LED Drivers

Optimizing the LED industry’s technology drivers of cost per lumen, efficiency, brightness, and reliability to reduce your costs and increase the overall production efficiencies.

 

Companies trust Alpha Advanced Materials to help optimize the LED industry’s technology drivers of cost per lumen, efficiency, brightness, and reliability over lifetime.  Our value-adding products are the result of our strong commitment to researching and developing technologies that positively impact each key step of the LED manufacturing process, from package on board through to the assemblies of the luminaire and power drive and control.  Alpha’s innovations for LED applications include: solder pastes, silver sinter technology, conductive epoxy and adhesives, preforms, bar, wire, stick, flux, and low temperature traces.

Conductive Die Attach

Product Name Format Deposition Method Thermal (W/m-k) Key Features Component Type
Water Lamination Dispense Print Bare Silicon Compatibility Modulus
ATROX®
HT900-1		 Paste   o o Low o Low LED packages
ATROX®
HT900-3		 Paste   o o Medium o Mid LED packages
ATROX®
HT900-6B		 Paste   o o High o High LED packages


Solder paste

Product Name Material Type Deposition Method Properties Powder Size Component Type
Dispense Print Dip Halide Free Activity Tackiness Fine Pitch Capable Lead Free Type 3 Type 4 Type 5 Type 6
NCP1213 No Clean o     o Hi Hi     o       Leadframe


Paste flux

Product Name Material Type Deposition Method Properties Component Type
Pin Transfer Print Dip Halide Free Activity Vicosity Tackiness
NCX-390 No Clean o   o o Hi Med Hi BGA/FCCSP
WS5018-HA Water  Soluble o   o   Hi Med Hi FCCSP


Sphere

Type Alloy Alloy Tin(Sn) Lead
(Pb)		 Silver (Ag) Bismuth (Bi) Copper (Cu) Melting Point (oC) Attributes
Eutectic Solidus Liquidus
Lead Free Standard Sn96.5/Ag3.5 96.5 -- 3.5 -- -- 221 -- -- Eutectic Tin-Silver
SAC405 95.5 -- 4.0 -- 0.5 -- 217 225 Industry Standard Lead-Free
SAC305 96.5 -- 3.0 -- 0.5 -- 217 221 Industry Standard Lead-Free
SAC125 98.3 -- 1.2 -- 0.5 -- 217 228 Low-Silver Lead-Free alloys for optimal drop-shock resistance (SACX contain Proprietary materials) 
SAC105 98.5 -- 1.0 -- 0.5 -- 217 228
High Reliability SACX Plus®
 		Modified SAC0307 Alloy -- 217 228
Maxrel TM Modified SAC -- 212 220 High thermal cycle resistance and better than standard drop shock performance
Maxrel Plus TM Modified (Sb Free) -- 211 216
Standard Sn42/Bi57.6/Ag0.4  42 --
 0.4  57.6 --
138 -- -- Lead free low melting point
Tin Lead
Sn62/Pb36/Ag2 62 36 2.0 -- -- 179 -- -- Eutectic Tin-Lead-Silver
Sn63/Pb37 63 37 -- -- -- 183 -- -- Eutectic Tin-Lead
  
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