Datasheet > MA-302-55E

MA-302-55E

更新时间： 2022-02-26 11:35:48

品牌	Logo	应用领域
OHMITE		/
页数	文件大小	规格书
2页	366K
描述
Heatsink with clips for TO-264 and TO-247

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中文翻译

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数据手册

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MA-302-55E 数据手册

M Series Heatsinks

Heatsink with clips for TO-264 and TO-247

F ꢀ ꢁꢂ u ꢃ ꢀ S

•ꢀMinimumꢀassemblyꢀcostꢀandꢀlabor.ꢀSpringꢀClipsꢀ

makeꢀtheꢀmountingꢀholesꢀandꢀfastenersꢀobsoleteꢀinꢀ

assemblyꢀoperationsꢀ&ꢀreduceꢀcosts.

•ꢀMaximumꢀThermalꢀTransfer.ꢀMaximumꢀsurfaceꢀareaꢀ

perꢀunitꢀvolume,ꢀefficientꢀcoolingꢀfinsꢀ&ꢀconsistentꢀ

mountingꢀforceꢀreducesꢀthermalꢀresistance

•ꢀMaximumꢀRepeatability.ꢀConstantꢀspringꢀforceꢀoverꢀ

repeatedꢀassembly/disassemblyꢀ

•ꢀMaximumꢀReliability.ꢀResilientꢀspringꢀactionꢀlocksꢀ

electronicꢀcomponentꢀinꢀplace.ꢀFewerꢀpartsꢀinꢀ

assemblyꢀandꢀnoꢀfastenersꢀandꢀwashersꢀrequired.ꢀ

Preventꢀshortꢀcircuitꢀbyꢀeliminatingꢀmetalꢀparticlesꢀ

generatedꢀfromꢀhardwareꢀorꢀthreadꢀtapping

•ꢀDesignꢀFlexibility.ꢀMaximumꢀflexibilityꢀforꢀdynamicꢀ

deviceꢀlocationsꢀandꢀpowerꢀupꢀgrading.ꢀ“Configure-

to-Fit”ꢀ&ꢀ“Scale-to-Meet”ꢀoptionsꢀgiveꢀdesignersꢀtheꢀ

totalꢀfreedomꢀtoꢀconfigureꢀtheꢀheatꢀsinkꢀtoꢀfitꢀtheirꢀ

packagingꢀdesignsꢀandꢀtoꢀscaleꢀtheꢀheatꢀsinkꢀꢀtoꢀ

meetꢀtheirꢀpowerꢀdissipations.

OhmiteꢀintroducesꢀtheꢀMꢀseries,ꢀꢀpatentedꢀ(Pat.ꢀNo.ꢀ

7,151,669),ꢀhighꢀperformance,ꢀlowꢀcost,ꢀconfigu-

rable,ꢀscalableꢀandꢀcompactꢀheatꢀsinkꢀwithꢀmatrixꢀclipꢀ

systemꢀforꢀTO-247ꢀandꢀTO-264ꢀpackages.ꢀThisꢀpow-

erfulꢀheatꢀsinkꢀprovidesꢀtheꢀeasiestꢀassembly,ꢀlargestꢀ

surfaceꢀareaꢀandꢀsmallestꢀfootprint.ꢀItꢀisꢀtheꢀidealꢀ

typeꢀofꢀheatꢀsinkꢀforꢀhighꢀpowerꢀdensityꢀandꢀsmallꢀ

sizeꢀ(1Uꢀorꢀ2U)ꢀelectronicꢀpackagingꢀwithꢀforcedꢀcon-

vectionꢀcooling.

SꢀꢃꢄꢀS SpꢀCꢄFꢄCꢁꢂꢄoꢅS

Thermal

Weight Resistance

Surface Area

Part No.

(in²/mm²)

(oz./g)

(°c/w)*

6.0

5.2

9.6

8.0

MV-102-55E 45 / 29,097

MA-102-55E 45 / 29,097

MV-101-27E 22 / 14,284

MA-101-27E 22 / 14,284

2.2 / 63

1.1 / 31

MV-302-55E 76 / 49,218 4.7 / 134

MA-302-55E 76 / 49,218 4.7 / 134

MV-301-27E 37.3 / 24,161 2.3 / 66

MA-301-27E 37.3 / 24,161 2.3 / 66

3.6

3.0

5.5

4.6

* R-theta

c-a

for 18W dissipation total for two devices in natural convection

CHꢁꢃꢁCꢂꢀꢃꢄSꢂꢄCS

Aluminum Alloy 6063-T5 or Equivalent with either degreased or black anodized

finish.

Heat Sink

Music Wire, Per ASTM A228 with bright nickel plating

Spring Clip

Solder Foot

Cold-rolled Steel, Per ASTM A-366 with pure tin over copper strike. RoHS com-

pliant.

Thermal joint compound or 0.005 Grafoil (TGon 800 by Laird)

Sil-Pad 900S by Bergquist or equivalent

Interface thermal resistance

Interface electrical isolation

(continued)

1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com

177

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与MA-302-55E相关器件

型号	品牌	获取价格	描述	数据表
MA3027	PANASONIC	获取价格	Silicon planar type
MA3027H	PANASONIC	获取价格	2.7V, 0.2W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE
MA3027-H	PANASONIC	获取价格	Silicon planar type
MA3027-HH	PANASONIC	获取价格	暂无描述
MA3027-HTMG	PANASONIC	获取价格	Zener Diode, 0.2W, Silicon, Unidirectional
MA3027-HTSK	PANASONIC	获取价格	Zener Diode, 0.2W, Silicon, Unidirectional
MA3027-HTX	PANASONIC	获取价格	Zener Diode, 0.2W, Silicon, Unidirectional
MA3027-L	PANASONIC	获取价格	Silicon planar type
MA3027-LTMG	PANASONIC	获取价格	Zener Diode, 0.2W, Silicon, Unidirectional
MA3027-LTSK	PANASONIC	获取价格	Zener Diode, 0.2W, Silicon, Unidirectional

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