E
Stock:50
Inv Date:06-01-2026
Price: Unit price: $4.45
Buy/RFQ:

Ohmite R2VCT438E Heat Sink for Power Packages Specifications:

  • Surface Area: 21 / 13,579 in2/mm2
  • Weight: 1.02 oz / 29 g
  • Thermal Resistance: 9.8 °C/W
  • Material (Heatsink): Aluminum Alloy 6063-T5 or Equivalent
  • Finish (Heatsink): degreased or black anodized
  • Material (Spring Clip): Music Wire, Per ASTM A228
  • Finish (Spring Clip): bright nickelplating
  • Material (Solder Foot): Cold-rolled Steel, Per ASTM A-366
  • Finish (Solder Foot): pure tin over copper strike
  • Interface Thermal Resistance: 0.005 Grafoil (TGon 800 by Laird) or phase change material (Hi-Flow by Bergquist)
  • Dimensions (CT4 & CT6): 0.69" ±.01 (17.6mm)
  • Dimensions (CT2): 0.47" ±.01 (11.9mm)
  • Holes on PCB: 0.80" ±.01 ø0.05" typ. (20.3mm)
  • Package Height (T2): TO220
  • Package Height (T4): TO247
  • Package Height (T6): TO264
  • Finish (A): black anodized
  • Finish (V): degreased

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Frequently Asked Questions

Where can I buy Ohmite R2VCT438E?

You can click on the BUY or RFQ button to purchase R2VCT438E from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part R2VCT438E?

You can download the R2VCT438E datasheet or visit the Ohmite website for support.

Who is the manufacturer of R2VCT438E?

Ohmite

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