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Lead-Free BGA Rework-Transition

Featured Article

Lead-Free BGA Rework-Transition Issues. Determining which assemblies are lead free and which are tin lead


While experienced inspectors may be able to determine the aesthetic differences between a lead-free PCB assembly and a tin-lead version, one cannot rely on the "experienced eye". "Less wetting out to the pad edges" and "graininess and lack of shininess of the solder joint" are typical comments about some lead-free solder joints.


Featured Auction

Printed Circuit Board Equipment Exchange #9


Sale Type: Online Auction

Sale Open: 22 August 2007 12:01 AM (PDT)

Location of Assets: USA


Bid on State-of-the-Art PCB Manufacturing Equipment

Featuring Drilling & Routing, Lamination, Etching, Plating, Expore, Solder Mask, Final Test,plus SMT & Placement, Feeders, Reflow & Convection, Screen Printing and much more.


Featured Software



Rich Larue

FREE Trial Download


ProntoAOI used by electronics manufacturers will quickly program your Automatic Optical Inspection (AOI) machines. Program most popular AOI Equipment such as Yes Tech, Omron, Quad, Photon Dynamics, etc.



Universal 4796B Questions

Posted by Ben Tigano

I'm looking for as much information as possible on the Universal 4796B chipshooter. We currently have a few 4785's, and are getting a couple of 4796B's next week...»»

PWAs & PWB bake out requirements

Posted by BTran

Does anyone knows if there are general guidelines for the percentage of the moisture absorption in the PWBs and PWAs?... »»

SMT before through-hole

Posted by gmoritz

I have a process problem with a board that has 256x3 LED parts (768 LEDs in three colors) where only 50% of the LEDs can be placed... »»

Visit the Forum...


Nepcon South China

Seminar/Course | Reed Exhibitions China

Tue, August 28, 2007 | Shenzhen Convention & Exhibition Center, China

The biggest international SMT trade exhibition in South China, offering you the best platform to network with trade professionals... »»

STENCIL Technology and Design Workshop

Seminar/Course | Photo Stencil

Fri, August 24, 2007 | Photo Stencil Facility, Colorado Springs, CO, USA

In this workshop you will have access to information on stencil printing performance and how stencil technology and design influences stencil printing performance... »»

International Wafer-Level Packaging Conference & Tabletop Exhibition

Exhibition/Conference | SMTA

Mon, September 17, 2007 | Wyndham Hotel, San Jose, CA, USA

The conference will explore cutting edge topics in wafer-level packaging and IC/MEMS/MOEMS packaging including 3D/Stacked/CSP/SiP/SoP and mixed technology packages... »»

Visit the Event Calendar...

Career Center


Surface Mount Production Manager

Micro/sys, Inc.

Montrose, CA, USA

This individual must be a technical "hot shot" with training and certification in SMT assembly processes...»»

Surface Mount Technology Engineer

Daktronics, Inc.

Brookings, SD, USA

The selected individual�s responsibility will be to learn to operate, develop and maintain processes...»»

Engineer Senior Systems


Phoenix, AZ, USA

Support new development programs along with resolution of service revealed problems...»»


GenRad In-Circuit Test Engineer

Desired Field: Maintenance...


In-Circuit Test and Functional Test Fixture and Jigs local fabricator, and customers support on all ICT related issues...»»

Electronics Engineer

Desired Field: Engineering

Tijuana, Mexico

7 years of experience in Manufacturing procesess and New Products Introduction of comercial and military SMT...»»

SMT Engineer

Desired Field: Engineering, Production

Mentor, OH, USA

6 years of experience in electronics. I know how to program, operate, maintain, setup SMT machines...»»

Visit Career Center...

Industry Associations


SMTA - Surface Mount Technology Association is a non-profit international association of companies and individuals (totalling 4,000) involved in all aspects of advanced electronics assembly, surface mount and related technologies. Membership Info

SMTA Certification for SMT Processes and Six Sigma Green Belt


Next Event: On-Line Presentation - EMS Account Acquisition Strategy


IPC - Association Connecting Electronics Industries is a US-based trade association dedicated to the competitive excellence and financial success of its nearly 2,600 member companies which represent all facets of the electronic interconnection industry, including design, printed wiring board manufacturing and electronics assembly. Membership Info

Standards & Publications

Online Store

Next Event: Webcast Series: Electroplating Technologies

SMTnet Express
August 16, 2007

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Precision Placement Machines


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Xline Asset Mgmt


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Jade Series Selective Soldering Machines

Used test and measurement equipment auction