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Ohmite Manufacturing Co.
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M Series Heatsinks

Heatsink with two clips for TO-264 and TO-247


Part No.Surface Area (in2/mm2) Weight (oz./g)Thermal Resistance (°c/w)*
MV-102-55E45 / 29,0972.2 / 632.0
MA-102-55E45 / 29,0972.2 / 632.0
* Forced convection @200 LFM
Ohmite introduces the M series,  patented (Pat. No. 7,151,669), high performance, low cost, configurable, scalable and compact heat sink with matrix clip system for TO-247 and TO-264 packages. This powerful heat sink provides the easiest assembly, largest surface area and smallest footprint. It is the ideal type of heat sink for high power density and small size (1U or 2U) electronic packaging with forced convection cooling.

SPECIFICATIONS

  • Heat Sink: Aluminum Alloy 6063-T5 or Equivalent with either degreased or black anodized finish.
  • Spring Clip: Music Wire, Per ASTM A228 with bright nickel plating
  • Solder Foot: Cold-rolled Steel, Per ASTM A-366 with pure tin over copper strike. RoHS compliant.
  • Insulator: (Optional) Sil-Pad 900-S, K6 800-S and K10
FEATURES
  • Minimum assembly cost and labor. Spring Clips make the mounting holes and fasteners obsolete in assembly operations and reduce costs.
  • Maximum Thermal Transfer. Maximum surface area per unit volume, efficient cooling fins and consistent mounting force reduces thermal resistance
  • Maximum Repeatability. Constant spring force over repeated assembly/disassembly
  • Maximum Reliability. Resilient spring action locks electronic component in place. Fewer parts in assembly and no fasteners and washers required. Prevent short circuit by eliminating metal particles generated from hardware or thread tapping
  • Design Flexibility. Maximum flexibility for dynamic device locations and power up grading. “Configure-to-Fit” and “Scale-to-Meet” options give designers the total freedom to configure the heat sink to fit their packaging designs and to scale the heat sink to meet their power dissipations.
LAND PATTERN

HEAT DISSIPATION

STANDARD PART NUMBERS FOR M SERIES

Part NumberDescriptionPackaging
MV-102-55EDegreasedBulk
MA-102-55EBlack anodizedBulk

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Ohmite Mfg. Co.
1600 Golf Rd., Suite 850
Rolling Meadows, IL 60008
Tel: 1-866-9-OHMITE
(1-866-964-6483)
Int'l: 1-847-258-0300
Fax: 1-847-574-7522
info@ohmite.com
www.ohmite.com
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