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Showing 1 to 8 of 8 for “"Pcba"”.
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Predicting solder defects in printed circuit board assembly (PCBA) process
… Accordingly, printed circuit board assembly (PCBA) has become core to Flex, a leading electronics manufacturing services (EMS) company. As the EMS industry continues to automate the PCBA process, it captures more data and creates opportunities to leverage this data and to generate value …
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Achieving Six Sigma printed circuit board yields by improving incoming component quality and using a PCBA prioritization algorithm
Printed circuit board assemblies (PCBAs) are the backbone of the electronics industry. PCBA technologies are keeping pace with Moore's Law and will soon enable the convergence of video, voice, data, and mobility onto a single device. With the rapid advancements in product and component …
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Development of a predictive coalition building analysis for stakeholders of sociotechnical systems: case studies of high-speed rail development in the Northeast Corridor of the United States and the Tōhoku Shinkansen extension from Hachinohe to Shin-Aomori, Japan
… of Predictive Coalition Building Analysis (PCBA). The three-phase methodological framework assigns likelihoods to possible future coalitions of stakeholders by 1) identifying and discussing stakeholders and their interests in various objectives for system development, 2) clustering …
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ISM S-band CubeSat Radio Designed for the PolySat System Board
… into a single printed circuit board assembly (PCBA). The circuitry is then squeezed into a high-density, 1.4” x 3.3” layout. The PCBA is then manufactured, troubleshot, tuned, and characterized.</p>
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Estimation of system assembly and test manufacturing yields through product complexity normalization
… two major steps: Printed Circuit Board Assembly (PCBA) and System Assembly and Test. The company has already deployed a global yield goal definition methodology for the PCBA operation, but the creation of a similar methodology for the System Assembly and Test operation proved difficult: Cisco …
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Developing a methodology to link printed circuit board assembly yield targets to commodity group quality goals
… Million (DPPM) at the Commodity Group level, and PCBA Yield is measured as the percentage of boards which meet Cisco's Six Sigma yield targets. The proof of concept for such an analytical link shows that these two metrics can be analytically related, and furthermore can be used to ensure that the …
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Comparison of Two Advanced Oxidation Processes for Their Production of Hydroxyl Radicals and Evaluation of a UV/Ozone AOP at Varying UV Fluence for Treating Diclofenac
… of ·OH as indicated by the probe compound pCBA. One of the AOPs examined was a proprietary device that utilizes ambient air and UV to generate singlet oxygen, which subsequently produces ·OH in water. The other is a more common method that combines UV and ozone (O<sub>3</sub>) to produce …
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Design and qualification of a robust polyurethane based conformal coating process for sodimms
<p>Conformal coatings protect printed circuit board assemblies, including the electronic components that the assemblies are populated with. A variety of materials and application methods can be used to conformally coat assemblies. The process setup is crucial to repeatable process reliability. The …