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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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Internepcon Japan

Tokyo, Japan – January 13 – 15, 2016. Internepcon JAPAN has established itself as Asia's LARGEST electronics trade show for business meetings and technical consultations, attracting unrivaled number of exhibitors/visitors from Japan and abroad.

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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