2024-03-09
PCB (Printed circuit board) is component carrier for PCBA products.
SMT (Surface Mount Technology) is a technology to assemble components on PCB surface.
PCBA (Printed Circuit Board Assembly) is a finished product after SMT or DIP (Dual In-line Package) assembly technology.
The relationship among PCB, SMT, PCBA is carrier, assembly technology, finished product (or manufacturing process), which can be shown as below:
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