Wednesday 27 January 2016

Know the Advantages of SMT PCB Assemblies



Circuit boards produced with surface mounting technologies have dramatically changed electronics manufacturing. Surface mount technology is one of the most advanced ways to manufacture electronic circuits where the components are placed or placed directly on the surface of PCBs (printed circuit boards). It has become a better alternative to the through-hole technology method of fitting wire lead components into the holes in a circuit board. There are many advantages to using SMT PCB assemblies. Here are some of them:

  • It can be used with through-hole technology – Both SMT and through-hole production methods can be done on the same board. SMT can be used on components that are unsuitable for surface mounting, like heat sinked power semiconductors and large transformers.

  • Cost-effective production – Surface mount technology can be a more cost-effective way to produce printed circuit boards because of the smaller size of its components. SMT components are typically smaller than through-hole versions due to either the absence of leads or smaller leads. It can have leads in different styles or short pins, a matrix of BGAs or solder balls, terminations on the component body, or flat contacts.

  • Suitable for smaller devices – The ease of construction and their greater component density make them more ideal for devices that are smaller. SMT PCB assemblies enable you to make feature-packed smaller devices at lower prices.

  • Automated assembly – SMT PCB assemblies can work with some placement machines for a faster and simpler way to assemble your device. Certain machines can place over 136,000 components per hour, and small errors in placement are automatically corrected as the molten solder's surface tension pulls the components to align them with solder pads.

  • Versatility – The components can easily be placed on either or both sides of a circuit board. SMTs offer lower inductance and resistance at a connection, resulting in fewer RF signal effects, as well as more predictable and better performance at high frequencies.

  • Better performance – In addition to minimizing the effects of RF signals, SMT PCB assemblies offer lower radiated emissions because of the smaller lead inductance and smaller radiation loop area.

  • You can have them made – Look for a reputable company that specializes in circuit board assembly services and electronic design to a wide range of industries. This way, you can count on a reliable turnkey supplier to customize SMT PCB assemblies for your needs. Consider a company that has more than three decades of experience in contract electronic manufacturing.

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