{"id":4610,"date":"2026-11-02T05:00:16","date_gmt":"2026-11-02T05:00:16","guid":{"rendered":"https:\/\/welleltron.com\/?page_id=4610"},"modified":"2026-11-03T06:03:16","modified_gmt":"2026-11-03T06:03:16","slug":"kb","status":"publish","type":"page","link":"https:\/\/welleltron.com\/de\/kb\/","title":{"rendered":"Knowledge Base"},"content":{"rendered":"
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Explore the Knowledge Base<\/h2>
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Certifications<\/a><\/h3>

Welleltron is NIST, IPC, & ISO certified, DLA approved, and ITAR registered. We have the UL seal of approval and have exceptional materials compliance and reporting.<\/p><\/div>\n<\/div>\n\n\n\n

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Learn PCB<\/a><\/h3>

Knowing more about manufacturing processes will help you design cost-effective and robust boards. Check out our Learn PCB mini-blog to get guidelines and a look behind the fab curtains.<\/p><\/div>\n<\/div>\n\n\n\n

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Defense & capabilities<\/h3>


Technical specs for aerospace and defense customers. Welleltron manufactures, assembles, and rigorously tests rugged, reliable IPC 6012 class 3\/A PCBs in as fast as 2 days.<\/p><\/div>\n<\/div>\n\n\n\n

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PCB design guides<\/a><\/h3>

The PCB design guides provide critical information to prevent delays and avoid unnecessary costs. From flex and HDI, to controlled impedance and DFM, we cover a vast range of topics.<\/p><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n

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Popular Learn PCB topics<\/h2>
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PCB layout rules<\/a><\/h3><\/div><\/div>

Drawing a schematic of a circuit is the initial stage in PCB design. CAD software is then used to convert this block diagram into schematic drawings. A schematic is made up of component symbols and the connections that connect them. These nets will become copper traces on the circuit board.<\/p><\/div><\/div>\n<\/div>\n\n\n\n

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PCB manufacturing overview<\/a><\/h3><\/div><\/div>

PCB manufacturing involves converting design files which include Gerbers and netlists into a physical circuit board on which components can be placed and soldered.<\/p><\/div><\/div>\n<\/div>\n\n\n\n

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PCB Assembly\uff08PCBA\uff09<\/a><\/h3><\/div><\/div>

PCB assembly transforms a fabricated circuit board into an electronic assembly by adding components such as resistors, capacitors, integrated circuits, and connectors.<\/p><\/div><\/div>\n<\/div>\n\n\n\n

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Surface Finish<\/a> <\/h3><\/div><\/div>

PCB surface finish is a protective coating applied to exposed copper pads and other designated copper features on a printed circuit board. It helps preserve solderability before assembly and provides a suitable surface for the intended connection method.<\/p><\/div><\/div>\n<\/div>\n\n\n\n

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Basic electronics components<\/a><\/h3><\/div><\/div>

While electronic components process information in form of electrical signals, a printed circuit board is the skeletal structure on which the electronic components are mounted and soldered to hold them together and provide pathways for information to flow between components through PCB traces.<\/p><\/div><\/div>\n<\/div>\n\n\n\n

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PCB Defect<\/a><\/h3><\/div><\/div>

Click here to change this text. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.<\/p><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n

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Our best blogs<\/h2>
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\n\t\t\t\t\t\t\t\t\t\"Nylon\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t

\n\t\t\t\tNylon Brush Roller | Post-Etching & Post-Developing PCB Cleaning<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t
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\n\t\t\t\t\tNylon brush rollers are standard consumables installed on horizontal PCB wet process lines, widely used for post-etching and post-developing PCB cleaning.\t\t\t\t<\/div>\n\t\t\t\t\t\t
\n\t\t\t\tWeiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\"nylon\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t

\n\t\t\t\tNylon Brush Roller vs. Nylon Abrasive Brush Roller for PCB Lines<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t
\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t
\n\t\t\t\t\tChoose a non-abrasive nylon brush roller when the main task is removing loose particles and residues with minimal intentional copper removal. Choose an abrasive nylon brush roller when the process requires oxide removal, light deburring, or controlled surface conditioning.\t\t\t\t<\/div>\n\t\t\t\t\t\t
\n\t\t\t\tWeiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\"Pcb\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t

\n\t\t\t\tHow to Choose a PCB Mounting Mold for Microsectioning<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t
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\n\t\t\t\t\tThe right PCB mounting mold should match your grinding equipment, mounting method, resin system, and specimen geometry.\t\t\t\t<\/div>\n\t\t\t\t\t\t
\n\t\t\t\tWeiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\"Thickness\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t

\n\t\t\t\tHow to Choose a Thickness Gauge for PCB Manufacturing and QC Inspection<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t
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\n\t\t\t\t\tChoosing a thickness gauge for Printed Circuit Board (PCB) manufacturing and Quality Control (QC) inspection requires matching the measurement technology to the specific target layer\u2014whether measuring total board stackup, copper trace\/plating thickness, or protective conformal coatings.\t\t\t\t<\/div>\n\t\t\t\t\t\t
\n\t\t\t\tWeiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\"V-Score\"\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t

\n\t\t\t\tHow to Measure PCB V-Score Remaining Thickness<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t
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\n\t\t\t\t\tV-Score Remaining Thickness explains how to prepare the instrument, measure consistently, and investigate questionable results without confusing remaining thickness with groove depth.\t\t\t\t<\/div>\n\t\t\t\t\t\t
\n\t\t\t\tWeiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\"Locating\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t

\n\t\t\t\tHow to Choose PCB Locating Pins<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t
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\n\t\t\t\t\tSelecting Locating Pins material, tip geometry, or mounting tolerance results in mechanical binding, hole edge gouging, probe mis-hits, and premature pallet degradation. \t\t\t\t<\/div>\n\t\t\t\t\t\t
\n\t\t\t\tWeiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\n\n\n
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Other ways Welleltron can help<\/h2>
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PCB consumables
& Processes<\/h3><\/div><\/div>

Knowing PCB manufacturing processes and Consumables usage will help you produce circuit boards cost-effectively and efficiently.<\/p><\/div><\/div>\n\n\n\n

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Learn PCB Manufacturing<\/div><\/a><\/div><\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n
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Support<\/h3><\/div><\/div>

Need help with your stack-up? Want to find out what our products ? Have questions about your order? We’re here to help.<\/p><\/div><\/div>\n\n\n\n

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Contact Support<\/div><\/a><\/div><\/div>\n<\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n
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Talk to a Welleltron PCB Expert today<\/h2>
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24 hours a day, 7 days a week.<\/strong>
Call us: +86 18680058386<\/strong>
Email us: carol@welltronics.cn<\/strong><\/p><\/div>\n\n\n\n

Start Your Project Now<\/span><\/span><\/a><\/div>
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