Knowledge Hub

Your Gateway to Technical Knowledge Exchange for the Global Electronics Community

Explore our database of industry knowledge that fuels innovation, learning, and professional growth. Knowledge Hub is a collection of conference technical papers, webinars, presentations, on-demand video and more. You can search by author, title, keyword and type of content. You can also search for keywords and topics in the Tag field. Access to Knowledge Hub is reserved for members.

Qualification of Solder Beading and Tombstoning in Passive Devices using Designed Experiments

Solder beading and tombstoning are observed increasingly with chip components as their size decreases. This is even more crucial in today’s packaging,due to the high ratio of passive components .. read more

A Materials Based Solution for the Elimination of Tombstones

The drive for electronic devices to become lightweight,more portable,and posses increased functionality has driven electronic components to smaller and smaller sizes. This decease in size does .. read more

Evaluating the Use of Next Generation Reflow Profile Control for High Volume Electronics Manufacturing

In recent years,technological advances in electronics manufacturing have allowed high volume manufacturers to significantly improve process control and documentation. Manufacturers have acceler .. read more

Extending the Power of Boundary-Scan: System-Level Testing

Boundary-scan has achieved many of the goals envisioned by its original architects and today is in use in thousands of production facilities around the world to test complex digital printed cir .. read more

A Boundary-Scan Infrastructure for Linking Design and Manufacturing Test

This paper will discuss: a. Boundary scan as a key test tool that enables the leveraged test approach b. The advantages of standardizing and reusing design verification tests and PLD programs i .. read more

Investigation of the Effectiveness of Automated X-ray Inspection Systems in a High Volume – Low Mix SMT Line

The advent of miniature surface mount components coupled with increasing lead counts has posed tremendous challenges during assembly. This is especially true in an Electronics Manufacturing Ser .. read more

Comparison of X-ray Inspection Systems for BGA/CCGA Quality Assurance and Crack Detection

For high reliability applications,the use of x-ray technique has become an additional inspection requirement for quality control and detection of unique defects due to manufacturing of advanced .. read more

A Case Study of In-Process Inspection Methods to Improve First Pass Yields

The electronics content of many consumer products has increased substantially over the past decade. Several of the electronics added to the automobile control vehicle functions that have a dire .. read more

Management of DPMO Metrics Reduces the Cost of PCB Assembly

Manufacturers can use DPMO metrics to reduce the cost of PCB assembly with fewer resources. DPMO data can be used for predicting the fault spectrum on future products,quoting new business,setti .. read more

Increasing Operating Margins in a Down Economy: Case Studies in SMT Production Monitoring Software & Applications

Shrinking profits and overcapacity have forced Electronics Manufacturers to squeeze every last penny out of Site Operations. To reduce conversion costs in a short timeframe,some facilities have .. read more

Manufacturing Process Management – Facilitating Stage 3 of Manufacturing Outsourcing

The slowdown in the electronics industry has allowed the management of electronics products manufacturers to dedicate time to reconsider their manufacturing strategy. For most of these companie .. read more

Increased Productivity in X-ray Inspection – The Role of ADR Technology

The economic environment in the electronics industry has changed dramatically over the last two years. The focus on the production floor has moved from increasing capacity to improving the yiel .. read more

Biologically Inspired Vision Makes for Smarter PCBA Manufacturing Technology - New Technologies Overcome Fundamental Limitations of Conventional Optical Inspection Methods

For test engineers and managers,automated optical inspection (AOI) systems have emerged as a countermeasure to the growing threats of lost physical or electrical access to assembled PCB. AOI sy .. read more

2D Off-line X-ray Inspection in the SMT Production Line: Working Towards the Zero-Defect Goal

The goal of SMT production is a zero-defect process in which flawed materials never get to the customer; however, in the ideal scenario,zero-defect production would mean that no flawed products .. read more

Practical Implementation of Lead-Free Soldering The Experience of the Japanese Electronics Industry

With the US military now committed to the phasing out of lead-containing solders via the Joint Group on Pollution Prevention (JG-PP) the electronics industry has moved beyond debate about wheth .. read more

Robust Optimization of a Lead Free SMT Process

This paper will focus on Dr. Taguchi’s Robust Engineering methodology,measurement methods and experimental results for the optimization of a lead free SMT process for use in an Automotive Elect .. read more

Reduction of Hazardous Substances vs. Recycling

Much of the environmental emphasis is currently on elimination of undesirable elements and compounds such as lead or halogens. The unintended consequences are huge in terms of diversion of reso .. read more

Assessing Circuit Pack Design and Assembly for Environmental Performance and Sustainability

Circuit pack assembly involves the use of numerous materials and processes of environmental concern,including electronic components and associated assembly operations. It is necessary to be abl .. read more

Life-Cycle Comparison of Energy Use during the Application of Lead-Free Solders

The energy consumed during the reflow assembly of printed wiring board assemblies is expected to be environmentally significant within the solder product life-cycle. Wide differences in the mel .. read more

Solder Joint Thermal Fatigue Damage Evaluation by a Simplified Method

In the present study,a simplified analysis methodology is used to evaluate thermal fatigue damage of solder joints of a leadless ceramic chip carrier (LCCC) or a leadless chip capacitor/resisto .. read more

An Efficient Test Model to Study the Board Level Reliability For High I/O Flip Chip BGA Packages

With the increasing demands of complex functions in a single chipset or microprocessor,the development of large size high I/O Flip Chip BGA (FCBGA) package becomes very important in recent year .. read more

Solderability Testing Methodologies for BGA Packages

Solderability testing is carried out at the IC (Integrated Circuit) manufacturer’s end to evaluate the quality of the IC package terminals in terms of solder wetting ability. Current industrial .. read more

Implementation of High I/O Count 1mm Pitch BGA Technology

Electronic package size reduction and demand for increased functions within less board space make a challenge for the PCB designer to find smaller footprint components that will out perform lar .. read more

Board Level Interconnect Reliability Assessment of High I/O BGA Packages

To meet the complex design requirements of the electronics industry,there is an increased need for large size high I/O BGA packages. The size of these large BGA packages (up to 50 mm2 and 1157+ .. read more

Mechanical Reliability of Fine Pitch Packages for use in Server and Mobile Electronic Packages

In both the server and portable electronic markets,monotonic mechanical overstress has become a primary issue in manufacturing and field usage. Appropriate test methods,including four point ben .. read more