优质大功率LED导电银胶CT285

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单组份，导热系数25W/mK，适合3-5W大功率LED和模组。自动点胶机适用。
Introduction
Die Attach Paste ”KEMITITE CT285” is epoxy resin based and solvent free Type paste.
The highest thermal conductivity (25W/mK)
Good reflow performance due lower moisture absorption resin system.
CT285 is effectively used for power IC, transistor.
Features
1） Good workability for dispensing due to solvent free and one liquid type paste.
2） Highest thermal conductivity(25W/mK)
3） Bleed less.
General Property
Properties
Unit
Typical Value
Test Method

Appearance
–
Silver Filled Paste
Visual

Viscosity at 25CPa·s100EHD Viscometer 0.5rpm3°cone)

Thixotropic Index
–6.0 0.5rpm/2.5rpm

Non Voletile
Wt%92.0 180C×2hr

Silver Content
Wt%87.5 600C×3hr

Adhesive Strength
25c300CN3020
Frame: Cu/PPF
Chip Size: 2×2mm

Volume Resistivity
Ohm.cm
8×10-6
Cure: 200C×90min
Measurement: Room Temp

Glass Transition Temperature
C200TMA

Modulus(25C)
25CGPa16.5DMA
260C 7.8

CTE
Alpha 1Ppm75TMA
Alpha 2
200

Ionic Impurity
Nappm61
Atomic Absorption
Ionchromatography
CIThermal Conductivity
W/m K25
Laser Flash
4. Standard Cure Condition
175C×60-90min
5. Remarks
Storage condition is _30 to _15C 6 month