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AUGUST 2019 I SMT007 MAGAZINE 95 5 Cavity Board SMT Assembly Challenges (Part 2) E This article describes the details of a study of assem- bling SiP BGA packages into a cavity. It points out the challenges involved in the board cavity design and assembly of compo- nents in a cavity. The authors discussed the board design challenge of having a cavity and defining the proper depth of the cavity to accommodate the board fabricator, the product design, and the SMT assembly. 6 The Government Circuit: IPC Promoting R&D on Lead-free Electronics, Streamlined Chemical Data Reporting, and More E For the most part, working in government rela- tions is like running a marathon, not a sprint. It can take weeks, months, or even years to for- mulate an industry consensus position, edu- cate the relevant policymakers in legislatures and executive branch agencies, build alliances and broad support, and ultimately push a final action over the finish line. 7 Help Build the Industry's Future: Become an IPC Emerging Engineer or Mentor E IPC's Emerging Engineer Program provides professionals early in their careers an opportu- nity to learn from industry mentors about IPC standards development, and to obtain educa- tion and training for professional development. 8 In Search of Operational Excellence: Becoming the Preferred Supplier, Phase 1—Transform Your Company's Culture with Lean Sigma E In the first part of this column series about becoming a pre- ferred supplier to your custom- ers, Alfred Macha provides the fundamental concepts to trans- form your company's culture with Lean Sigma. Read on. 9 Powerful Prototypes: The Ideal Bill of Materials E A good portion of a qual- ity electronics build is sim- ply the result of clear infor- mation. Out of the set of files containing the informa- tion required by your man- ufacturing partner to ensure a quality build, the bill of materials (BOM) is deserving of extra attention. J National Circuit Assembly Appoints New President E National Circuit Assembly has appointed Stephen Lehocky as the compa- ny's new president. For the latest news and information, visit Subscribe to our newsletters or premium content at my I-Connect007. Stephen Lehocky Alfred Macha Duane Benson

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