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Prototype PCB Assembly refers to making a small number of samples according to the circuit design or prototype before mass production to verify the correctness of the circuit design and the manufacturability of the product.
Prototype PCB Assembly plays a vital role in the product development process. First, it can help engineers find and correct potential problems in the design before actual production, thereby avoiding problems in mass production and saving costs and time. Secondly, proofing can also be used to test the performance and function of the product to ensure that the product can meet the design requirements. Finally, through Prototype PCB Assembly, manufacturers can build a bridge of communication with designers and customers to ensure that the final product can meet market demand.
Prototype PCB Assembly process
Circuit design: First, a complete circuit design drawing is required, which is the basis for Prototype PCB Assembly.
Material preparation: According to the circuit design drawing, prepare the required electronic components, printed circuit boards (PCBs) and other materials.
SMT patch: Use SMT (surface mount technology) to accurately mount electronic components on the PCB.
Welding and assembly: Complete the welding of electronic components and perform necessary assembly.
Functional test: Perform functional test on the PCBA board to ensure that it works properly.
Feedback and correction: Provide feedback based on the test results and correct problems in the design or production process.
Notes on Prototype PCB Assembly:
Design review: Before proofing, be sure to conduct a comprehensive review of the circuit design to ensure the correctness of the design.
Material selection: The selection of electronic components is crucial to the performance and stability of the product, so it is necessary to carefully select material suppliers.
Production process: The SMT patch process requires precise control to ensure that electronic components can be accurately mounted on the PCB.
Testing and verification: Perform comprehensive testing and verification on the sampled products to ensure that their performance and quality meet expectations.
Product Details:
Payment & Shipping Terms:
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Product Name: | PCBA | Place Of Origin: | Guangdong , China |
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Min. Line Spacing: | 3 Mil (0.075 Mm) | Min. Hole Size: | 3mil (0.075mm) |
Brand Name: | OEM | Components Purchasing: | OK |
SMT DIP Assembly: | Support | Type: | SMT Assembly |
Highlight: | quick turn printed circuit boards,custom made circuit boards |
PCBA / OEM Custom Made Prototype Printed Circuit Board For Home System
1. Features
1. One Stop OEM Service, Made in Shenzhen of China
2. Manufactured by Gerber File and BOM List from Customer
3. FR4 Material, Meet 94V0 standard
4. SMT, DIP technology suport
5. Lead Free HASL, Environmental Protection
6. UL, CE, ROHS Compliant
7. Shipping By DHL,UPS, TNT, EMS or Customer requirement
2. PCBA Technical capability
SMT | Position accuracy:20 um |
Components size:0.4×0.2mm(01005) —130×79mm,Flip-CHIP,QFP,BGA,POP | |
Max. component height::25mm | |
Max. PCB size:680×500mm | |
Min. PCB size:no limited | |
PCB thickness:0.3 to 6mm | |
PCB weight:3KG | |
Wave-Solder | Max. PCB width:450mm |
Min. PCB width: no limited | |
Component height:Top 120mm/Bot 15mm | |
Sweat-Solder | Metal type :part, whole, inlay, sidestep |
Metal material:Copper , Aluminum | |
Surface Finish:plating Au, plating sliver , plating Sn | |
Air bladder rate:less than20% | |
Press-fit | Press range:0-50KN |
Max. PCB size:800X600mm | |
Testing | ICT,Probe flying,burn-in,function test,temperature cycling |
Certifications:
ISO9001 / ISO14001 / ISO45001 (Military) / TS16949 (Automotive) / RoHS / UL
Prototype PCB Assembly Process
PCB design and manufacturing:
Work with PCB designers to create schematics and layouts for prototype PCBs.
Complete the PCB design, considering component placement, trace routing, and any special requirements.
Send design files to PCB manufacturer for rapid prototyping.
Receive the bare prototype PCB from the manufacturer and inspect it for any defects.
Component procurement:
Identify required electronic components such as ICs, resistors, capacitors, and connectors.
Purchase the necessary components, usually from a distributor or online source that offers components in small quantities.
Ensure components are compatible with the PCB design and meet the project's specifications.
Manual PCB assembly:
Prepare the PCB for assembly by cleaning the surface and applying solder paste to the component pads.
Components are manually placed and soldered to the PCB using a soldering iron or hot air rework station.
Visually inspect the assembled PCB to ensure correct component placement and solder joints.
Optional automated assembly process:
For larger prototype quantities or more complex PCBs, consider using a semi-automated or automated
assembly process such as:
Stencil printing for solder paste applications
Pick and place machines for component placement
Reflow soldering in a convection oven
Testing and Troubleshooting:
Perform various tests to verify prototype PCB functionality and reliability, such as:
Electrical testing (e.g. continuity, resistance, voltage and current measurements)
Functional testing to ensure PCB meets design specifications
Troubleshoot any issues found during testing and make necessary modifications to the PCB design or assembly process.
Iterative design and assembly:
Make any necessary design modifications to the PCB based on test results and feedback.
Repeat the manufacturing and assembly process with an updated design.
Continue this iterative process until the prototype PCB meets all required specifications and performance goals.
Final packaging and documentation:
Pack prototype PCBs for safe storage and shipping.
Provide any necessary documentation such as assembly instructions, schematics, and test reports.
Key considerations for prototyping PCB assembly:
Emphasis on rapid turnaround and flexibility to accommodate design changes
Produce initial prototypes using manual assembly techniques such as through-hole soldering
Utilize low-volume component procurement to support the prototyping process
Conduct thorough testing and troubleshooting to identify and resolve design or assembly issues
Close collaboration among PCB designers, assemblers and project stakeholders
The prototype PCB assembly process is critical to validating the design, identifying any issues and improving the product before entering full production. It allows for rapid iteration and testing to ensure that the final PCB design meets the project's requirements.
PCBA Pictures
Contact Person: Mrs. Helen Jiang
Tel: 86-18118756023
Fax: 86-755-85258059