-
- News
- Books
Featured Books
- smt007 Magazine
Latest Issues
Current IssueDo You Have X-ray Vision?
Has X-ray’s time finally come in electronics manufacturing? Join us in this issue of SMT007 Magazine, where we answer this question and others to bring more efficiency to your bottom line.
IPC APEX EXPO 2025: A Preview
It’s that time again. If you’re going to Anaheim for IPC APEX EXPO 2025, we’ll see you there. In the meantime, consider this issue of SMT007 Magazine to be your golden ticket to planning the show.
Technical Resources
Key industry organizations–all with knowledge sharing as a part of their mission–share their technical repositories in this issue of SMT007 Magazine. Where can you find information critical to your work? Odds are, right here.
- Articles
- Columns
Search Console
- Links
- Media kit
||| MENU - smt007 Magazine
SMART Group Launches Guide to QFN/LGA & BTC Process Defects
September 6, 2017 | SMART GroupEstimated reading time: 1 minute

SMART Group's latest Process Defect Photo Guide, "Guide to QFN/LGA & BTC Process Defects", will be released on October 16. This optical and X-ray guide covers the most common components, assembly process and reliability failures that may occur using these parts. It shows issues at goods receipt, typical assembly-related problems plus solder joint and cleanliness failures that can occur in the field. The guide provides example images of satisfactory print, placement and reflow with many common defects found with optical and X-ray inspection.
Register for the guide here. A download link will be sent on October 16. Simply fill in the form provided to be among the first to receive a copy of the latest Defect Guide.
In addition to this new, free Defect Guide, SMART Group will present a free webinar entitled QFN/LGA & BTC Process Defects – Causes & Cures on Monday 16th October at 2:30 p.m. UK time. The webinar will feature a step-by-step process overview to successfully implementing QFN/LGA & BTC packages as well as the most common failures and corrective action. The guide’s author Bob Willis has had experience in processing these parts in many different soldering process, printing and paste jetting plus conformal coating and successful cleaning processes. To register for the webinar, click here.
Many Defect Guides including Lead-Free have been produced by Bob Willis for the SMART Group and other organisations and magazines. Bob has produced guides/reports on Lead-Free, PCB Surface Finishes, Pin In Hole Reflow, Double-Sided Reflow, PoP Technology, Conformal Coating & PCB Cleaning Failures. Report and guides have also been circulated worldwide by the SMTA to raise money for charity.
For more information about the SMART Group, click here.
Suggested Items
KYZEN to Highlight Stencil and Cleaning Solutions at SMTA Monterrey
03/27/2025 | KYZEN'KYZEN, the global leader in innovative environmentally friendly cleaning chemistries, will exhibit at the SMTA Monterrey Expo & Tech Forum scheduled to take place on Thursday, April 10 at the Cintermex Convention Center in Monterrey, Nuevo León. KYZEN cleaning experts will be on-site highlighting stencil cleaning chemistries KYZEN E5631J and CYBERSOLV C8882.
Indium to Showcase Proven EV Products and High-Reliability Alloys at Productronica China
03/26/2025 | Indium CorporationAs a global materials supplier and trusted partner in electric vehicle (EV) and e-Mobility manufacturing, Indium Corporation® is proud to showcase its high-reliability alloys and soldering solutions at Productronica China, March 26-28, in Shanghai, China.
SolderKing Enhances Brainboxes' Electronics Manufacturing with Expert Support and Advanced Materials
03/26/2025 | SolderKingIn modern electronics manufacturing, success relies on more than high-quality soldering materials. Technical knowledge and process expertise are just as crucial for achieving consistent results. SolderKing, a leading UK manufacturer, provides both, combining advanced consumables with specialist support to help manufacturers optimise their soldering processes.
AIM to Highlight Type 5 Solder and Other Leading Products at SMTA Monterrey Expo & Tech Forum
03/20/2025 | AIM SolderAIM Solder, a leading global manufacturer of solder assembly materials for the electronics industry, is pleased to announce its participation in the upcoming SMTA Monterrey Expo & Tech Forum taking place on April 10 at Cintermex in Monterrey, Nuevo Leon, Mexico.
Hentec Industries/RPS Automation to Showcase Valence 2508 at IPC Expo 2025
03/17/2025 | Hentec Industries/RPS AutomationThe Valence 2508 Selective Soldering System is engineered for high-mix, high-volume, advanced PCB production. It supports boards ranging from 25 x 25 mm to 559 x 559 mm (1 x 1 in. to 22 x 22 in.), with a maximum processing area of 508 x 508 mm (20 x 20 in.).