PCBA (Printed Circuit Board Assembly) processing, the choice of the appropriate manufacturing process and technology on product performance, quality and cost have an important impact. This article will analyze the PCBA processing process, PCBA manufacturers to provide guidance on the choice.
1. SMT process
SMT process is currently one of the most widely used PCBA processing technology. It uses SMT machine to paste components directly to the PCB surface, with simple process, high production efficiency, suitable for small components and high-density layout and other advantages. Suitable for small and medium-sized production and fast delivery needs.
2. THT process
THT process is through the component pins through the PCB holes, and then through manual or semi-automatic equipment for welding. Compared with SMT, THT process is suitable for welding of large components and high-current components, and has the advantages of solid welding, high reliability, and suitable for special environments. It is suitable for products with high welding quality requirements and small mass production.
3. Hybrid process
Hybrid process combines the advantages of SMT and THT process, according to the characteristics of the product and the demand for flexible choice. For example, for high-density components using the SMT process, for large components using the THT process, can take into account the production efficiency and product quality, suitable for diversified production needs.
4. Welding method comparison
In PCBA processing, welding methods are hot air oven welding, reflow oven soldering and wave soldering machine soldering.
Hot air oven welding is suitable for small batch, high flexibility of production.
Reflow oven is suitable for SMT process welding small components.
Wave soldering machine is suitable for THT process welding large components. According to the product characteristics and quality requirements to choose the appropriate welding method.
5. Quality control and cost considerations
In the selection of PCBA processing technology, in addition to consider the productivity and product quality, but also consider the cost factor. SMT process automation equipment costs more, but can improve productivity; THT process manual cost is higher, but can ensure the quality of welding. Therefore, the balance between quality control and cost needs to be considered comprehensively.
Conclusion
Selecting the appropriate PCBA processing process has an important impact on product quality, productivity and cost. By comparing and analyzing the SMT process, THT process, hybrid process and different soldering methods, and formulating a reasonable manufacturing process selection guide according to the product characteristics, production scale and quality requirements, it can help PCBA manufacturers to improve productivity, reduce costs, ensure product quality and enhance competitiveness.
Quick facts about NeoDen
① Established in 2010, 200+ employees, 8000+ Sq.m. factory.
② NeoDen products: Smart series PNP machine, NeoDen K1830, NeoDen4, NeoDen3V, NeoDen7, NeoDen6, TM220A, TM240A, TM245P, reflow oven IN6, IN12, Solder paste printer FP2636, PM3040.
③ Successful 10000+ customers across the globe.
④ 30+ Global Agents covered in Asia, Europe, America, Oceania and Africa.
⑤ R&D Center: 3 R&D departments with 25+ professional R&D engineers.
⑥ Listed with CE and got 50+ patents.
⑦ 30+ quality control and technical support engineers, 15+ senior international sales, timely customer responding within 8 hours, professional solutions providing within 24 hours.
Post time: Apr-25-2024