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The world provider of innovative materials and solutions for a wide range of industry segments.

Alpha is a materials supplier to the electronics assembly, power electronics, die attach, LED lighting, photovoltaics, semiconductor packaging, automotive and other industries. Our breadth of products includes Solder Paste, Solder Preforms, Stencils, Liquid Soldering Flux, Soldering Alloys, Cored Wire, Surface Mount Adhesives, Electronic Cleaners and Sinter Technologies.


ALPHA® Telecore

Halogen-Free, Halide-Free, No-Clean, Cored Solder Wire for fast wetting

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Las Vegas, NV - USA – March 15th – 17th  The IPC APEX Expo is a combination of education, technology, networking and the largest collection of industry suppliers – all geared to provide the forward thinking you need to create tomorrow’s technology.

Visit Alpha at Booth# 2500

Event Details
  • November 02, 2015

    High Reliability LED Chip-on-Board Assemblies

    Posted 11/02/15 by Ravi M. Bhatkal, Ph.D.

    LED chip-on-board applications (COB) typically involve assembling an LED die stack directly on to a substrate such as Metal Core PCB (MCPCB), FR4 etc.

    A variety of die attach materials, including solder, conductive adhesive, or sintered materials can be used to bond the LEDs to the substrate, depending on the specific requirements, and the tradeoffs involved.


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